# 1Sim Assist vs IBMATA

The clearest difference is update cadence: IBMATA at every 9 days against 1Sim Assist's every 5 weeks. 1Sim Assist's advantage is iOS requirement (8.0 vs 17.4). 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.

1Sim Assist ships an update every 5 weeks, IBMATA every 9 days. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 1Sim Assist | IBMATA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/1sim-assist/id862469463/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | Free | — |
| Size | 17 MB | 143 MB |
| Requires iOS | **8.0** | 17.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Belmont Telecom, Inc.](https://appshunter.io/developer/510353132) | [International Border Management and Technologies Association Ltd](https://appshunter.io/developer/1603439481) |

## What reviewers say

### 1Sim Assist

[App page](https://appshunter.io/ios/app/1sim-assist/id862469463)

This app helps international travelers make mobile calls while roaming. It automatically corrects misdialed numbers by adding international prefixes and country codes, and managing leading zeros. This reduces billing errors and user frustration.

**Highlights:** Automatic number correction, Adds international prefixes, Adds country codes, Manages leading zeros, Works with any SIM card

**Features:** macOS Compatibility

**In-app purchases:** none


### IBMATA

[App page](https://appshunter.io/ios/app/ibmata/id1603439479)

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

**In-app purchases:** none


## Frequently asked questions

### Is 1Sim Assist free?

1Sim Assist is free to download, with no in-app purchases.

### Is IBMATA free?

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

### Do 1Sim Assist or IBMATA have ads?

Neither 1Sim Assist nor IBMATA shows ads.

### Which is updated more often, 1Sim Assist or IBMATA?

1Sim Assist ships an update every 5 weeks, and IBMATA every 9 days. Most recently, 1Sim Assist was updated on October 11, 2026 and IBMATA on October 2, 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.*