# Subtraction Flash Cards ! vs Big Math Flash Cards

The clearest difference is rating: Big Math Flash Cards at 4.2 against Subtraction Flash Cards !'s 3.5. Big Math Flash Cards also leads on update cadence (every 2 months vs every 44 months) and ratings volume (41K vs 8). Subtraction Flash Cards !'s advantage is in-app purchases (none vs 1) and iOS requirement (10.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Big Math Flash Cards sells 1 one-off in-app purchase. Subtraction Flash Cards ! asks for nothing beyond the download.

Big Math Flash Cards holds the better App Store score, 4.2 against 3.5. That said, the two scores are not equally well evidenced: Big Math Flash Cards has 41K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 67% of Subtraction Flash Cards !'s written reviews are positive against 77% of Big Math Flash Cards's.

Subtraction Flash Cards ! ships an update every 44 months, Big Math Flash Cards every 2 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Subtraction Flash Cards ! | Big Math Flash Cards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (8 ratings)](https://appshunter.io/ios/app/subtraction-flash-cards/id502232799/reviews) | **[4.2 (41K ratings)](https://appshunter.io/ios/app/big-math-flash-cards/id929492658/reviews)** |
| Number of ratings | 8 | **41K** |
| Positive reviews | 66.7% of reviews | **77.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 44 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 19 MB | 3 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Horizon Business, Inc.](https://appshunter.io/developer/431586531) | [Masato Takagi](https://appshunter.io/developer/541833596) |

## What reviewers say

### Subtraction Flash Cards !

[App page](https://appshunter.io/ios/app/subtraction-flash-cards/id502232799)

Practice subtraction skills with a unique game combining math flashcards and hangman. Solve problems against the clock and avoid mistakes to keep the hangman from being completed. Customize difficulty, problem count, and timer settings.

**Highlights:** Math flashcards and hangman combined, Timed problem sets, Mistake penalty system, Customizable difficulty, Adjustable problem count, Hangman timer settings, Multiple choice option

**Features:** macOS Compatibility

**In-app purchases:** none


### Big Math Flash Cards

[App page](https://appshunter.io/ios/app/big-math-flash-cards/id929492658)

This app provides a digital flash card experience for practicing basic arithmetic operations. Users can flip cards, select answers, and track their progress with score percentages and elapsed time. Additional features for reviewing mistakes, custom sets, and different input modes are available through in-app purchases.

**Highlights:** Addition, Subtraction, Multiplication, Division, Configurable number of questions and answers, Score percentage and elapsed time tracking, Selectable color themes and sound options, Review incorrect answers (in-app purchase), Custom card sets (in-app purchase)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Bundle | $4.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Helps with math practice
- 🤩 Fun and engaging for kids
- 📚 Useful for learning math facts
- 🧠 Improves math skills

**What reviewers complain about**

- 💰 Some features require payment
- 🤔 Lack of customization options
- 🤖 Repetitive gameplay
- 🙄 Boring for older students

**Reported bugs**

- Incorrect answers marked as wrong
- Glitches when swiping answers

**Requested features**

- More difficulty levels
- Ability to choose specific math operations
- Addition of word problems
- Inclusion of fractions and exponents
- Gamification and rewards system


## Frequently asked questions

### Is Subtraction Flash Cards ! free?

Subtraction Flash Cards ! is free to download, with no in-app purchases.

### Is Big Math Flash Cards free?

Big Math Flash Cards is free to download, with in-app purchases available.

### Which has better reviews, Subtraction Flash Cards ! or Big Math Flash Cards?

Big Math Flash Cards is rated higher. Subtraction Flash Cards ! averages 3.5 out of 5 from 8 ratings, while Big Math Flash Cards averages 4.2 from 41K ratings.

### Do Subtraction Flash Cards ! or Big Math Flash Cards have ads?

Neither Subtraction Flash Cards ! nor Big Math Flash Cards shows ads.

### Which is updated more often, Subtraction Flash Cards ! or Big Math Flash Cards?

Subtraction Flash Cards ! ships an update every 44 months, and Big Math Flash Cards every 2 months. Most recently, Subtraction Flash Cards ! was updated on November 1, 2026 and Big Math Flash Cards on November 6, 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.*