# Memorize Pi Digits vs RepGrid

The clearest difference is update cadence: RepGrid at every 4 weeks against Memorize Pi Digits's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Memorize Pi Digits sells 1 one-off in-app purchase and RepGrid sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Memorize Pi Digits ships an update every 5 months, RepGrid every 4 weeks. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Memorize Pi Digits | RepGrid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (153 ratings)](https://appshunter.io/ios/app/memorize-pi-digits-314/id1264340985/reviews)** | — |
| Number of ratings | **153** | — |
| Positive reviews | 74.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 103 MB | 5 MB |
| Requires iOS | **16.6** | 17 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Oscar Tsang](https://appshunter.io/developer/416987065) | [Hugo Andrada](https://appshunter.io/developer/1872157882) |

## What reviewers say

### Memorize Pi Digits

[App page](https://appshunter.io/ios/app/memorize-pi-digits-314/id1264340985)

This app helps you memorize digits of Pi, offering up to one million digits for practice. It features a dark mode interface and a network competition mode for up to five players. Ideal for educational purposes and memory improvement.

**Highlights:** Memorize up to 1 million Pi digits, Dark mode UI design, Network competition mode (up to 5 players), Educational game for memory improvement, Track progress day by day

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove AD | $1.99 | one-time |


### RepGrid

[App page](https://appshunter.io/ios/app/repgrid-exercise-tracker/id6794585895)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GoalGrid Premium | $3.99 | per month |
| GoalGrid Premium | $24.99 | per year |
| RepGrid Premium Lifetime | $89.99 | one-time |


## Frequently asked questions

### Is Memorize Pi Digits free?

Memorize Pi Digits is free to download, with in-app purchases available.

### Is RepGrid free?

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

### Do Memorize Pi Digits or RepGrid have ads?

Both Memorize Pi Digits and RepGrid show ads.

### Which is updated more often, Memorize Pi Digits or RepGrid?

Memorize Pi Digits ships an update every 5 months, and RepGrid every 4 weeks. Most recently, Memorize Pi Digits was updated on October 26, 2026 and RepGrid on October 29, 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.*