# EOB PT41 vs The Sinclair

The clearest difference is update cadence: The Sinclair at every 2 months against EOB PT41's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

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

EOB PT41 ships an update every 6 months, The Sinclair every 2 months. The most recent releases landed on September 8, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | EOB PT41 | The Sinclair |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 72 MB | 188 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ELEKTROBOCK CZ s.r.o.](https://appshunter.io/developer/1213763040) | [Elevated Lifestyles Inc](https://appshunter.io/developer/1330920793) |

## What reviewers say

### EOB PT41

[App page](https://appshunter.io/ios/app/eob-pt41/id1549864572)

**Features:** macOS Compatibility

**In-app purchases:** none


### The Sinclair

[App page](https://appshunter.io/ios/app/the-sinclair/id1630730468)

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

**In-app purchases:** none


## Frequently asked questions

### Is EOB PT41 free?

EOB PT41 is free to download, with no in-app purchases.

### Is The Sinclair free?

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

### Do EOB PT41 or The Sinclair have ads?

Neither EOB PT41 nor The Sinclair shows ads.

### Which is updated more often, EOB PT41 or The Sinclair?

EOB PT41 ships an update every 6 months, and The Sinclair every 2 months. Most recently, EOB PT41 was updated on September 8, 2026 and The Sinclair on September 15, 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.*