# Pure Flashcards Subtraction vs Addition Practice

The clearest difference is review sentiment: Pure Flashcards Subtraction at 100% against Addition Practice's 73%. Pure Flashcards Subtraction also leads on price ($0.99 vs $1.99). Addition Practice's advantage is update cadence (every 4 months vs every 12 months) and device support (5 vs 3). On ads, in-app purchases and monetization model there is nothing between them.

Pure Flashcards Subtraction costs $0.99 and Addition Practice $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pure Flashcards Subtraction ships an update every 12 months, Addition Practice every 4 months. The most recent releases landed on October 9, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Pure Flashcards Subtraction | Addition Practice |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | — | **[4.5 (10 ratings)](https://appshunter.io/ios/app/addition-practice-ibbleobble/id978840798/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | **100.0% of reviews** | 72.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 4 months** |
| Monetization | Paid | Paid |
| Size | 0 MB | 28 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [T&T United Inc.](https://appshunter.io/developer/468282934) | [KidDotCo](https://appshunter.io/developer/819246599) |

## What reviewers say

### Pure Flashcards Subtraction

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

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


### Addition Practice

[App page](https://appshunter.io/ios/app/addition-practice-ibbleobble/id978840798)

This app offers a fun and engaging way for children aged 4 and up to practice addition skills. It features simple gameplay, multiple-choice questions, and optional timers, allowing kids to learn at their own pace. The app is available across multiple Apple devices with a single purchase.

**Highlights:** Addition worksheets, Multiple choice questions, 7 learning levels, Optional timer, Vibrant graphics and sounds, Universal purchase

**Features:** iMessage stickers

**In-app purchases:** none


## Frequently asked questions

### Is Pure Flashcards Subtraction free?

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

### Is Addition Practice free?

Addition Practice costs $1.99, with no in-app purchases.

### Do Pure Flashcards Subtraction or Addition Practice have ads?

Neither Pure Flashcards Subtraction nor Addition Practice shows ads.

### Which is updated more often, Pure Flashcards Subtraction or Addition Practice?

Pure Flashcards Subtraction ships an update every 12 months, and Addition Practice every 4 months. Most recently, Pure Flashcards Subtraction was updated on October 9, 2026 and Addition Practice on October 21, 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.*