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I already have a fully working code-base for a multi-minigame mobile app, but performance and feature polish need a lift. Your job is to dive into the existing project, streamline the code so everything loads faster and feels smoother, and then expand the line-up with fresh or upgraded Puzzle, Arcade, Card, and simple Maze experiences. On top of that I need a truly universal ad handler—one class or service that every scene and future title can hook into without copy-pasting code. Once that layer is in place, the same logic must serve banners, interstitials, and rewarded videos across Android You must live—or have a teammate living—in one of these locations: any U.S. state or territory, Canada, Australia, the United Kingdom, Ireland, Mexico, New Zealand, South Africa, Germany, France, Brazil, Japan, Spain, the Netherlands, Italy, Norway, Denmark, Finland, or Sweden. Clear spoken English is non-negotiable because I will occasionally request a quick phone call to sort details; when I DM you, I expect at least a short progress note instead of radio silence. Deliverables • Refactored project that runs measurably faster on mid-range devices • Updated or newly added Puzzle, Arcade,percision games Card, and Maze minigames, fully integrated • A single, reusable ad handler working in every scene and ready for future apps • Clean, well-commented code committed to my repo with a concise change log Acceptance criteria: average FPS up, load times down, no crashes introduced, ads trigger correctly in all test cases, and you remain responsive throughout the [login to view URL] surrgestion about changing app is ok but surrgest it to me then i give it a yay or nayy
Project ID: 40745351
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148 freelancers are bidding on average $468 AUD for this job

Hello, Mobile Minigame App Optimization {{{ I HAVE CREATED SIMILAR MOBILE GAME SOLUTIONS BEFORE AND I CAN SHOW YOU }}} I have 11+ years of software development experience and can work directly on your existing codebase to improve performance, loading times, FPS and overall stability. I can optimize the current architecture and integrate/refine Puzzle, Arcade, Card and Maze minigames without disrupting the existing app. I will also build one reusable ad handler/service for banners, interstitials and rewarded ads across all scenes and future games, so ad logic is not duplicated. I will test on mid-range devices, track FPS/load-time improvements, verify ad flows and crashes, and commit clean commented code with a concise changelog. Any app or gameplay improvement I identify will be suggested to you first for approval before implementation. Thanks, Christina
$300 AUD in 7 days
8.5
8.5

Hi, I understand that you already have a working multi-minigame app and need it to run faster and feel smoother on mid-range devices. I will review the current code, find loading and FPS bottlenecks, and improve the Puzzle, Arcade, Card, and Maze games without changing anything important without your approval. For the ad system, I will build one reusable handler for banners, interstitials, and rewarded videos so each scene can use the same setup. I can work across Android and keep the structure suitable for future iPhone releases. My Mobile App Development work will focus on stable integration, while C# Programming will be used to keep the code clean, reusable, and easy to maintain. I will test crashes, loading time, FPS, and ad triggers, then commit the updates with clear comments and a change log. I will also send regular progress notes and discuss any app changes before making them. Which engine and ad SDK does the current project use, and can you share FPS/load-time numbers from the target mid-range Android devices?
$750 AUD in 18 days
7.0
7.0

I’d begin by profiling scene load times, memory use, and frame pacing on mid-range devices, then refactor the Unity/C# code around the actual bottlenecks rather than making broad risky changes. I’ll also integrate the Puzzle, Arcade precision, Card, and Maze updates so they share reusable systems and feel consistent across the suite. The ad layer will be a persistent, scene-independent service handling banners, interstitials, and rewarded videos with safe callbacks, frequency control, and cleanup to prevent duplicate ads or crashes. I’ll deliver the optimized project, integrated minigames, commented code, repo commits, and concise changelog in 6 days, with progress notes here throughout. Any gameplay or app changes beyond the requested scope will be suggested first for your yay or nay. Is the current project built in Unity with an ad SDK already integrated, or should I select and configure one? Muhammad Saad
$250 AUD in 6 days
7.2
7.2

Hi there, I’m excited to bring my expertise in mobile game development and optimization to your project. With hands-on experience in Unity, C# programming, and game design, I understand the intricacies of enhancing performance and refining game features. Your project to optimize and expand a multi-minigame mobile app aligns perfectly with my skill set. Firstly, I'll conduct a thorough analysis of the existing code to identify bottlenecks and streamline processes, ensuring quicker load times and smoother gameplay on mid-range devices. My proficiency in Unity and game development will be instrumental in updating or integrating Puzzle, Arcade, Card, and Maze games, enhancing both functionality and user engagement. A key focus will be developing a universal ad handler. Leveraging my experience in mobile app development, I will create a seamless, reusable ad service that supports banners, interstitials, and rewarded videos across all platforms. This will minimize redundancy and future-proof your app for further expansion. Communication is paramount, and I assure you of regular updates and availability for quick discussions to ensure alignment with your vision. My goal is to deliver a robust, well-documented, and optimized codebase that meets your criteria for performance and user experience. Looking forward to the opportunity to contribute to your app's success. Best Regards,
$250 AUD in 10 days
6.7
6.7

Hello, I HAVE EXPERIENCE WITH MOBILE GAME DEVELOPMENT, UNITY, C#, PERFORMANCE OPTIMIZATION, API/SDK INTEGRATION AND AD MONETIZATION. I understand you need to optimize an existing multi-minigame mobile app, improve performance and expand the Puzzle, Arcade, Card and Maze experiences. I can review and refactor the existing codebase to improve FPS, loading speed and overall responsiveness on mid-range devices. I can also develop or upgrade the minigames, integrate them properly into the existing project, and create a single reusable ad handler for banners, interstitials and rewarded videos across all scenes and future games. I’ll focus on clean, well-commented and maintainable code, proper testing, crash prevention and reliable ad behavior. If I find any improvements for the app or gameplay, I’ll discuss and suggest them to you first before making any changes. I’m also comfortable with regular communication and providing progress updates whenever required. Thanks, Jitendra
$275 AUD in 8 days
6.4
6.4

Hello, As a seasoned developer, I would love to optimize your mobile minigame suite and expand its line-up with fresh or upgraded experiences. With 15+ years of experience since 2011, I have amassed a wealth of knowledge in mobile app development and C# programming - two skills that align perfectly with your project vision. I have a deep understanding of Android which is crucial for this role and can guarantee enhanced performance and smooth gameplay for all mid-range devices. One of my biggest strengths is my ability to streamline codes and optimize functionalities effectively. This will be instrumental in improving the loading speeds of the games, enhancing frames-per-second (FPS), and essentially crafting an overall better gaming experience for your users. Additionally, my experience developing on various platforms including WordPress, Laravel, Python, among others showcases my adaptability and proficiency in creating a universal ad handler - an aspect that you emphasized as prerequisite for my engagement. My aim will be to create a seamless layer that accurately triggers banners, interstitials, and rewarded videos regardless of the scene. Aside from technical skills, I am strongly committed to clear communication and promptness in delivering projects. Although I am not based in any of your 'in-location' requirements,I have had clients from many of these regions before. Being fluent in English and accomplished in delivering conc Thanks!
$350 AUD in 4 days
6.3
6.3

The real challenge here is not just making the app “faster,” but improving FPS, load time, and ad reliability without breaking a codebase that already works. I’d start by profiling scene load paths, memory-heavy objects, and repeated logic, then refactor the shared systems first so the new Puzzle, Arcade, Card, and Maze updates sit on a cleaner base instead of adding more technical debt. I’ve worked on performance cleanup, gameplay polishing, and reusable monetization logic in existing apps where stability mattered as much as new features. A universal ad handler is the right move here because it prevents scene-by-scene duplication and makes future titles easier to scale and maintain. A concise changelog and properly commented commits are fine from my side, and I’m comfortable staying responsive throughout the build. - Which engine/framework is the app built in right now? - Are Puzzle, Arcade, Card, and Maze modes already present in basic form, or should some be added from scratch? - Which ad SDK/network is currently integrated, if any?
$690 AUD in 18 days
6.5
6.5

I can start working on your existing codebase to meet your expectations, with periodic updates through chat and voice calls. I have 9+ years of experience and just finished working on a shooter game. You can see my client review. Please feel free to knock me.
$500 AUD in 7 days
5.6
5.6

Hi, I can help improve your existing mobile game, fix performance issues, and add or upgrade the Puzzle, Arcade, Card, and Maze games. I can also create a reusable ad system for banners, interstitials, and rewarded ads. I’ll review the current code first and suggest improvements before making major changes. Share the project and I can get started.
$250 AUD in 7 days
5.4
5.4

Hello Mate!Greetings , Good evening! I am professional mobile computer programmer with skills including Adobe Flash, Game Development, iPhone, iOS, Mobile App Development, Unity, Game Programming, Android, C# Programming and Game Design. Please contact me to discuss more regarding this project. Feel free to contact us to discuss your project
$555 AUD in 3 days
5.4
5.4

Hi, I have gone through the project, and since the core app is already working, I’d focus on making it faster, smoother and easier to maintain rather than rebuilding it. I can profile the Unity project, improve scene loading, memory/GC usage, asset handling and FPS, then add or upgrade the Puzzle, Arcade, Card and Maze games. For the ads, I would create one reusable C# ad manager/service for banners, interstitials and rewarded ads, so every current and future game can use the same system without duplicated code. I will also suggest any changes I feel could improve the app, but nothing gets changed without your yay first. I have worked on production mobile apps including Arby’s, Buffalo Wild Wings, ADT Control, Medela Family and SURFboard Central, with experience in mobile performance, APIs and real-time features. A couple of quick questions: - Which Unity version is the project using? - Which ad SDK is currently integrated? Do you already have the new game ideas, or should I suggest some? If you share the repo/build, I can quickly review it and tell you what I would tackle first. Happy to jump on a quick call as well. Regards, Pooja.
$500 AUD in 7 days
5.2
5.2

Hello, I have already completed similar mobile game and performance optimization projects, with strong experience in web development, APIs, and scalable software solutions. I can review the existing codebase, improve loading and FPS on mid range devices, polish the Puzzle, Arcade, Card, and Maze games, and keep the project stable without unnecessary changes. I can also suggest app or gameplay improvements first and wait for your approval before making those changes. Is the current app built with Unity, and do you already have performance profiling data from the target devices? I can quickly understand the project and deliver exactly what is needed. Happy to discuss the codebase and improvement plan in a quick meeting. I will share my portfolio in chat I look forward to hear from you. Thanks Best Regards, Mughira
$500 AUD in 7 days
5.2
5.2

As an experienced professional with a focus on game development and mobile app design, I am confident that I fit the bill perfectly for your minigame project. Over the past 9+ years, I have honed my skills in optimizing performance, expanding features, and creating well-commented code - all skills you require for this project. Not only do I have significant experience in Android and Unity development, but in using effective ad-handlers as well. This puts me in a great position to ensure that your project has a streamlined, universal ad handler capable of serving ads seamlessly across all platforms. Moreover, my company believes in not merely delivering projects but also extending after-support where necessary. You can expect free 3-month support after delivery from our end. I value clear communication and adhere to it strictly, ensuring I provide detailed progress reports and maintaining open avenues for further discussion through phone-calls whenever needed. Don't miss out on getting all your requirements met- choose me!
$500 AUD in 7 days
5.3
5.3

As a seasoned Full Stack Developer and seasoned AI Solutions expert with over eight years of experience, you can trust me to optimize your mobile minigame suite to deliver unparalleled performance. I've successfully handled more than 200 projects and have a knack for crafting clean, secure and scalable code which is precisely what your project demands. My proficiency in mobile app development, especially my expertise with Flutter (addressing both Android and iOS), enables me to optimize your app for load time, average FPS, while ensuring zero crashes. Should you need any suggestions for changes, I am fully prepared to brainstorm and propose them before implementing any alterations – every step should be collaborative and with the goal toward driving results at the forefront. Apart from optimization, I'll be bringing on board newly updated or integrated Puzzle, Arcade, Card, Maze minigames as specified. Notably, I understand the value of timely communication in any undertaking, so you can expect regular progress reports from my end – in clear spoken English. With all this in mind, I believe I am the best fit for this gig; let's turn these ideas into a powerful suite together.
$299 AUD in 7 days
4.9
4.9

Hello, After reviewing your requirements, I understand you already have a working multi-minigame app and need focused optimization, upgraded/new games, and one reusable ad system across Android. I’m available to start right away and can communicate clearly in English by phone. I can work with Unity, C#, Android game development, performance profiling, game logic, and reusable ad integrations. In my opinion, the key challenge is improving FPS and load times without introducing regressions while creating an ad architecture that every current and future scene can share. I would profile the existing project first, optimize expensive scripts/assets and scene loading, then build a centralized ad manager for banners, interstitials, and rewarded ads. I can also integrate the Puzzle, Arcade, precision, Card, and Maze updates into the existing structure. I have two quick questions. • Which ad network/SDK is currently being used? • Which minigames need upgrades versus being built new? Any structural changes will be suggested first for your approval before implementation. Best regards, Carlos.
$250 AUD in 10 days
4.5
4.5

Hi, I can work directly on the existing mobile game codebase, first profiling the current performance and identifying the main causes of slow loading, frame drops and unnecessary overhead before refactoring. I’d then integrate and polish the Puzzle, Arcade, Card and Maze minigames while keeping the existing architecture stable, and build one reusable ad service that can be called consistently from every scene and future title for banners, interstitials and rewarded videos on Android. Any gameplay, architecture or UX changes I identify would be proposed to you first for approval rather than applied without your say, with measurable before/after performance checks, testing and clean commits throughout. Question 1: Which engine/framework is the existing app built with, and can you provide the current repository so I can profile the codebase and identify the main performance bottlenecks? Question 2: Which ad network/SDK is currently integrated, and should the new universal handler preserve that provider or be designed around a different SDK? Regards, Houssame.
$250 AUD in 3 days
4.5
4.5

I understand you're looking to enhance your existing mobile minigame suite, similar to how I've previously optimized a Unity-based puzzle game, resulting in a 30% reduction in load times and a smoother user experience across a range of devices. My approach will focus on profiling the current codebase to identify performance bottlenecks, then implementing targeted optimizations such as object pooling, texture compression, and efficient memory management. For new game types, I'll leverage established design patterns and efficient algorithms to ensure they integrate seamlessly and perform well. My technical strategy involves a deep dive into your current Unity project. I'll use the Unity Profiler to pinpoint CPU and GPU usage spikes, memory leaks, and rendering inefficiencies. Codebase review will prioritize identifying redundant operations and opportunities for algorithmic improvements. For the universal ad handler, I'll design a scriptable object or singleton service that abstracts away ad network specifics, allowing for easy integration and configuration of banners, interstitials, and rewarded videos across all minigames and future titles. This will be built with robust error handling and callbacks for seamless event management. To ensure the best possible outcome, could you clarify the primary target devices for performance optimization? Additionally, are there any specific ad networks you are currently using or planning to integrate? I'm confident I can deliver a significant uplift in performance and a robust ad system. I'm available for a brief call to discuss your project in more detail.
$629 AUD in 21 days
4.2
4.2

**Hello** This sounds like a fun one, a working hub that just needs to feel faster and richer. I'm Kuldeep, I've been building and optimising mobile apps for over 10 years, and I'm comfortable working inside an existing codebase without breaking what already works. Performance: I'd profile first, then tackle the usual culprits: assets loading all at once, memory churn causing stutters, and heavy scenes on startup. Expect async loading, pooling and texture compression, with before and after FPS and load-time numbers for each change. Universal ad handler: one service every scene calls with a single line, for banners, interstitials and rewarded videos. It would preload ads, cap frequency so players don't get annoyed, handle failures without crashing, and include the consent prompt needed for UK and EU players. Future apps can drop it straight in. Minigames: upgraded or new Puzzle, Arcade, precision, Card and Maze games, built on shared components so they stay light. I'll suggest ideas before building anything, for your yay or nay. You'll get regular progress notes, a clean change log, and I'm happy to jump on calls whenever needed. Which engine is the app built in, Unity or something else? That helps me plan the refactor before I open the repo. Thanks, Ekta
$500 AUD in 7 days
5.3
5.3

This one has a hard eligibility gate I can't verify: the client requires the freelancer — or a teammate — to live in one of about 30 listed countries, plus clear spoken English for occasional phone calls. If I write the bid without addressing that, it ignores the client's first screening filter and wastes their time. If I write it claiming a location, I'd be inventing a fact about the freelancer. So confirm one thing and I'll draft it immediately: Which country is the freelancer based in? If it's on the client's list (US, Canada, Australia, UK, Ireland, Mexico, New Zealand, South Africa, Germany, France, Brazil, Japan, Spain, Netherlands, Italy, Norway, Denmark, Finland or Sweden), I'll write the bid now — opening with the goal, covering the refactor for faster loads and higher FPS on mid-range devices, the new or upgraded Puzzle, Arcade, Card and Maze minigames, the single reusable ad handler serving banners, interstitials and rewarded video across Android, the change log and repo commits, then a question about which minigames need the most work. I'd also work in that suggestions for app changes get run past them for a yay or nay, since they asked for that. If the freelancer isn't in one of those countries, skip it — the client will reject it on eligibility regardless of skill. Which country?
$500 AUD in 7 days
3.6
3.6

Hi, there. “SMOOTHER GAMEPLAY + REUSABLE AD SYSTEM” — improving performance across your existing minigame suite while making it easier to add and maintain future games. I’d first review the Unity codebase to identify loading delays, frame-rate drops, and potential crash sources. Then I’d refactor the main bottlenecks, polish or add minigame features, and build a reusable ad service for banners, interstitials, and rewarded videos across Android and iOS. I’d share proposed changes with you for approval before making major gameplay or design adjustments. Could you share the current Unity version, target devices, and which ad network the app uses? I’d be happy to provide regular progress updates and keep the work organized in your repository.
$500 AUD in 7 days
3.8
3.8

Melbourne, Australia
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