# Remember 3.1415 vs Atomic*Puzzle

The clearest difference is rating: Atomic*Puzzle at 4.6 against Remember 3.1415's 4.0. Atomic*Puzzle also leads on in-app purchases (none vs 1) and update cadence (monthly vs every 64 months). Remember 3.1415's advantage is ads (none vs shown). On price, review sentiment, ratings volume and device support there is nothing between them.

Both are free to download. Remember 3.1415 sells 1 one-off in-app purchase. Atomic*Puzzle asks for nothing beyond the download.

Atomic*Puzzle holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 4 and 11 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Remember 3.1415 ships an update every 64 months, Atomic*Puzzle monthly. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Remember 3.1415 | Atomic*Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/remember-31415/id985688958/reviews) | **[4.6 (11 ratings)](https://appshunter.io/ios/app/atomicpuzzle/id1097997230/reviews)** |
| Number of ratings | 4 | **11** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 64 months | **Monthly** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 17 MB | 60 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [杨军 朱](https://appshunter.io/developer/564474259) | [SnowGrains Oy Inc.](https://appshunter.io/developer/822256307) |

## What reviewers say

### Remember 3.1415

[App page](https://appshunter.io/ios/app/remember-31415/id985688958)

Challenge your math and logic skills with this game that tests your ability to recall digits of Pi. Compete against the clock in various timed modes or an endless challenge. AI provides helpful tips to improve your input speed and accuracy.

**Highlights:** Over 1 million digits of Pi, Multiple timed game modes, Endless challenge mode, AI-powered input tips, Game over on time or error

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Pro Version | $0.99 | one-time |


### Atomic*Puzzle

[App page](https://appshunter.io/ios/app/atomicpuzzle/id1097997230)

Help Dr. Brainstorm organize scrambled atom blocks in his lab to progress his world-domination plans. This challenging block puzzle game features incredible artwork, unique levels, and competitive gameplay.

**Highlights:** Challenging block puzzle gameplay, Incredible artwork and themes, Dozens of unique levels, Compete against time and other players, Challenge friends online, Entertaining brain puzzle

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Remember 3.1415 free?

Remember 3.1415 is free to download, with in-app purchases available.

### Is Atomic*Puzzle free?

Atomic*Puzzle is free to download, with no in-app purchases.

### Which has better reviews, Remember 3.1415 or Atomic*Puzzle?

Atomic*Puzzle is rated higher. Remember 3.1415 averages 4.0 out of 5 from 4 ratings, while Atomic*Puzzle averages 4.6 from 11 ratings.

### Do Remember 3.1415 or Atomic*Puzzle have ads?

Atomic*Puzzle shows ads; Remember 3.1415 does not.

### Which is updated more often, Remember 3.1415 or Atomic*Puzzle?

Remember 3.1415 ships an update every 64 months, and Atomic*Puzzle monthly. Most recently, Remember 3.1415 was updated on October 3, 2026 and Atomic*Puzzle on October 2, 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.*