# Adar vs Authenticator

The clearest difference is in-app purchases: Adar at none against Authenticator's 2. Adar also leads on ads (none vs shown) and iOS requirement (13.0 vs 17). On price, update cadence and device support there is nothing between them.

Both are free to download. Authenticator sells 2 in-app purchases, starting at $49.99 per year. Adar asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 9, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Adar | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 69 MB | 36 MB |
| Requires iOS | **13.0** | 17 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Basil Bin Khadra](https://appshunter.io/developer/1645837303) | [AQUAWOOD PTE. LTD.](https://appshunter.io/developer/1774212005) |

## What reviewers say

### Adar

[App page](https://appshunter.io/ios/app/adar/id6443432983)

**Features:** Vision Pro support

**In-app purchases:** none


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-2fa-and-passkey/id6736977421)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| year | $49.99 | per year |
| lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Adar free?

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

### Is Authenticator free?

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

### Do Adar or Authenticator have ads?

Authenticator shows ads; Adar does not.

### Which is updated more often, Adar or Authenticator?

Adar ships an update every 2 weeks, and Authenticator every 2 weeks. Most recently, Adar was updated on September 9, 2026 and Authenticator on September 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*