# Remember 3.1415 vs Hintop

The clearest difference is in-app purchases: Hintop at none against Remember 3.1415's 1. Hintop also leads on update cadence (every 4 days vs every 64 months). Remember 3.1415's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.6). On price and device support there is nothing between them.

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

Remember 3.1415 ships an update every 64 months, Hintop every 4 days. The most recent releases landed on November 6, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Remember 3.1415 | Hintop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/remember-31415/id985688958/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 64 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 5 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [杨军 朱](https://appshunter.io/developer/564474259) | [Suleyman Dibirov](https://appshunter.io/developer/1041879145) |

## 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 |


### Hintop

[App page](https://appshunter.io/ios/app/hintop-trivia-by-hints/id6757975518)

**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 Hintop free?

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

### Do Remember 3.1415 or Hintop have ads?

Hintop shows ads; Remember 3.1415 does not.

### Which is updated more often, Remember 3.1415 or Hintop?

Remember 3.1415 ships an update every 64 months, and Hintop every 4 days. Most recently, Remember 3.1415 was updated on November 6, 2026 and Hintop on October 28, 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.*