# 1CHECK vs Lamster

The clearest difference is ads: Lamster at none against 1CHECK's shown. On price, update cadence, 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.

1CHECK ships an update every 3 weeks, Lamster every 4 weeks. The most recent releases landed on September 24, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 1CHECK | Lamster |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Size | 43 MB | 36 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [1CHECK](https://appshunter.io/developer/1666587347) | [Lamster](https://appshunter.io/developer/1604406311) |

## What reviewers say

### 1CHECK

[App page](https://appshunter.io/ios/app/1check/id6446942503)

**Features:** Vision Pro support

**In-app purchases:** none


### Lamster

[App page](https://appshunter.io/ios/app/lamster/id6749075903)

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

**In-app purchases:** none


## Frequently asked questions

### Is 1CHECK free?

1CHECK is free to download, with no in-app purchases.

### Is Lamster free?

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

### Do 1CHECK or Lamster have ads?

1CHECK shows ads; Lamster does not.

### Which is updated more often, 1CHECK or Lamster?

1CHECK ships an update every 3 weeks, and Lamster every 4 weeks. Most recently, 1CHECK was updated on September 24, 2026 and Lamster 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.*