# Pi Day Memory Games by Pimon vs Flash Digits

The clearest difference is rating: Pi Day Memory Games by Pimon at 5.0 against Flash Digits's 4.0. Pi Day Memory Games by Pimon also leads on ratings volume (9 vs 1). Flash Digits's advantage is in-app purchases (none vs 1) and iOS requirement (16.6 vs 18.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Pi Day Memory Games by Pimon sells 1 one-off in-app purchase. Flash Digits asks for nothing beyond the download.

Pi Day Memory Games by Pimon holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Pi Day Memory Games by Pimon has 9 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Pi Day Memory Games by Pimon ships an update every 6 days, Flash Digits weekly. The most recent releases landed on October 28, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Pi Day Memory Games by Pimon | Flash Digits |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/pi-day-memory-games-by-pimon/id843982491/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/flash-digits-memory-challenge/id6760410923/reviews) |
| Number of ratings | **9** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 7 MB | 68 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Socially Conscious Software LLC](https://appshunter.io/developer/302019503) | [ROKONTECH LLC](https://appshunter.io/developer/1347808056) |

## What reviewers say

### Pi Day Memory Games by Pimon

[App page](https://appshunter.io/ios/app/pi-day-memory-games-by-pimon/id843982491)

Engage in a series of memory-based games inspired by the digits of pi. Challenge your recall with timed races, practice sessions, and a Simon-style sequence game. Track your progress and identify areas for improvement with detailed insights.

**Highlights:** Simon-style memory game, Timed pi digit recall races, Vanishing digits challenge, Practice with a reference, Guided practice sessions, Memory insights and heat maps, Educational pi facts and quiz

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pimon Pro | $0.99 | one-time |


### Flash Digits

[App page](https://appshunter.io/ios/app/flash-digits-memory-challenge/id6760410923)

Test your visual memory and reaction speed by recalling rapidly flashing numbers. Progress through increasing difficulty levels and compete globally. It's a simple yet challenging game of pure memory.

**Highlights:** Rapid number flashing, Progressive difficulty tiers, Combo system, Global leaderboard, Personal best tracking, Offline play

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

**In-app purchases:** none


## Frequently asked questions

### Is Pi Day Memory Games by Pimon free?

Pi Day Memory Games by Pimon is free to download, with in-app purchases available.

### Is Flash Digits free?

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

### Which has better reviews, Pi Day Memory Games by Pimon or Flash Digits?

Pi Day Memory Games by Pimon is rated higher. Pi Day Memory Games by Pimon averages 5.0 out of 5 from 9 ratings, while Flash Digits averages 4.0 from 1 ratings.

### Do Pi Day Memory Games by Pimon or Flash Digits have ads?

Neither Pi Day Memory Games by Pimon nor Flash Digits shows ads.

### Which is updated more often, Pi Day Memory Games by Pimon or Flash Digits?

Pi Day Memory Games by Pimon ships an update every 6 days, and Flash Digits weekly. Most recently, Pi Day Memory Games by Pimon was updated on October 28, 2026 and Flash Digits on October 9, 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.*