# デカ文字計算 - Big Text Math — Big-text arithmetic, no rush > Big-text arithmetic, no rush (iPhone/iPad app by maple project.) - Source: https://appshunter.io/ios/app/big-text-math/id6818828030 (this page in markdown: same URL + `.md`) - Developer: [maple project](https://appshunter.io/developer/6800461359) - Category: Education, Games, Card - Price: Free - Age rating: 4+ - Requires: iOS 15.0 · 6 MB - Languages: American English, Japanese - Released: 2026-10-07 - Data updated: 2026-11-06 ## What is デカ文字計算? デカ文字計算 (Dekamoji Keisan) is an arithmetic app with big text that anyone can pick up and enjoy. There is no time limit. Go at your own pace, 10 questions at a time. A little exercise for the mind whenever you have a spare moment. ■ Easy to see, easy to tap ・Numbers and buttons are shown large ・Choose from three text sizes ・A landscape layout that makes full use of the screen ■ Never rushed ・No time limits and no countdowns ・When you miss one, the app simply shows you the right answer ・A handwriting memo pad for working things out ■ Choose what to practice ・Addition, subtraction, multiplication, division, decimals and fractions ・"Random" picks the questions for you ・"Review" lets you retry the questions you missed ■ Reasons to keep going ・Your level goes up as you answer correctly ・Earn a gold, silver or bronze medal for each set of 10 questions ・Look back at your records at any time ■ Use it with peace of mind ・Works without an internet connection ・No account or login needed ・No personal information is collected ・Export your records to a file and carry them over to a new device ■ And more ・Turn background music, sound effects and vibration on or off separately ・Available in Japanese and English ## Is デカ文字計算 safe? Not enough ratings yet to assess デカ文字計算. ## Is デカ文字計算 legit? デカ文字計算 - Big Text Math has limited verification signals. The AppsHunter Legitimacy Score for デカ文字計算 is 50 out of 100 points across 7 verification signals from App Store and developer data. ## Version history (last 2 releases) ### 1.1.0 — 2026-11-02 Thank you for using our app! This update brings many improvements to make the app easier to see and use. ■ A clearer question screen ・Larger number buttons, with "Enter" right below the question ・The "Delete" button now sits next to "0" in an easy-to-spot yellow ・The memo pad slides in from the right as a tall sheet ・Long questions and big answers always fit inside the box ・The minus sign is easier to see ■ Easier to get started ・Choose your language and text size the first time you open the app ・A short guide appears the first time you see fractions or negative numbers ・"How to Use" has been added to Settings ■ Levels ・Levels no longer stop at 18 and keep going up ・Correct answers now count toward your level even if you press "Quit" partway ■ Other improvements ・The results screen now fits on one screen ・On iPad and other large screens, everything is shown larger to fill the screen ・Improved layout on small screens and with large text ・Fixed an issue where the screen could freeze briefly after your first wrong answer ・Fixed an issue where the app could not start on some older versions of iOS ### 1.0.0 — 2026-10-08 No release notes. --- *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 2026-11-06.*