Join Numbers vs Brainsprint
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Join Numbers
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.
- Collect digits
- Form the largest number
- Earn virtual currency
- Build tower barracks
- Fight in card battles
- Use soldiers in combat
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Collect digits, get the largest number to earn money. Spend money on building new tower barracks. Use your soldiers to fight in battle card game. Enjoy!
Brainsprint
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.
- 10 rapid-fire rounds
- Fast decision-making
- Speed and accuracy ranking
- Earnable ranks (ELITE to COOKED)
- Simple questions, split-second answers
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BrainSprint is the ultimate mental speed test. 10 rounds of fast decisions — bigger numbers, faster things, hotter objects, odd or even. Simple questions, split-second answers. How it works: - 10 rapid-fire rounds - Pick the correct answer as fast as you can - Get ranked based on speed and accuracy - Earn ranks from ELITE to COOKED Can you hit ELITE or will you get COOKED?
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 20, 2026 and October 13, 2026 respectively.
| Parameter | Join Numbers | Brainsprint |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (19K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 40.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 19K — better | 1 |
| Update frequency | Every 4 weeks | Every 8 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 313 MB | 21 MB |
| Age rating | 12+ | 4+ |
| Developer | SUPERSONIC STUDIOS LTD | Tuan Vu Tran |
Customer experience
Join Numbers
Brainsprint
Bugs and requests
Join Numbers
Reported bugs
3 issues- Frequent crashes
- Gameplay issues (e.g. numbers changing unexpectedly)
- Connectivity problems
Requested features
3 requests- Reduce ads or offer ad-free version
- Fix bugs and glitches
- Improve gameplay balance
Brainsprint
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Join Numbers
- No Ads$2.99
Brainsprint
No in-app purchases
Questions
Is Join Numbers free?
Is Brainsprint free?
Which has better reviews, Join Numbers or Brainsprint?
Do Join Numbers or Brainsprint have ads?
Which is updated more often, Join Numbers or Brainsprint?
Other comparisons
