# 3.14 Master Pi vs Pi Sequence

The clearest difference is iOS requirement: 3.14 Master Pi at 15.1 against Pi Sequence's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 3.14 Master Pi sells 5 one-off in-app purchases and Pi Sequence sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

3.14 Master Pi ships an update every 2 months, Pi Sequence every 3 months. Both last shipped on October 10, 2026.

## The numbers

| Metric | 3.14 Master Pi | Pi Sequence |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 47 MB | 29 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [David Brown](https://appshunter.io/developer/1848509879) | [晓灵 潘](https://appshunter.io/developer/6781908128) |

## What reviewers say

### 3.14 Master Pi

[App page](https://appshunter.io/ios/app/314-master-pi/id6754499094)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Summation Supporter | $2.99 | one-time |
| Premium (Lifetime) | $4.99 | one-time |
| Radical Patron | $9.99 | one-time |
| Infinite Supporter | $29.99 | one-time |
| Pi Master | $99.99 | one-time |


### Pi Sequence

[App page](https://appshunter.io/ios/app/pi-sequence-memorize-pi/id6783736734)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro | $3.99 | one-time |


## Frequently asked questions

### Is 3.14 Master Pi free?

3.14 Master Pi is free to download, with in-app purchases available.

### Is Pi Sequence free?

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

### Do 3.14 Master Pi or Pi Sequence have ads?

Neither 3.14 Master Pi nor Pi Sequence shows ads.

### Which is updated more often, 3.14 Master Pi or Pi Sequence?

3.14 Master Pi ships an update every 2 months, and Pi Sequence every 3 months. Most recently, 3.14 Master Pi was updated on October 10, 2026 and Pi Sequence on October 10, 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.*