# Big Math Flash Cards vs Finding Missing Number In Addition

The clearest difference is iOS requirement: Finding Missing Number In Addition at 7.0 against Big Math Flash Cards's 15.6. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Big Math Flash Cards sells 7 one-off in-app purchases and Finding Missing Number In Addition sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Big Math Flash Cards | Finding Missing Number In Addition |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (40K ratings)](https://appshunter.io/ios/app/big-math-flash-cards/id929492658/reviews)** | — |
| Number of ratings | **40K** | — |
| Positive reviews | 77.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 53 MB |
| Requires iOS | 15.6 | **7.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masato Takagi](https://appshunter.io/developer/541833596) | [Blooming Kids Software LLC](https://appshunter.io/developer/501015942) |

## What reviewers say

### 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 (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Review Incorrect | $0.99 | one-time |
| Score Cards | $0.99 | one-time |
| Specific Numbers | $0.99 | one-time |
| Mixed Operations | $0.99 | one-time |
| Levels 4,5,6 | $0.99 | one-time |
| Flash Card Mode | $0.99 | one-time |
| 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


### Finding Missing Number In Addition

[App page](https://appshunter.io/ios/app/finding-missing-number-in-addition/id976999105)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Finding Missing Number In Addition | $3.99 | one-time |


## Frequently asked questions

### Is Big Math Flash Cards free?

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

### Is Finding Missing Number In Addition free?

Finding Missing Number In Addition is free to download, with in-app purchases available.

### Do Big Math Flash Cards or Finding Missing Number In Addition have ads?

Neither Big Math Flash Cards nor Finding Missing Number In Addition shows ads.

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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.*