# ReadSync vs Eclipse

The clearest difference is device support: ReadSync at 3 against Eclipse's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. ReadSync sells 1 one-off in-app purchase and Eclipse sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | ReadSync | Eclipse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Size | 4 MB | 20 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | — |
| Age rating | 4+ | 4+ |
| Developer | [Alper Albayrak](https://appshunter.io/developer/993200227) | [Burak ANI](https://appshunter.io/developer/1896065506) |

## 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 |


### Eclipse

[App page](https://appshunter.io/ios/app/eclipse-dark-mode-pdf-reader/id6765768464)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $1.99 | per month |
| Lifetime Premium | $4.99 | one-time |


## Frequently asked questions

### Is ReadSync free?

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

### Is Eclipse free?

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

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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.*