# RevPDF vs DiTing

The clearest difference is update cadence: DiTing at every 2 weeks against RevPDF's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. RevPDF sells 1 one-off in-app purchase and DiTing sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

RevPDF ships an update every 3 weeks, DiTing every 2 weeks. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | RevPDF | DiTing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (24 ratings)](https://appshunter.io/ios/app/revpdf-pdf-editor-and-reader/id6757999672/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 57 MB | 51 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pawandeep Singh](https://appshunter.io/developer/1870187743) | [JIAN CHEN](https://appshunter.io/developer/6784462187) |

## What reviewers say

### RevPDF

[App page](https://appshunter.io/ios/app/revpdf-pdf-editor-and-reader/id6757999672)

Edit, sign, and convert PDFs entirely offline without needing an account or cloud storage. This app allows direct text and image editing, form filling, and a suite of powerful PDF tools.

**Highlights:** Edit text and images directly in PDFs, Fill and sign PDF forms, Compress, merge, and split PDFs, Convert PDFs to Word or Image, 100% offline functionality, No account or cloud required

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RevPDF Premium | $9.99 | one-time |


### DiTing

[App page](https://appshunter.io/ios/app/diting-ai-alarm/id6797705667)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| First Buy | $0.99 | one-time |
| 20 Credit | $2.99 | one-time |
| 50 Credit | $5.99 | one-time |
| 100 Credit | $8.99 | one-time |


## Frequently asked questions

### Is RevPDF free?

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

### Is DiTing free?

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

### Do RevPDF or DiTing have ads?

Neither RevPDF nor DiTing shows ads.

### Which is updated more often, RevPDF or DiTing?

RevPDF ships an update every 3 weeks, and DiTing every 2 weeks. Most recently, RevPDF was updated on November 9, 2026 and DiTing on October 31, 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.*