# Forms App vs Merge PDF, Split & Unlock

The clearest difference is iOS requirement: Forms App at 15.0 against Merge PDF, Split & Unlock's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Forms App sells 4 in-app purchases, starting at $9.99 per 7 days and Merge PDF, Split & Unlock sells 2 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Forms App ships an update every 2 weeks, Merge PDF, Split & Unlock every 3 weeks. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Forms App | Merge PDF, Split & Unlock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 75 MB | 14 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yikens Technology HK Limited](https://appshunter.io/developer/1857914638) | [Khoa Le Duy](https://appshunter.io/developer/1802619388) |

## What reviewers say

### Forms App

[App page](https://appshunter.io/ios/app/forms-app-ai-form-manager/id6756334475)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Membership | $9.99 | per 7 days |
| Monthly Premium | $29.99 | per month |
| Annual Premium (Best Value) | $59.99 | per year |
| Lifetime Access (One-Time Purchase) | $69.99 | one-time |


### Merge PDF, Split & Unlock

[App page](https://appshunter.io/ios/app/merge-pdf-split-and-unlock/id6760351341)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $6.99 | per 7 days |
| Yearly Premium | $29.99 | per year |


## Frequently asked questions

### Is Forms App free?

Forms App is free to download, with in-app purchases available.

### Is Merge PDF, Split & Unlock free?

Merge PDF, Split & Unlock is free to download, with in-app purchases available.

### Do Forms App or Merge PDF, Split & Unlock have ads?

Both Forms App and Merge PDF, Split & Unlock show ads.

### Which is updated more often, Forms App or Merge PDF, Split & Unlock?

Forms App ships an update every 2 weeks, and Merge PDF, Split & Unlock every 3 weeks. Most recently, Forms App was updated on October 9, 2026 and Merge PDF, Split & Unlock on October 14, 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.*