1SIM eSIM vs WeSIM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
1SIM eSIM
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.
- 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
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Stay Connected for Less with OneSimCard Global eSIM – 100MB Free with eSIM Installation – Data Plans Starting at $1.69/GB Tired of hunting for SIM cards abroad or paying sky-high roaming fees? OneSimCard’s prepaid international eSIM lets you connect instantly in over 200 countries and territories, with fast and reliable data starting at just $1.69/GB. Designed for global travelers, digital nomads, business professionals, and remote workers, our eSIM solution eliminates the hassle of traditional SIM cards while maximizing flexibility and savings. Promotional 100MB free data plan in 81 countries, while supplies last. See full details here: www.onesimcard.com/Free_DataMax_eSIM_100MB/ For over 30 years, OneSimCard has helped travelers stay connected. Our eSIM delivers 5G-capable data with access to multiple networks in each country to ensure the best signal and quality—without roaming fees or long-term contracts. You’ll never wait for shipping or deal with physical cards again. Just download and go. What is an eSIM? An eSIM is a built-in digital SIM in your phone. It works like a physical SIM, but installs instantly via QR code or our app. No hardware, no delays. How It Works: 1. Download the OneSimCard eSIM app. 2. Purchase a data plan for your destination. 3. Install the eSIM (internet connection required): youtube.com/watch?v=noaOM7jg_dE 4. Turn it on and connect when you land. Why OneSimCard? • Coverage in over 200+ countries and regions • Rates starting at $1.69/GB with no hidden fees • Multiple local networks in most destinations ensure stronger signal • Choose local or global plans—prepaid with built-in controls • Reuse the eSIM profile for all future travel • Optional voice and SMS via our VoIP app • Top up or change plans directly in the app Popular Countries Supported: Australia, EU, Canada, Japan, Mexico, UK, USA, United Arab Emirates, South Africa, Switzerland, Russia, Hong Kong, China, South Korea, Nigeria, Morocco, Turkey, Bermuda, Bolivia, Cambodia, Puerto Rico, and many more (200+!). Perfect For: • Tourists and backpackers • Business travelers needing high-speed internet • Digital nomads working abroad • Airline crew, cruise staff, and global professionals • Anyone looking to avoid roaming charges while staying connected FAQs What’s included in a plan? Plans include 1GB to 20GB of data, valid for 1, 7, 15, or 30+ days. Plans are easily topped up through the app. Does it include a phone number? Yes. With our VoIP app and Personal Extra Number, you can get a U.S. or Canada number for voice and SMS. More info: www.onesimcard.com/local-country-sim-phone-numbers Compatible Devices: Most unlocked, eSIM-capable smartphones. See: www.onesimcard.com/international-sim-card/datamax-esim Can I use my main SIM too? Yes! Most phones support dual SIM functionality. Keep your primary SIM active for texts and 2FA, while using OneSimCard eSIM for affordable travel data. Does the eSIM expire? No—it’s reusable for future trips. Simply top up or switch plans anytime. Terms: www.onesimcard.com/terms-of-use Get Started Today No more SIM swaps, no roaming stress—just reliable, affordable, global connectivity at your fingertips. Learn More: Website: www.onesimcard.com Blog: travel.onesimcard.com FAQs: www.onesimcard.com/faq Support: www.onesimcard.com/contact-support Facebook: www.facebook.com/OneSimCard Privacy Policy: www.onesimcard.com/privacy-policy Terms & Conditions: www.onesimcard.com/terms-of-use
WeSIM
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What is eSim eSIM, also called virtual SIM card, download the eSIM card by scanning the two-dimensional code, and install the SIM card on the cellular devices. After successfully installing the eSIM card, you can easily connect to the Internet by activating the purchased data package. eSIM has all the functions of SIM, but it has more advantages than SIM card. There is no need to take it off and install it to a new device when changing equipment like SIM card, and there is no worry about losing or being robbed! It should be stressed again that not all devices can use eSIM, so before using eSIM, it is best to check whether your device is compatible with eSIM. How to use the APP If your carrier supports activating eSIM using this app, will tell you to download this app from the App Store and follow the instructions. You can scan a QR code from your carrier . To activate your eSIM while setting up your mobile Phone: You need to turn on the Wifi switch on your phone, enable the Wifi connection, and connect the phone to the Wifi hotspot of the device that needs to be activated. When you get to the Set Up Cellular screen, tap Use QR Code. Follow the onscreen instructions. Wait for the cellular number used by the device to be activated on the phone display. When the cellular number on the device is activated, your device can connect to the cellular network and provide cellular routing capabilities to other devices such as multiple phones or computers
Screenshots
Verdict
1SIM eSIM and WeSIM 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.
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.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 2, 2026 and September 23, 2026 respectively.
| Parameter | 1SIM eSIM | WeSIM |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (12 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 12 — better |
| Further details — not scored | ||
| Size | 16 MB | 88 MB |
| Age rating | 4+ | 17+ |
| Developer | Belmont Telecom, Inc. | 继海 宋 |
In-app purchases
1SIM eSIM
No in-app purchases
WeSIM
No in-app purchases








