# Three vs Pi Digits

The clearest difference is update cadence: Pi Digits at monthly against Three's every 28 months. Three's advantage is device support (3 vs 1) and iOS requirement (9.0 vs 17.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Three against 5.0 for Pi Digits. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Three ships an update every 28 months, Pi Digits monthly. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Three | Pi Digits |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/three-cards-monte/id650616743/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/pi-digits-memory-challenge/id6467522843/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Monthly** |
| Monetization | Free | Free |
| Size | 15 MB | 11 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Angelo Capone](https://appshunter.io/developer/376426315) | [Slavka Polanova](https://appshunter.io/developer/1708764553) |

## What reviewers say

### Three

[App page](https://appshunter.io/ios/app/three-cards-monte/id650616743)

A classic card game where players try to find the hidden white card among three. Progress through numerous levels and compete on the Game Center leaderboard.

**Highlights:** Find the hidden white card, Progress through levels, Climb Game Center leaderboard, Classic card game gameplay

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

**In-app purchases:** none


### Pi Digits

[App page](https://appshunter.io/ios/app/pi-digits-memory-challenge/id6467522843)

Test your ability to memorize and recall digits of Pi. Engage in fast-paced challenges to extend your streak and improve your number recall. Ideal for students, puzzle enthusiasts, or anyone seeking a quick mental workout.

**Highlights:** Memorize digits of Pi, Classic typing mode, Timed Blitz mode, Track best streaks, Quick brain workouts, Suitable for all levels

**Features:** macOS Compatibility, Family Sharing

**In-app purchases:** none


## Frequently asked questions

### Is Three free?

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

### Is Pi Digits free?

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

### Which has better reviews, Three or Pi Digits?

Three and Pi Digits are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Three or Pi Digits have ads?

Neither Three nor Pi Digits shows ads.

### Which is updated more often, Three or Pi Digits?

Three ships an update every 28 months, and Pi Digits monthly. Most recently, Three was updated on October 14, 2026 and Pi Digits on October 4, 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.*