# TruID vs Simple Hidden Note

The clearest difference is update cadence: Simple Hidden Note at daily against TruID's every 17 months. TruID's advantage is iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

TruID ships an update every 17 months, Simple Hidden Note daily. The most recent releases landed on September 22, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | TruID | Simple Hidden Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/truid/id374474597/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Daily** |
| Monetization | Free | — |
| Size | 1 MB | 35 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PortWise](https://appshunter.io/developer/374474600) | [Next Level Order Engineering UG (haftungsbeschrankt)](https://appshunter.io/developer/1838301382) |

## What reviewers say

### TruID

[App page](https://appshunter.io/ios/app/truid/id374474597)

This client application generates One-Time Passwords (OTPs) for secure identification with an organization's critical systems. It supports multiple profiles and can operate in synchronized or challenge modes for enhanced security.

**Highlights:** One-Time Password (OTP) generation, Secure identification for critical systems, Multiple profile support, Synchronized mode OTP generation, Challenge mode OTP generation, Online and manual activation

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Hidden Note

[App page](https://appshunter.io/ios/app/simple-hidden-note/id6760840827)

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

**In-app purchases:** none


## Frequently asked questions

### Is TruID free?

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

### Is Simple Hidden Note free?

Simple Hidden Note is free to download, with no in-app purchases.

### Do TruID or Simple Hidden Note have ads?

Neither TruID nor Simple Hidden Note shows ads.

### Which is updated more often, TruID or Simple Hidden Note?

TruID ships an update every 17 months, and Simple Hidden Note daily. Most recently, TruID was updated on September 22, 2026 and Simple Hidden Note on October 4, 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.*