# QB説明　１ねん　たしざん・ひきざん vs Pure Flashcards Subtraction

The clearest difference is price: Pure Flashcards Subtraction at $0.99 against QB説明　１ねん　たしざん・ひきざん's $3.99. Pure Flashcards Subtraction also leads on chart position (#130 vs unranked) and device support (3 vs 1). QB説明　１ねん　たしざん・ひきざん's advantage is iOS requirement (11.0 vs 15.6). On update cadence, ads and in-app purchases there is nothing between them.

QB説明　１ねん　たしざん・ひきざん costs $3.99 and Pure Flashcards Subtraction $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

QB説明　１ねん　たしざん・ひきざん ships an update every 20 months, Pure Flashcards Subtraction every 12 months. The most recent releases landed on May 18, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | QB説明　１ねん　たしざん・ひきざん | Pure Flashcards Subtraction |
| --- | --- | --- |
| Price | $3.99 | **$0.99** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 12 months** |
| Monetization | — | Paid |
| Best chart rank | — | **#130** |
| Size | 14 MB | 0 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Suzuki Educational Software Co.,Ltd.](https://appshunter.io/developer/585512975) | [T&T United Inc.](https://appshunter.io/developer/468282934) |

## What reviewers say

### QB説明　１ねん　たしざん・ひきざん

[App page](https://appshunter.io/ios/app/qb/id803618944)

**In-app purchases:** none


### Pure Flashcards Subtraction

[App page](https://appshunter.io/ios/app/pure-flashcards-subtraction/id933588107)

**Currently charting:** #130 Top Paid · Education (US App Store)

This app offers a focused flashcard experience for learning subtraction facts. It features 126 cards covering various subtraction ranges, presented randomly for repeated practice. Designed for both classroom and home use, it requires no internet or sign-up.

**Highlights:** 126 subtraction flashcards, Random card order, Offline access, No sign-up required, Classroom and home use, Simple two-tap start

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is QB説明　１ねん　たしざん・ひきざん free?

QB説明　１ねん　たしざん・ひきざん costs $3.99, with no in-app purchases.

### Is Pure Flashcards Subtraction free?

Pure Flashcards Subtraction costs $0.99, with no in-app purchases.

### Do QB説明　１ねん　たしざん・ひきざん or Pure Flashcards Subtraction have ads?

Neither QB説明　１ねん　たしざん・ひきざん nor Pure Flashcards Subtraction shows ads.

### Which is updated more often, QB説明　１ねん　たしざん・ひきざん or Pure Flashcards Subtraction?

QB説明　１ねん　たしざん・ひきざん ships an update every 20 months, and Pure Flashcards Subtraction every 12 months. Most recently, QB説明　１ねん　たしざん・ひきざん was updated on May 18, 2026 and Pure Flashcards Subtraction on September 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*