# PolyInvert vs Eclipse

The clearest difference is device support: PolyInvert at 2 against Eclipse's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. PolyInvert 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 | PolyInvert | Eclipse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | — |
| Update frequency | Daily | — |
| Size | 8 MB | 20 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [ADAM MICHAEL OGDEN](https://appshunter.io/developer/1854648813) | [Burak ANI](https://appshunter.io/developer/1896065506) |

## What reviewers say

### PolyInvert

[App page](https://appshunter.io/ios/app/polyinvert/id6755578020)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | 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 PolyInvert free?

PolyInvert 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.*