# Precise Check vs OtterSign

The clearest difference is device support: OtterSign at 3 against Precise Check's 1. Precise Check's advantage is iOS requirement (13.0 vs 15.5). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Precise Check ships an update every 3 weeks, OtterSign every 11 days. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Precise Check | OtterSign |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Size | 18 MB | 61 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [EastCoast Solutions AB](https://appshunter.io/developer/922578965) | [Otter, LLC](https://appshunter.io/developer/1547310644) |

## What reviewers say

### Precise Check

[App page](https://appshunter.io/ios/app/precise-check-in/id1458596389)

**In-app purchases:** none


### OtterSign

[App page](https://appshunter.io/ios/app/ottersign/id1547310642)

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

**In-app purchases:** none


## Frequently asked questions

### Is Precise Check free?

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

### Is OtterSign free?

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

### Do Precise Check or OtterSign have ads?

Neither Precise Check nor OtterSign shows ads.

### Which is updated more often, Precise Check or OtterSign?

Precise Check ships an update every 3 weeks, and OtterSign every 11 days. Most recently, Precise Check was updated on October 3, 2026 and OtterSign on October 4, 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.*