10を作ろう vs Ami
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
10を作ろう
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このアプリでは、引き算、足し算、掛け算、割り算を選択して合計を10にするゲームです。数字の間にあるボタンをタップすることで記号がどんどん変わります。10になると思ったら決定ボタンを押すと結果が表示されます。非常に簡単な操作で計算を楽しむことができます。あの藤井聡太棋士も脳トレとしてやっていたものです。 問題数は全部で540問以上をプレイできます。今後のバージョンアップで問題数を増やしていく予定です。
Ami
Practice speaking English through natural conversations with real teachers. This app connects you with live tutors for judgment-free, casual chats on any topic, helping you build confidence and fluency.
- Real-time conversation practice
- Connect with live teachers
- Free talk on any topic
- Build speaking confidence
- Follow favorite teachers
- Short, casual sessions
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AMI is the friendly way to actually SPEAK English — like talking with a friend, not sitting in a classroom. No textbooks. No lesson plans. No pressure. Just tap, match with a real teacher, and start talking about whatever you like. HOW IT WORKS • Tap to find a match — pick a few cards and AMI connects you with a real, live teacher. • Turn on your camera and mic and jump straight into a natural English conversation. • Talk about your day, your favorite shows, travel, work — anything. Every session is free talk. • Loved a teacher? Follow them so it's easy to talk again next time. WHY AMI • Real people, real conversations — practice English the way you'll actually use it. • Start in seconds — the shortest path from "I want to talk" to actually talking. • Judgment-free — a warm, casual space to build speaking confidence, one chat at a time. • Made to come back to — short, friendly sessions that fit into your day. WHO IT'S FOR Whether you're rebuilding your confidence, keeping your English fresh, or you just love a good chat, AMI meets you where you are. Beginner to fluent — you set the pace. MEMBERSHIP AMI is a subscription with a free trial. You can manage or cancel anytime.
Screenshots
Verdict
The clearest difference is ads: Ami at none against 10を作ろう's shown. Ami also leads on update cadence (monthly vs every 14 months). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.
10を作ろう ships an update every 14 months, Ami monthly. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | 10を作ろう | Ami |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 14 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | — | Subscription |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 9 MB | 75 MB |
| Age rating | 4+ | 17+ |
| Developer | takeshi inoue | Native Camp |
In-app purchases
10を作ろう
No in-app purchases
Ami
No in-app purchases









