# API MeasurePro vs PDF AI Editor

The clearest difference is in-app purchases: API MeasurePro at none against PDF AI Editor's 3. API MeasurePro also leads on ads (none vs shown) and device support (3 vs 1). PDF AI Editor's advantage is update cadence (weekly vs every 3 months). On price there is nothing between them.

Both are free to download. PDF AI Editor sells 3 in-app purchases, starting at $6.99 per 7 days. API MeasurePro asks for nothing beyond the download.

API MeasurePro ships an update every 3 months, PDF AI Editor weekly. The most recent releases landed on November 12, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | API MeasurePro | PDF AI Editor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Size | 20 MB | 55 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Automated Precision Inc.](https://appshunter.io/developer/1846172575) | [AdPassword Limited](https://appshunter.io/developer/6815484053) |

## What reviewers say

### API MeasurePro

[App page](https://appshunter.io/ios/app/api-measurepro/id6754576227)

**In-app purchases:** none


### PDF AI Editor

[App page](https://appshunter.io/ios/app/pdf-ai-editor/id6815557614)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $6.99 | per 7 days |
| Monthly Plan | $18.99 | per month |
| Yearly Plan | $128.99 | per year |


## Frequently asked questions

### Is API MeasurePro free?

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

### Is PDF AI Editor free?

PDF AI Editor is free to download, with in-app purchases available.

### Do API MeasurePro or PDF AI Editor have ads?

PDF AI Editor shows ads; API MeasurePro does not.

### Which is updated more often, API MeasurePro or PDF AI Editor?

API MeasurePro ships an update every 3 months, and PDF AI Editor weekly. Most recently, API MeasurePro was updated on November 12, 2026 and PDF AI Editor on November 13, 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.*