Fast100Math vs 100 Squares
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fast100Math
Read full descriptionHide full description
Have Fun Training Your Brain with the 100-Masu Calculation App! A simple yet profound app that everyone can enjoy! Improve your calculation skills while customizing your experience to match your style. ■Flexible Calculation Modes Supports addition, subtraction, and multiplication from single-digit to double-digit numbers. Choose your preferred difficulty, from 25 to 100 grids! ■Compete on the Global Leaderboard Challenge users worldwide and compete for the highest score! Aim for the top with your 10 × 10 records. ■Various Input Methods Supports voice and handwriting inputs. Choose the method that suits you best. ■Customizable Appearance Personalize your app by adjusting background colors, text colors, and fonts. Create your very own design and enjoy! ■Accessibility Features With VoiceOver support, you can solve math problems using audio assistance without relying on visuals. Step into the world of brain training! Boost your scores with 100-Masu calculations and aim for the top of the global leaderboard. Experience the joy of improving your calculation skills today!
100 Squares
Read full descriptionHide full description
100 Squares brings addition, subtraction, multiplication and division together in a single app - the classic drill for building elementary calculation skills. FEATURES - Pick one of the four operations and race the clock over 100 problems - A separate national ranking for each operation, so you can compete with players nationwide - The cursor moves to the next square as you answer, so you keep a steady rhythm - Remove ads with a one-time purchase (250 yen) for distraction-free practice - Available in English, Chinese (Simplified), Korean and Spanish THE FOUR OPERATIONS - Addition - 100 problems adding 0 to 9 - Subtraction - 100 problems that never go below zero - Multiplication - 100 problems covering the times tables - Division - 100 problems that always divide evenly RECOMMENDED FOR - Parents who want to sharpen their child's calculation speed - Building a daily study habit - Kids who want to get good at arithmetic in a fun, game-like way Simple to use, anytime and anywhere. Give it a try together as a family!
Screenshots
Verdict
The clearest difference is in-app purchases: Fast100Math at none against 100 Squares's 1. Fast100Math also leads on ads (none vs shown). 100 Squares's advantage is iOS requirement (16.4 vs 18.0). On price, update cadence and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. 100 Squares sells 1 one-off in-app purchase. Fast100Math asks for nothing beyond the download.
Fast100Math ships an update every 3 days, 100 Squares every 4 days. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.
| Parameter | Fast100Math | 100 Squares |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days — better | Every 4 days |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 31 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | makoto amijima | ROBONET COMMUNICATIONS, K.K. |
In-app purchases
Fast100Math
No in-app purchases
100 Squares
- 広告非表示$1.99








