# AV1 vs imvi read

The clearest difference is update cadence: imvi read at fortnightly against AV1's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AV1 ships an update every 2 months, imvi read fortnightly. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | AV1 | imvi read |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 45 MB | 103 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [No Isolation](https://appshunter.io/developer/1051372445) | [IMVI Labs AB](https://appshunter.io/developer/1595883905) |

## What reviewers say

### AV1

[App page](https://appshunter.io/ios/app/av1/id1145844266)

**Features:** Vision Pro support

**In-app purchases:** none


### imvi read

[App page](https://appshunter.io/ios/app/imvi-read/id1595883903)

**In-app purchases:** none


## Frequently asked questions

### Is AV1 free?

AV1 is free to download, with no in-app purchases.

### Is imvi read free?

imvi read is free to download, with no in-app purchases.

### Do AV1 or imvi read have ads?

Neither AV1 nor imvi read shows ads.

### Which is updated more often, AV1 or imvi read?

AV1 ships an update every 2 months, and imvi read fortnightly. Most recently, AV1 was updated on October 29, 2026 and imvi read on October 27, 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.*