# QDI vs Robustline Smart Lock

The clearest difference is update cadence: QDI at every 2 months against Robustline Smart Lock's every 14 months. Robustline Smart Lock's advantage is iOS requirement (13.0 vs 17.0). 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.

QDI ships an update every 2 months, Robustline Smart Lock every 14 months. The most recent releases landed on October 20, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | QDI | Robustline Smart Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (55 ratings)](https://appshunter.io/ios/app/qdi/id1525173700/reviews)** | — |
| Number of ratings | **55** | — |
| Positive reviews | 23.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 14 months |
| Monetization | Free | — |
| Size | 168 MB | 388 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ministry of Interior - Qatar](https://appshunter.io/developer/490584847) | [Safinat Al Sahraa Trading Co. (L.L.C)](https://appshunter.io/developer/1896777703) |

## What reviewers say

### QDI

[App page](https://appshunter.io/ios/app/qdi/id1525173700)

This app provides a digital version of your Qatari personal ID. It enables secure electronic signing for government transactions and serves as identification for accessing online government portals.

**Highlights:** Digital personal ID, Electronic signing, Government portal login, Secure transactions, User identification

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### Robustline Smart Lock

[App page](https://appshunter.io/ios/app/robustline-smart-lock/id1614778093)

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

**In-app purchases:** none


## Frequently asked questions

### Is QDI free?

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

### Is Robustline Smart Lock free?

Robustline Smart Lock is free to download, with no in-app purchases.

### Do QDI or Robustline Smart Lock have ads?

Neither QDI nor Robustline Smart Lock shows ads.

### Which is updated more often, QDI or Robustline Smart Lock?

QDI ships an update every 2 months, and Robustline Smart Lock every 14 months. Most recently, QDI was updated on October 20, 2026 and Robustline Smart Lock on October 27, 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.*