# LinkLater Inbox vs PDF Tools

The clearest difference is in-app purchases: LinkLater Inbox at none against PDF Tools's 3. LinkLater Inbox also leads on iOS requirement (17.0 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PDF Tools sells 3 in-app purchases, starting at $4.99 per month. LinkLater Inbox asks for nothing beyond the download.

LinkLater Inbox ships an update every 10 days, PDF Tools every 5 days. The most recent releases landed on September 20, 2026 and June 7, 2026 respectively.

## The numbers

| Metric | LinkLater Inbox | PDF Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pdf-tools-merge-and-split/id6757157855/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | — | Freemium |
| Size | 4 MB | 3 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [tanabe yutaka](https://appshunter.io/developer/1709649210) | [Yehor Yurchenko](https://appshunter.io/developer/1864947095) |

## What reviewers say

### LinkLater Inbox

[App page](https://appshunter.io/ios/app/linklater-inbox/id6756659627)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Tools

[App page](https://appshunter.io/ios/app/pdf-tools-merge-and-split/id6757157855)

Easily merge, split, compress, and convert PDF files to images directly on your device. This app ensures your documents remain private and secure with offline processing. It's ideal for managing work, study, and everyday document needs.

**Highlights:** Merge multiple PDF files, Split PDFs by pages, Compress PDFs, Convert PDF to JPG/PNG, Fill PDF forms, Offline processing, Built-in file storage (Pro)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Pro Monthly | $4.99 | per month |
| PDF Pro Yearly | $19.99 | per year |
| PDF Pro – Lifetime Access | $39.99 | one-time |


## Frequently asked questions

### Is LinkLater Inbox free?

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

### Is PDF Tools free?

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

### Do LinkLater Inbox or PDF Tools have ads?

Neither LinkLater Inbox nor PDF Tools shows ads.

### Which is updated more often, LinkLater Inbox or PDF Tools?

LinkLater Inbox ships an update every 10 days, and PDF Tools every 5 days. Most recently, LinkLater Inbox was updated on September 20, 2026 and PDF Tools on June 7, 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.*