# ReadSync vs Margina

The clearest difference is update cadence: Margina at daily against ReadSync's every 2 months. Margina also leads on iOS requirement (16.4 vs 18.0). ReadSync's advantage is device support (3 vs 1). On price, ads and in-app purchases there is nothing between them.

Both are free to download. ReadSync sells 1 one-off in-app purchase and Margina sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReadSync ships an update every 2 months, Margina daily. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | ReadSync | Margina |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/margina-read-and-highlight/id6773490263/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | — | Freemium |
| Size | 4 MB | 68 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alper Albayrak](https://appshunter.io/developer/993200227) | [Echo Persona LLC](https://appshunter.io/developer/1883380925) |

## What reviewers say

### ReadSync

[App page](https://appshunter.io/ios/app/readsync-pdf-reader/id6761561640)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro | $19.99 | one-time |


### Margina

[App page](https://appshunter.io/ios/app/margina-read-and-highlight/id6773490263)

A private reader for your documents that allows you to highlight, annotate, and organize your reading materials. It offers a distraction-free experience with customizable reading settings and powerful search capabilities. Your library is stored locally for maximum privacy.

**Highlights:** Supports PDF, EPUB, Word, Markdown, and plain text, Highlight and annotate passages, Organize library into folders, Fast search across documents and annotations, Customizable reading experience, Private by design, local storage

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Margina Pro Monthly | $2.99 | per month |
| Margina Pro Annual | $14.99 | per year |
| Margina Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is ReadSync free?

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

### Is Margina free?

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

### Do ReadSync or Margina have ads?

Neither ReadSync nor Margina shows ads.

### Which is updated more often, ReadSync or Margina?

ReadSync ships an update every 2 months, and Margina daily. Most recently, ReadSync was updated on October 8, 2026 and Margina on October 2, 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.*