One Sim vs Pika eSIM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
One Sim
Install your eSIM once and enjoy seamless global connectivity. Purchase data packages for entire regions, eliminating the need for reinstallation or QR codes. Stay online for maps, messaging, and memories with fast 4G/5G data across multiple countries.
- Install eSIM once
- Regional data packages
- Seamless cross-country coverage
- Fast 4G/5G data
- No QR codes or reinstallation
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With onesim, you install your eSIM once and never again. Every time you buy a new data package, it’s instantly ready to use - no reinstallation, no QR codes, no roaming headaches. Whether you’re exploring Europe, heading across the Americas, or venturing into Asia, onesim keeps you connected with reliable data in every country you visit. Stay online for maps, messaging, and memories - all with a single data plan. Why travelers love onesim: • One eSIM - install once and you’re set • One data package per region - Traveling to Europe? Purchase one data package and you’re covered wherever you go! • Seamless coverage - stay online as you cross countries • Fast 4G/5G data - perfect for maps, chat, and travel apps
Pika eSIM
Get fast, reliable mobile data in over 190 countries without physical SIM cards or roaming fees. Purchase and activate plans digitally in minutes for seamless global connectivity.
- Global coverage in 190+ countries
- Instant digital eSIM activation
- Cost-effective prepaid data plans
- Simple in-app data plan management
- Secure and reliable network connections
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Pika eSIM - Global Mobile Data for Modern Travelers Pika eSIM provides fast, reliable mobile data in over 190 countries, eliminating the need for physical SIM cards and expensive roaming charges. Designed for travelers, remote professionals, and global teams, Pika eSIM ensures seamless connectivity wherever you go. Global Coverage Access high-quality mobile networks across a wide range of destinations worldwide with consistent performance and dependable speeds. Instant Activation Purchase and activate your eSIM within minutes. No need to visit a store or wait for delivery, everything is handled digitally. Cost-Effective Connectivity Avoid unpredictable roaming fees with transparent, prepaid data plans tailored to your travel needs. Simple Management Easily manage your data plans, monitor usage, and purchase additional data directly within the app. Built for Travel and Work Whether you are traveling for business, working remotely, or exploring new destinations, Pika eSIM keeps you connected without interruption. Secure and Reliable Pika eSIM partners with trusted network providers to deliver secure and stable connections globally. How It Works Select your destination Choose a data plan Install your eSIM Connect instantly Pika eSIM simplifies global connectivity, giving you the freedom to stay online wherever your journey takes you. Download the app today and experience seamless mobile data worldwide.
Screenshots
Verdict
The clearest difference is ads: One Sim at none against Pika eSIM's shown. Pika eSIM's advantage is review sentiment (100% vs 77%) and device support (3 vs 1). On price, rating, ratings volume and update cadence there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for One Sim against 4.9 for Pika eSIM. Both are backed by a comparable volume of ratings — 10 and 9 respectively. Written reviews are what separate them: 77% of One Sim's written reviews are positive against 100% of Pika eSIM's.
One Sim ships an update weekly, Pika eSIM fortnightly. The most recent releases landed on October 18, 2026 and October 2, 2026 respectively.
| Parameter | One Sim | Pika eSIM |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (10 ratings) | 4.9 (9 ratings) |
| Positive reviews | 76.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 10 — better | 9 |
| Update frequency | Weekly — better | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 73 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | Horizon Digital Ventures L.L.C. | Vlera Zhubi |
Customer experience
One Sim
Pika eSIM
In-app purchases
One Sim
No in-app purchases
Pika eSIM
No in-app purchases
