# IMAporter MobileAccess Key vs ConvertUS

The clearest difference is review sentiment: ConvertUS at 100% against IMAporter MobileAccess Key's 0%. ConvertUS also leads on update cadence (daily vs every 5 months). IMAporter MobileAccess Key's advantage is iOS requirement (15.6 vs 26.2). 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.

IMAporter MobileAccess Key ships an update every 5 months, ConvertUS daily. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | IMAporter MobileAccess Key | ConvertUS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/convertus/id6769595146/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Daily** |
| Monetization | Free | Free |
| Size | 12 MB | 17 MB |
| Requires iOS | **15.6** | 26.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Institut Mikroelektronickych Aplikaci s.r.o.](https://appshunter.io/developer/1124838112) | [Gondolin LLC](https://appshunter.io/developer/1896671618) |

## What reviewers say

### IMAporter MobileAccess Key

[App page](https://appshunter.io/ios/app/imaporter-mobileaccess-key/id1124838113)

Transform your iPhone into a secure digital key for effortless access to doors using NFC and Bluetooth. This app supports various credentials and integrates with many access control systems, making it ideal for homes and businesses.

**Highlights:** NFC and BLE identification, Contactless card support, Fast smartphone access, Compatible with access systems, Easy setup and use, Centralized management option

**Features:** macOS Compatibility

**In-app purchases:** none


### ConvertUS

[App page](https://appshunter.io/ios/app/convertus/id6769595146)

This utility app offers instant unit conversions with a unique retro terminal interface. It supports a wide range of measurement types and includes customizable themes. The app works offline and integrates with device shortcuts for quick access.

**Highlights:** Instant unit conversions, Wide range of measurement types, Retro terminal aesthetic, Multiple customizable themes, Offline functionality, Spotlight and Siri shortcuts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IMAporter MobileAccess Key free?

IMAporter MobileAccess Key is free to download, with no in-app purchases.

### Is ConvertUS free?

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

### Do IMAporter MobileAccess Key or ConvertUS have ads?

Neither IMAporter MobileAccess Key nor ConvertUS shows ads.

### Which is updated more often, IMAporter MobileAccess Key or ConvertUS?

IMAporter MobileAccess Key ships an update every 5 months, and ConvertUS daily. Most recently, IMAporter MobileAccess Key was updated on November 2, 2026 and ConvertUS on October 31, 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.*