--- title: "Day of Week Genius - Reviews, Revenue and Downloads in United States | Apple App Store" description: "January 1st, 2000 fell on a Saturday. But could you be certain of this without a calendar? The answer is YES. Day of Week Genius is a workout app for your mind that you can use to learn to calculate " --- # Day of Week Genius — United States > Become A Human Calendar. ![Day of Week Genius App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/b9/e4/45/b9e445a3-7c7c-a565-d90f-b64cbf47dc64/AppIcon-0-0-1x_U007emarketing-0-0-0-10-0-0-sRGB-0-0-0-GLES2_U002c0-512MB-85-220-0-0.png/434x0w.png) **Developer:** [ByteLaunch](https://apptail.io/developer/bytelaunch-eoFg) **Category:** Productivity **Rating:** 5.0/5 (13 ratings) **Price:** Free **Bundle ID:** com.bytelaunch.dayofweekgenius **Store:** Apple App Store **Country:** United States **Version:** 1.5 (released 2020-05-01) **Original Release:** 2020-04-16 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id1507726330) **AppTail Page:** [https://apptail.io/app/day-of-week-genius-xFOc/united-states](https://apptail.io/app/day-of-week-genius-xFOc/united-states) ## Day of Week Genius Description January 1st, 2000 fell on a Saturday. But could you be certain of this without a calendar? The answer is YES. Day of Week Genius is a workout app for your mind that you can use to learn to calculate the day of week for any given date within your own head! The app works by helping you memorize a few short lists and testing your recall skills with flashcard-like repetition. Then I teach you a simple equation to flawlessly determine the day of week for ANY date. If you can perform simple addition and divide by the number 7 you can be a Day of Week Genius, too! Features: * Learn about Day Codes, Month Codes, and Year Codes * Learn the Day of Week Equation * Learn and Practice in Tutorial Mode * Challenge yourself daily by taking the Day of Week Challenge * Using the "Show Me" feature, see the breakdown for the calculation on any challenged date Conclusion: I've seen a number of methods to learn how to calculate the weekday from any given date, including The Doomsday Algorithm, but this is hands down the best and the easiest method. This application breaks down the process in easy to understand bite-size chunks and many users can perform the Day of Week Genius feat within their first app session. So what are you waiting for? Impress others, impress your friends, and best of all, challenge yourself and unlock seemingly superhuman skills. Become a Day of Week Genius! ## Day of Week Genius Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/ad/0e/8c/ad0e8caa-fea9-33e5-7991-f1150fc4b279/pr_source.png/1242x2688.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/42/92/97/429297e4-9293-dab3-9122-c6c9d5a60ec7/pr_source.png/1242x2688.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/fb/be/ff/fbbeff86-f139-e9e5-9506-824dab45d24d/pr_source.png/1242x2688.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/b5/40/2f/b5402ff1-f706-7a14-bfa6-450ba102d0d4/pr_source.png/1242x2688.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/9d/19/8d/9d198de3-1893-eee9-6874-cabc948733f3/pr_source.png/1242x2688.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/6e/5c/0a/6e5c0ade-79ca-fe2d-74d1-4dc97bba04e4/pr_source.png/1242x2688.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/18/c6/f6/18c6f630-8919-63ff-35d0-22104baff6ff/pr_source.png/1242x2688.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/71/64/27/71642786-9183-6583-16c6-2319fda580e5/pr_source.png/1242x2688.png) - [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/3b/6d/4d/3b6d4d3c-dce9-3d5b-7219-1bbc0f596e37/pr_source.png/1242x2688.png) ## Day of Week Genius Rating Breakdown in United States - 5 stars: 13 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## Day of Week Genius Reviews in United States ### ***** "Fun" Nice and fun. Way to Score some nerd points -- Macks_g, 2020-04-16 [View all Day of Week Genius reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews) ## Day of Week Genius Discovered Keywords - days of the week - day of week ## Apps Similar to Day of Week Genius - [The Habit Factor® Lite](https://apptail.io/app/the-habit-factor-lite-zpcb/united-states) - [The Habit Factor® PRO](https://apptail.io/app/the-habit-factor-pro-rPwb/united-states) - [Basic Calendar](https://apptail.io/app/basic-calendar-NCVn/united-states) - [OkOliver: AI Memory Assistant](https://apptail.io/app/okoliver-ai-memory-assistant-RiFq/united-states) - [Time Tracker With Detailed Log](https://apptail.io/app/time-tracker-with-detailed-log-wSju/united-states) - [Tally: Habit Tracking](https://apptail.io/app/tally-habit-tracking-ITkv/united-states) - [ZettelkastenNote](https://apptail.io/app/zettelkastennote-OSkw/united-states) - [Kalendr](https://apptail.io/app/kalendr-hbxw/united-states) - [Podcript - Podcast Transcripts](https://apptail.io/app/podcript-podcast-transcripts-CLMw/united-states) - [Nut AI: Video Generator & Chat](https://apptail.io/app/nut-ai-video-generator-chat-OSLy/united-states) ## Day of Week Genius Available In - [United States](https://apptail.io/app/day-of-week-genius-xFOc/united-states) - [United Kingdom](https://apptail.io/app/day-of-week-genius-xFOc/united-kingdom) - [France](https://apptail.io/app/day-of-week-genius-xFOc/france) - [Ireland](https://apptail.io/app/day-of-week-genius-xFOc/ireland) - [Israel](https://apptail.io/app/day-of-week-genius-xFOc/israel) - [Nigeria](https://apptail.io/app/day-of-week-genius-xFOc/nigeria) - [Pakistan](https://apptail.io/app/day-of-week-genius-xFOc/pakistan) - [Russia](https://apptail.io/app/day-of-week-genius-xFOc/russia) - [Saudi Arabia](https://apptail.io/app/day-of-week-genius-xFOc/saudi-arabia) - [Australia](https://apptail.io/app/day-of-week-genius-xFOc/australia) - [South Africa](https://apptail.io/app/day-of-week-genius-xFOc/south-africa) - [China](https://apptail.io/app/day-of-week-genius-xFOc/china) - [Denmark](https://apptail.io/app/day-of-week-genius-xFOc/denmark) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. 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