# 1SIM eSIM vs Mobstep OPs

The clearest difference is update cadence: Mobstep OPs at every 4 weeks against 1SIM eSIM's every 3 months. 1SIM eSIM's advantage is iOS requirement (13.0 vs 16.6). 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 eSIM ships an update every 3 months, Mobstep OPs every 4 weeks. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | 1SIM eSIM | Mobstep OPs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (12 ratings)](https://appshunter.io/ios/app/1sim-esim/id1531090410/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 16 MB | 23 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Belmont Telecom, Inc.](https://appshunter.io/developer/510353132) | [Mohamed Hossam](https://appshunter.io/developer/1695398688) |

## What reviewers say

### 1SIM eSIM

[App page](https://appshunter.io/ios/app/1sim-esim/id1531090410)

This app provides international travelers with affordable and convenient mobile data plans using eSIM technology. Avoid roaming fees and physical SIM cards with instant setup and coverage in over 200 countries.

**Highlights:** eSIM installation via app, Coverage in 200+ countries, Data plans from $1.69/GB, No physical SIM cards, Optional VoIP and SMS, Reusable eSIM profile

**In-app purchases:** none


### Mobstep OPs

[App page](https://appshunter.io/ios/app/mobstep-ops/id6747365239)

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

**In-app purchases:** none


## Frequently asked questions

### Is 1SIM eSIM free?

1SIM eSIM is free to download, with no in-app purchases.

### Is Mobstep OPs free?

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

### Do 1SIM eSIM or Mobstep OPs have ads?

Neither 1SIM eSIM nor Mobstep OPs shows ads.

### Which is updated more often, 1SIM eSIM or Mobstep OPs?

1SIM eSIM ships an update every 3 months, and Mobstep OPs every 4 weeks. Most recently, 1SIM eSIM was updated on September 14, 2026 and Mobstep OPs on September 8, 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.*