# Join Numbers vs Brainsprint

The clearest difference is review sentiment: Brainsprint at 100% against Join Numbers's 41%. Brainsprint also leads on in-app purchases (none vs 1) and ads (none vs shown). Join Numbers's advantage is ratings volume (19K vs 1) and iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. Join Numbers sells 1 one-off in-app purchase. Brainsprint asks for nothing beyond the download.

Brainsprint holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Join Numbers has 19K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 41% of Join Numbers's written reviews are positive against 100% of Brainsprint's.

Join Numbers ships an update every 4 weeks, Brainsprint every 8 days. The most recent releases landed on October 21, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Join Numbers | Brainsprint |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (19K ratings)](https://appshunter.io/ios/app/join-numbers/id1600488366/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/brainsprint-speed-test/id6780536225/reviews)** |
| Number of ratings | **19K** | 1 |
| Positive reviews | 40.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 8 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 313 MB | 21 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [SUPERSONIC STUDIOS LTD](https://appshunter.io/developer/1499845738) | [Tuan Vu Tran](https://appshunter.io/developer/6780536227) |

## What reviewers say

### Join Numbers

[App page](https://appshunter.io/ios/app/join-numbers/id1600488366)

Collect digits to form the largest number and earn virtual currency. Use your earnings to construct new barracks and train soldiers for a strategic card battle game. Enjoy a unique blend of number collection and combat gameplay.

**Highlights:** Collect digits, Form the largest number, Earn virtual currency, Build tower barracks, Fight in card battles, Use soldiers in combat

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |

**What reviewers like**

- 💡 Educational and fun
- 🚀 Engaging gameplay
- 👍 Good for kids

**What reviewers complain about**

- 🔍 Too many ads
- 🐛 Bugs and glitches
- 🤔 Unbalanced gameplay

**Reported bugs**

- Frequent crashes
- Gameplay issues (e.g. numbers changing unexpectedly)
- Connectivity problems

**Requested features**

- Reduce ads or offer ad-free version
- Fix bugs and glitches
- Improve gameplay balance


### Brainsprint

[App page](https://appshunter.io/ios/app/brainsprint-speed-test/id6780536225)

Engage in a fast-paced mental challenge with quick decision-making rounds. Test your speed and accuracy across various categories to earn ranks. See if you can achieve the highest 'ELITE' status.

**Highlights:** 10 rapid-fire rounds, Fast decision-making, Speed and accuracy ranking, Earnable ranks (ELITE to COOKED), Simple questions, split-second answers

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

**In-app purchases:** none


## Frequently asked questions

### Is Join Numbers free?

Join Numbers is free to download, with in-app purchases available.

### Is Brainsprint free?

Brainsprint is free to download, with no in-app purchases.

### Which has better reviews, Join Numbers or Brainsprint?

Brainsprint is rated higher. Join Numbers averages 4.6 out of 5 from 19K ratings, while Brainsprint averages 5.0 from 1 ratings.

### Do Join Numbers or Brainsprint have ads?

Join Numbers shows ads; Brainsprint does not.

### Which is updated more often, Join Numbers or Brainsprint?

Join Numbers ships an update every 4 weeks, and Brainsprint every 8 days. Most recently, Join Numbers was updated on October 21, 2026 and Brainsprint on October 13, 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.*