# One Time vs Meg Authenticator

The clearest difference is update cadence: Meg Authenticator at every 3 weeks against One Time's every 7 months. One Time's advantage is device support (5 vs 3) and iOS requirement (10.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

One Time ships an update every 7 months, Meg Authenticator every 3 weeks. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | One Time | Meg Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/one-time-leptos/id1496460996/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 2 MB | 17 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Lateef Sanford](https://appshunter.io/developer/1444536190) | [Jonas Myhr Refseth](https://appshunter.io/developer/1459034001) |

## What reviewers say

### One Time

[App page](https://appshunter.io/ios/app/one-time-leptos/id1496460996)

Securely store and manage your two-factor authentication tokens using iCloud Keychain. This privacy-focused client supports various token types and generation methods, syncing seamlessly across your Apple devices without needing an extra account.

**Highlights:** Store tokens in iCloud Keychain, Add tokens via QR scanner or URL, Supports TOTP and HOTP, Syncs across iCloud devices, Open source and privacy-focused, Search tokens by issuer or account

**In-app purchases:** none


### Meg Authenticator

[App page](https://appshunter.io/ios/app/meg-authenticator/id6470204628)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is One Time free?

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

### Is Meg Authenticator free?

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

### Do One Time or Meg Authenticator have ads?

Neither One Time nor Meg Authenticator shows ads.

### Which is updated more often, One Time or Meg Authenticator?

One Time ships an update every 7 months, and Meg Authenticator every 3 weeks. Most recently, One Time was updated on October 14, 2026 and Meg Authenticator on October 10, 2026.

---

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