Quickly look up and learn four-letter alpha codes for bird species. This reference tool helps birders speed up field notes and eBird checklist entries by providing a fast way to find abbreviations used in ornithology.



122+ iOS apps & games curated and reviewed
Out of 122+ nemesis code apps and games on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.8★ (95) | No | No | Jul 2026 | |
| 2 | Free | 4.0★ (4) | No | No | May 2026 | |
| 3 | Free | 4.0★ (24) | No | No | May 2026 | |
| 4 | Free | 4.0★ (41) | No | Yes | May 2026 | |
| 5 | Free | 4.6★ (12K) | No | No | Aug 2026 | |
| 6 | Free | 2.0★ (4) | No | No | May 2026 | |
| 7 | $1.99 | 4.0★ (2) | No | No | May 2026 | |
| 8 | Free | 4.1★ (242) | No | No | Aug 2026 |



Quickly look up and learn four-letter alpha codes for bird species. This reference tool helps birders speed up field notes and eBird checklist entries by providing a fast way to find abbreviations used in ornithology.


Quickly access 4-letter codes used by bird banders for species identification. This reference tool also provides band sizes and important notes for banding specific birds, aiding in ornithological research.






This companion app streamlines gameplay for a popular board game. It helps track objectives, rounds, events, and game outcomes, enhancing immersion with sound and visual effects. Future updates will add more content and features.


Step into the shoes of a renowned detective to solve a series of baffling deaths. Investigate crime scenes, find hidden objects, and solve challenging puzzles to uncover the truth behind a sinister plot. Explore a nautical mystery and discover secrets in an engaging bonus game.


A powerful code editor for mobile devices, offering syntax highlighting for over 80 languages, remote file access, and a built-in terminal. Perfect for developers who need to code on the go with a well-designed interface.


This companion app provides a single-player game mode for a board game, featuring an AI assistant to guide players through a Martian facility. It explores the AI's true intentions regarding player survival and goals.


Engage in a thrilling 3D space shooter set in the year 3000. Battle for resources in a new star system across various game modes, including campaign and death-match. Supports VR headsets and external controllers for an immersive experience.


This programming puzzle game introduces players to coding logic through interactive challenges. Guide a robot using commands to solve levels, learning concepts like procedures, loops, and conditionals. It's designed for beginners, making coding accessible and fun for students.


This platform merges social networking with e-commerce, enabling creators, sellers, and buyers to interact. Users can discover products through engaging content and community connections. It fosters a dynamic environment for social interaction and product exploration.




Engage in fast-paced, tactical multiplayer shooter combat. Choose from four unique classes and a variety of weapons across multiple environments. Experience furious PvP action with friends and foes.


This app transforms self-improvement into a game, pitting you against a "better version" of yourself. It offers daily challenges and tracks wins to encourage consistent progress without relying on motivational fluff.


Experience a 3D space shooter set in the year 3000, fighting for resources in the new frontier. Engage in campaign or death-match modes with VR and gamepad support. Choose from three playable ships and six skill settings.


This app introduces children aged 4-7 to coding concepts through engaging, word-free picture blocks. It helps them develop problem-solving, logic, and critical thinking skills through interactive coding adventures. Designed for young learners, it makes learning to code fun and accessible.




Monitor your vehicle's location and status in real-time. Control your alarm, set custom alerts for speed or battery disconnection, and even immobilize your car remotely. View past routes for up to three days.


Navigate a world of code-based puzzles. Stack commands to guide a hero through mazes and challenges. This game offers quick, engaging brain teasers for short breaks or extended play.




Transform your smartphone into a remote control for your car alarm. Arm, disarm, and open the trunk directly from your phone via Bluetooth. Enjoy hands-free arming and disarming options.


Engage in a simulated hacking experience where you can perform cybercrimes, jailbreak devices, and spread viruses. Upgrade your hideout and customize your character as you progress through humorous storylines and make impactful decisions.