# SIM ID vs Islamic Hijri Calendar

SIM ID and Islamic Hijri Calendar are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

SIM ID ships an update every 2 months, Islamic Hijri Calendar every 3 months. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | SIM ID | Islamic Hijri Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/sim-id-check-by-lebara-retail/id1252629068/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 200 MB | 62 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lebara Media Services](https://appshunter.io/developer/955810248) | [Atmez ai](https://appshunter.io/developer/1829620744) |

## What reviewers say

### SIM ID

[App page](https://appshunter.io/ios/app/sim-id-check-by-lebara-retail/id1252629068)

This app streamlines the process for Lebara retailers to register new SIM cards. It guides users through scanning SIM barcodes and customer IDs, with an optional modification step, before activating the SIM. Access requires a Lebara retail portal account and completion of training.

**Highlights:** Express SIM registration, Scan SIM barcode, Scan customer ID, SIM card activation, Retail portal access required, Training and test completion

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

**In-app purchases:** none


### Islamic Hijri Calendar

[App page](https://appshunter.io/ios/app/islamic-hijri-calendar/id6749267607)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIM ID free?

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

### Is Islamic Hijri Calendar free?

Islamic Hijri Calendar is free to download, with no in-app purchases.

### Do SIM ID or Islamic Hijri Calendar have ads?

Neither SIM ID nor Islamic Hijri Calendar shows ads.

### Which is updated more often, SIM ID or Islamic Hijri Calendar?

SIM ID ships an update every 2 months, and Islamic Hijri Calendar every 3 months. Most recently, SIM ID was updated on October 16, 2026 and Islamic Hijri Calendar on October 13, 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.*