# ReadSlow vs Otterkey：Password 2FA Manager

The clearest difference is iOS requirement: Otterkey：Password 2FA Manager at 17.0 against ReadSlow's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. ReadSlow sells 2 in-app purchases, starting at $2.99 per month and Otterkey：Password 2FA Manager sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReadSlow ships an update every 3 days, Otterkey：Password 2FA Manager every 6 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | ReadSlow | Otterkey：Password 2FA Manager |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 days |
| Size | 6 MB | 16 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [炜东 黄](https://appshunter.io/developer/1651122567) | [越 范](https://appshunter.io/developer/6794224256) |

## What reviewers say

### ReadSlow

[App page](https://appshunter.io/ios/app/readslow-bilingual-reading/id6793834356)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $29.99 | per year |


### Otterkey：Password 2FA Manager

[App page](https://appshunter.io/ios/app/otterkeypassword-2fa-manager/id6797522996)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Otterkey Pro Monthly | $2.99 | per month |
| Otterkey Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is ReadSlow free?

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

### Is Otterkey：Password 2FA Manager free?

Otterkey：Password 2FA Manager is free to download, with in-app purchases available.

### Do ReadSlow or Otterkey：Password 2FA Manager have ads?

Neither ReadSlow nor Otterkey：Password 2FA Manager shows ads.

### Which is updated more often, ReadSlow or Otterkey：Password 2FA Manager?

ReadSlow ships an update every 3 days, and Otterkey：Password 2FA Manager every 6 days. Most recently, ReadSlow was updated on October 31, 2026 and Otterkey：Password 2FA Manager 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.*