# NDAKey vs OpenMind AI

The clearest difference is review sentiment: NDAKey at 100% against OpenMind AI's 67%. On price, update cadence, 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.

NDAKey ships an update monthly, OpenMind AI every 3 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | NDAKey | OpenMind AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/openmind-ai/id6749165417/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 116 MB | 56 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [PILA GROUP JOINT STOCK COMPANY](https://appshunter.io/developer/1815759763) | [Sandbox Inc.](https://appshunter.io/developer/1776407890) |

## What reviewers say

### NDAKey

[App page](https://appshunter.io/ios/app/ndakey/id6475366901)

Manage your digital identity securely. Store verified credentials on your device and choose exactly what information to share with others. Protect your data with end-to-end encryption and passwordless sign-in.

**Highlights:** Selective information sharing, End-to-end encrypted data transmission, Store digital credentials on device, Passwordless sign-in with passkeys, Receive and manage credentials, Direct sharing via QR code

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

**In-app purchases:** none


### OpenMind AI

[App page](https://appshunter.io/ios/app/openmind-ai/id6749165417)

Contribute to robot development by reviewing video footage and providing wireless signal data. Participate in quests to enhance robot safety and intelligence in real-world settings.

**Highlights:** Review robot videos, Contribute wireless signal insights, Join robot improvement quests, Enhance robot safety, Improve robot intelligence

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NDAKey free?

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

### Is OpenMind AI free?

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

### Do NDAKey or OpenMind AI have ads?

Neither NDAKey nor OpenMind AI shows ads.

### Which is updated more often, NDAKey or OpenMind AI?

NDAKey ships an update monthly, and OpenMind AI every 3 weeks. Most recently, NDAKey was updated on November 4, 2026 and OpenMind AI on October 30, 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.*