# Notakey Authenticator vs TimeKey

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

Both are free to download. TimeKey sells 2 in-app purchases, starting at $1.49 per month. Notakey Authenticator asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on September 7, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Notakey Authenticator | TimeKey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/timekey/id1506129753/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 89 MB | 55 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Notakey Latvia](https://appshunter.io/developer/1133959982) | [Naoki Chiba](https://appshunter.io/developer/1506129752) |

## What reviewers say

### Notakey Authenticator

[App page](https://appshunter.io/ios/app/notakey-authenticator/id1133959983)

**Features:** Vision Pro support

**In-app purchases:** none


### TimeKey

[App page](https://appshunter.io/ios/app/timekey/id1506129753)

This app generates secure Time-based One-Time Passwords (TOTP) for two-factor authentication, protecting your online accounts. It offers local data storage, biometric security, and an intuitive interface for easy account management and quick code access. No internet connection is needed for code generation.

**Highlights:** Generate secure TOTP codes, Import accounts via QR code or manual entry, Organize accounts with categories and favorites, Biometric authentication (Face ID/Touch ID), Passcode protection, Dark mode support, Export QR codes for backup

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 month | $1.49 | per month |
| Premium 1 year | $13.49 | per year |


## Frequently asked questions

### Is Notakey Authenticator free?

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

### Is TimeKey free?

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

### Do Notakey Authenticator or TimeKey have ads?

TimeKey shows ads; Notakey Authenticator does not.

### Which is updated more often, Notakey Authenticator or TimeKey?

Notakey Authenticator ships an update every 6 weeks, and TimeKey every 6 weeks. Most recently, Notakey Authenticator was updated on September 7, 2026 and TimeKey on September 15, 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.*