# iBrainy Math Number Sequences vs Big Math Flash Cards

The clearest difference is review sentiment: Big Math Flash Cards at 77% against iBrainy Math Number Sequences's 0%. Big Math Flash Cards also leads on rating (4.2 vs 3.5) and ratings volume (41K vs 2). iBrainy Math Number Sequences's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (9.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. iBrainy Math Number Sequences sells 6 one-off in-app purchases and Big Math Flash Cards sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

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 2, so its average is the more settled of the two. Written reviews point the same way: 0% of iBrainy Math Number Sequences's written reviews are positive against 77% of Big Math Flash Cards's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | iBrainy Math Number Sequences | Big Math Flash Cards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/ibrainy-math-number-sequences/id909307676/reviews) | **[4.2 (41K ratings)](https://appshunter.io/ios/app/big-math-flash-cards/id929492658/reviews)** |
| Number of ratings | 2 | **41K** |
| Positive reviews | 0.0% of reviews | **77.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 33 MB | 3 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [William Portillo](https://appshunter.io/developer/397891789) | [Masato Takagi](https://appshunter.io/developer/541833596) |

## What reviewers say

### iBrainy Math Number Sequences

[App page](https://appshunter.io/ios/app/ibrainy-math-number-sequences/id909307676)

This educational game helps young learners master number sequences and basic math skills through engaging, self-paced levels. It provides a challenging yet entertaining environment for children to practice and improve their numeracy.

**Highlights:** Self-paced interface for young learners, Hundreds of levels, Ad-free and private environment, Challenging and entertaining gameplay, Focus on number sequences

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Number Sequence Before medium level pack | $0.99 | one-time |
| Number Sequence Before hard level pack | $0.99 | one-time |
| Number Sequence After medium level pack | $0.99 | one-time |
| Number Sequence After hard level pack | $0.99 | one-time |
| Number Sequence Between medium level pack | $0.99 | one-time |
| Number Sequence Between hard level pack | $0.99 | one-time |


### 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


## Frequently asked questions

### Is iBrainy Math Number Sequences free?

iBrainy Math Number Sequences is free to download, with in-app purchases available.

### Is Big Math Flash Cards free?

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

### Which has better reviews, iBrainy Math Number Sequences or Big Math Flash Cards?

Big Math Flash Cards is rated higher. iBrainy Math Number Sequences averages 3.5 out of 5 from 2 ratings, while Big Math Flash Cards averages 4.2 from 41K ratings.

### Do iBrainy Math Number Sequences or Big Math Flash Cards have ads?

Neither iBrainy Math Number Sequences nor Big Math Flash Cards shows ads.

### Which is updated more often, iBrainy Math Number Sequences or Big Math Flash Cards?

iBrainy Math Number Sequences ships an update every 2 months, and Big Math Flash Cards every 2 months. Most recently, iBrainy Math Number Sequences was updated on October 24, 2026 and Big Math Flash Cards on October 25, 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.*