# By Number.io — Online coloring game > Massive collaborative online coloring by numbers game with competitive and social features. (iPhone/iPad app by AA2G1 LTD.) - Source: https://appshunter.io/ios/app/by-numberio/id1461085109 (this page in markdown: same URL + `.md`) - Developer: [AA2G1 LTD](https://appshunter.io/developer/1435150054) - Category: Games, Entertainment, Puzzle, Trivia - Price: Free - Rating: 4.00/5 from 8 App Store ratings · 7 written reviews indexed - Age rating: 4+ - Requires: iOS 8.1 · 257 MB - Languages: English - Released: 2019-05-02 - Data updated: 2026-06-11 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/by-numberio/id1461085109/reviews.md ## What is By Number.io? Online coloring game By Number.io is a coloring by numbers, in which a thousand and more players from all over the world paint together huge pictures, mega huge, simply unrealistically big! New paintings are opened after the players color already begun. Compete with other people for the territory on the canvas or have fun with friends, painting one area - there will be enough space for everyone. The more you paint, the more you earn points. Spend them on new colors and bright icons for every taste. Get on the leaderboard of the week or the rating of the finished picture. Play online with real people or paint in your pleasure big pictures without the Internet in any place. Be a part of the common cause now and become a leader in the world coloring by numbers! ## Key features - Collaborative large-scale picture coloring - Online multiplayer with real-time interaction - Competitive territory control on the canvas - Earn points for new colors and icons - Weekly and picture leaderboards - Offline single-player mode ## Recent user reviews (7 of 7) All indexed reviews: https://appshunter.io/ios/app/by-numberio/id1461085109/reviews.md ### 1/5 — Why *2020-11-01, version 2.0* How do you do online mode ### 2/5 — Can’t connect! *2020-05-07, version 2.0* I only wanted this game to play online and it won’t let me in! I tried everything but it still won’t work (shuting down my phone turning off me WiFi and turning it back on) I just ask of you to make an idle game of this, if u can thx! ### 3/5 — Can’t Connect *2020-04-30, version 2.0* I just now got the game and even though I have internet connection it keeps telling me I can’t connect to the online paintings . This really stinks in my opinion as I would love to be able to do online . But I love color by number apps . I would give this five stars if I had the ability to go online . Creators please fix this problem ### 1/5 — I *2020-02-17, version 2.0* I can’t play online mode ### 5/5 — By number.io *2020-02-08, version 2.0* I t keeps telling no internet connection. ### 4/5 — A bug? *2019-11-28, version 2.0* The connection does not work when it’s true so make a bug fix ### 5/5 — Cannot connect *2019-09-06, version 2.0* I cannot access the online paintings. I keep getting a connection error even though I have a WiFi connection. It was not doing this before but I have been checking back every day for over a week and it just could not connect for some odd reason. ## Frequently asked questions about By Number.io ### What is By Number.io? By Number.io is an online coloring game where thousands of players collaborate to paint massive pictures. It offers both competitive and cooperative gameplay modes. ### Can I play By Number.io offline? Yes, you can play By Number.io offline. The game allows you to paint large pictures at your leisure without an internet connection. ### How do I earn points in By Number.io? You earn points by coloring. The more you paint, the more points you accumulate, which can then be spent on new colors and icons. ### Does By Number.io have ads? No, By Number.io does not contain advertisements. It is a free game without any ads. ### What devices can I play By Number.io on? By Number.io is available on iPhone, iPad, and iPod. It is designed for iOS devices. ### What is the age rating for By Number.io? By Number.io has an age rating of 4+. This means it is suitable for children aged 4 and above. ### How often is By Number.io updated? By Number.io was last updated on June 7, 2019, with version 2.0. The initial release date was May 2, 2019. ### What are the main game modes in By Number.io? The main game modes include online collaborative coloring with other players, competing for territory on the canvas, and offline single-player coloring. ## Version history (last 4 releases) ### 2.0 — 2019-06-07 - New image sizes online! - New skins! - Fixed bugs. - Optimization. ### 1.8 — 2019-06-06 - New image sizes online! - New skins! - Fixed bugs. - Optimization. ### 1.6 — 2019-05-23 - fixed bugs - optimization ### 1.0 — 2019-05-01 No release notes. ## More apps by AA2G1 LTD - [Prize Machine Spinner Simulate](https://appshunter.io/ios/app/prize-machine-spinner-simulate/id1435150055) - [Mechanic Service Station Sim](https://appshunter.io/ios/app/mechanic-service-station-sim/id1435566015) - [Smash DIY SLIME - Fidget Slimy](https://appshunter.io/ios/app/smash-diy-slime-fidget-slimy/id1435758523) - [Super Sequin Simulate DIY Flip](https://appshunter.io/ios/app/super-sequin-simulate-diy-flip/id1438227188) - [Clash Rider - Clicker Tycoon](https://appshunter.io/ios/app/clash-rider-clicker-tycoon/id1441753387) - [Helix Cat](https://appshunter.io/ios/app/helix-cat/id1446843263) All apps by AA2G1 LTD: https://appshunter.io/developer/1435150054 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-11.*