# TM vs Yubico Authenticator

The clearest difference is rating: Yubico Authenticator at 3.7 against TM's 1.0. Yubico Authenticator also leads on update cadence (monthly vs every 11 months) and ratings volume (268 vs 3). TM's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Yubico Authenticator holds the better App Store score, 3.7 against 1.0. That said, the two scores are not equally well evidenced: Yubico Authenticator has 268 ratings behind it against 3, so its average is the more settled of the two.

TM ships an update every 11 months, Yubico Authenticator monthly. The most recent releases landed on June 1, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | TM | Yubico Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (3 ratings)](https://appshunter.io/ios/app/tm-timer/id1378674209/reviews) | **[3.7 (268 ratings)](https://appshunter.io/ios/app/yubico-authenticator/id1476679808/reviews)** |
| Number of ratings | 3 | **268** |
| Positive reviews | — | 43.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Monthly** |
| Monetization | Free | Free |
| Size | 27 MB | 4 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Douglas Ehlers](https://appshunter.io/developer/1378674208) | [Yubico](https://appshunter.io/developer/586890748) |

## What reviewers say

### TM

[App page](https://appshunter.io/ios/app/tm-timer/id1378674209)

Control network-connected POE/WiFi clocks and DotMatrix displays directly from your phone. Manage count up/down timers, synchronize multiple devices, and set preset countdowns. Supports RGB displays and presentation modes.

**Highlights:** Control POE/WiFi clocks and DotMatrix displays, Count Up and Count Down timer functions, Simultaneous or individual device control, Synchronize multiple displays, Preset countdown times, RGB display support, Presentation Mode

**Features:** macOS Compatibility

**In-app purchases:** none


### Yubico Authenticator

[App page](https://appshunter.io/ios/app/yubico-authenticator/id1476679808)

Secure your online accounts with hardware-backed two-factor authentication. Store unique credentials on a physical security key, eliminating the need to store sensitive data on your mobile device. Generate verification codes without an internet connection for enhanced account protection.

**Highlights:** Hardware-backed security key storage, Touch or NFC authentication, USB-C support, Biometric unlock (FaceID/TouchID), QR code setup, User presence verification, Smart Card support

**In-app purchases:** none

**What reviewers like**

- 🚀 Works well with Yubikey
- 🔒 Secure storage of OATH secrets
- 👍 Simple and easy to use
- 🚀 NFC support added

**What reviewers complain about**

- 🐛 NFC not working on some devices
- 🐛 Clunky UI for password-protected keys
- 🐛 Crashes and freezes reported
- 🐛 Incompatible with some devices (iPad, older iPhones)

**Reported bugs**

- NFC not working reliably
- Accounts disappearing after updates
- Calculation of codes not working
- Keyboard issues when using keys

**Requested features**

- Allow editing and rearranging of entries
- Add support for multiple keys per account
- Improve iPad/tablet support
- Add dark mode option
- Improve QR code scanning


## Frequently asked questions

### Is TM free?

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

### Is Yubico Authenticator free?

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

### Which has better reviews, TM or Yubico Authenticator?

Yubico Authenticator is rated higher. TM averages 1.0 out of 5 from 3 ratings, while Yubico Authenticator averages 3.7 from 268 ratings.

### Do TM or Yubico Authenticator have ads?

Neither TM nor Yubico Authenticator shows ads.

### Which is updated more often, TM or Yubico Authenticator?

TM ships an update every 11 months, and Yubico Authenticator monthly. Most recently, TM was updated on June 1, 2026 and Yubico Authenticator on September 14, 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.*