# Brain Teasers Tests vs A

The clearest difference is price: A at Free against Brain Teasers Tests's $1.99. A also leads on update cadence (every 8 months vs every 39 months) and iOS requirement (13.0 vs 17.2). Brain Teasers Tests's advantage is rating (1.7 vs 1.0) and in-app purchases (none vs 3). On ads and device support there is nothing between them.

A is free to download; Brain Teasers Tests costs $1.99 up front. A sells 3 in-app purchases, starting at $1.99 per month. Brain Teasers Tests asks for nothing beyond the download.

Brain Teasers Tests holds the better App Store score, 1.7 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 33% of Brain Teasers Tests's written reviews are positive against 0% of A's.

Brain Teasers Tests ships an update every 39 months, A every 8 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Brain Teasers Tests | A |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[1.7 (3 ratings)](https://appshunter.io/ios/app/brain-teasers-tests/id423732590/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/a-level-biology-app/id1613078220/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 8 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 153 MB | 179 MB |
| Requires iOS | 17.2 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Digital Future LTD](https://appshunter.io/developer/422014714) | [Aerion Design Labs Ltd.](https://appshunter.io/developer/1029206329) |

## What reviewers say

### Brain Teasers Tests

[App page](https://appshunter.io/ios/app/brain-teasers-tests/id423732590)

Engage in hundreds of professionally designed puzzles to sharpen your mental abilities. This interactive experience provides detailed feedback and explanations, helping you think clearly, analyze efficiently, and recognize patterns under timed test conditions for rapid skill development.

**Highlights:** Hundreds of brain-stretching problems, Interactive feedback and explanations, Timed test conditions, Pattern recognition training, Skill development for problem-solving

**Features:** macOS Compatibility

**In-app purchases:** none


### A

[App page](https://appshunter.io/ios/app/a-level-biology-app/id1613078220)

Prepare for A-Level Biology exams with over 1000 practice questions covering all topics. Track your progress, identify areas for improvement, and take chapter-based tests and full mock quizzes to assess your readiness.

**Highlights:** 1000+ practice questions, Covers all course topics, Chapter-based tests, Pop and Mock quizzes, Progress monitoring, Topic-specific improvement tracking

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ALevel Biology Subscription | $1.99 | per month |
| ALevel Biology Subscription | $7.99 | per 6 months |
| ALevel Biology Subscription | $9.99 | per year |


## Frequently asked questions

### Is Brain Teasers Tests free?

Brain Teasers Tests costs $1.99, with no in-app purchases.

### Is A free?

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

### Which has better reviews, Brain Teasers Tests or A?

Brain Teasers Tests is rated higher. Brain Teasers Tests averages 1.7 out of 5 from 3 ratings, while A averages 1.0 from 1 ratings.

### Do Brain Teasers Tests or A have ads?

Neither Brain Teasers Tests nor A shows ads.

### Which is updated more often, Brain Teasers Tests or A?

Brain Teasers Tests ships an update every 39 months, and A every 8 months. Most recently, Brain Teasers Tests was updated on November 1, 2026 and A on November 3, 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.*