# OnSiteForm vs Check

The clearest difference is update cadence: Check at every 3 weeks against OnSiteForm's every 3 months. OnSiteForm's advantage is iOS requirement (12.0 vs 15.1). 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.

OnSiteForm ships an update every 3 months, Check every 3 weeks. The most recent releases landed on September 12, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | OnSiteForm | Check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 26 MB | 77 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Formability Ltd](https://appshunter.io/developer/495672823) | [SPARX SOFTWARE LTD](https://appshunter.io/developer/1516121268) |

## What reviewers say

### OnSiteForm

[App page](https://appshunter.io/ios/app/onsiteform/id582618607)

**In-app purchases:** none


### Check

[App page](https://appshunter.io/ios/app/check-now/id6745303459)

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

**In-app purchases:** none


## Frequently asked questions

### Is OnSiteForm free?

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

### Is Check free?

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

### Do OnSiteForm or Check have ads?

Neither OnSiteForm nor Check shows ads.

### Which is updated more often, OnSiteForm or Check?

OnSiteForm ships an update every 3 months, and Check every 3 weeks. Most recently, OnSiteForm was updated on September 12, 2026 and Check on August 27, 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.*