Best Free Sim Card Apps

235+ iOS apps curated and reviewed

4.6 avg rating

20 free apps

Updated June 2026

Every iPhone needs a few good free sim card apps. We benchmark 235+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Free Sim Card

#1

Instabridge: eSIM + Internet by Instabridge Sweden AB

WiFi Hotspot Map & Virtual SIM

Editor's Choice

✈️ Travel

4.6😞(12K ratings)

FreeAdsIn-App Purchases

Instabridge: eSIM + Internet screenshot 1

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Instabridge: eSIM + Internet screenshot 3

Instabridge: eSIM + Internet screenshot 4

Instabridge: eSIM + Internet screenshot 5

This app provides global internet connectivity through eSIM technology, allowing users to access high-speed data in over 190 countries without costly roaming fees. It enables users to keep their existing phone number for calls and texts while using optimized data plans for various devices.

What We Love

🆓 Free data and service
📱 Easy to use app
🌐 Provides internet access in areas without WiFi
💰 Affordable prices for data packages

Room to Improve

🚫 No coverage or connectivity issues
🤖 Difficult to use or contact support
🚫 Doesn't work as advertised

#2

Free Calling & eSIM for Travel by AMPLIFY VENTURES LTD

2nd Line & e SIM Card Data App

Strong Contender

✈️ Travel

4.6(102 ratings)

FreeIn-App Purchases

Free Calling & eSIM for Travel screenshot 1

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Get a second phone number for calls and texts, plus an eSIM for international data. Manage work and personal communication separately, and stay connected abroad without expensive roaming fees or physical SIM cards.

#3

T-Mobile Prepaid eSIM by T-Mobile USA, Inc.

T-Mobile US

Worth Considering

🔧 Utilities

4.9😐(17K ratings)

Free

T-Mobile Prepaid eSIM screenshot 1

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Easily activate T-Mobile Prepaid service on your compatible iPhone using eSIM. Manage multiple lines on one device or get a local US number for travel. Get connected to the T-Mobile network quickly and conveniently.

What We Love

🚀 Easy and fast setup
👍 Convenient for travelers
🚀 Instant activation
👍 Prepaid service option

Room to Improve

🐛 Crashes and errors during setup
🔒 Security concerns with data access
🔋 Slow data speeds

More Free Sim Card apps to explore

TextNow: Call + Text Unlimited

TextNow: Call + Text Unlimited

Phone Number & Wifi Calling

This app provides free nationwide calling and texting, offering a private second phone number or a dedicated business line. It features flexible data plans, including a free option for select apps, and affordable international calling.

Free nationwide talk and textFree local phone numberFlexible data plans (daily, weekly, monthly)

🌐 Social Networking

free with in-app purchases

Airalo: eSIM for travel & data

Airalo: eSIM for travel & data

Affordable, global connection

Stay connected globally with digital SIM cards for your travels. Easily install an eSIM and get online in over 200 countries and regions without roaming fees. Enjoy affordable data, call, and text services.

Global eSIM plans for 200+ countriesInstant online access upon arrivalNo roaming fees

free with in-app purchases

AirTalk Wireless

AirTalk Wireless

AirTalk Wireless

This app provides free wireless phone service, including a smartphone and monthly plan with unlimited talk, text, and data. Manage your account, check usage, purchase extra data, and activate international calling. Refer friends to earn rewards and shop for new devices and accessories.

Apply for free phone and planCheck data, minutes, and text usagePurchase extra 5G data

tryCricket by Cricket Wireless

tryCricket by Cricket Wireless

Explore Cricket Risk-Free

Test a wireless carrier's network from your own unlocked phone for 14 days. Experience unlimited talk and text, 3GB of data, and nationwide 5G. Seamlessly switch to a full plan within the app if you're satisfied.

14-day free trialUnlimited talk and text3GB of data

eSIM Plus: Second Phone Number

eSIM Plus: Second Phone Number

SMS, Calls and Text Messages

Get a virtual phone number for SMS and calls, and access mobile internet globally without roaming fees. This app uses eSIM technology to provide a second phone line and data plans for travelers, allowing instant activation and easy country switching.

Virtual phone number for SMS and callsGlobal mobile data accesseSIM technology

free with in-app purchases

aloSIM: 5G Prepaid Travel eSIM

aloSIM: 5G Prepaid Travel eSIM

LTE Cellular Data WiFi Calling

Stay connected internationally without expensive roaming fees. This app provides downloadable eSIMs for affordable mobile data plans in over 200 countries. Easily set up a travel data plan before your trip for fast, reliable internet access upon arrival.

eSIM mobile data plans200+ countries supportedAvoid roaming fees

free with in-app purchases

Ubigi: Travel eSIM mobile data

Ubigi: Travel eSIM mobile data

Virtual SIM card for Internet

This app provides virtual SIM cards for global internet access, eliminating roaming fees. It offers affordable prepaid data plans in over 200 destinations, allowing users to stay connected without swapping physical SIMs. It also supports in-car Wi-Fi for connected vehicles.

Global eSIM data plansNo physical SIM swapsAffordable prepaid data

free with in-app purchases

eSIM + Travel Data : GigSky

eSIM + Travel Data : GigSky

Cellular Internet For Nomads

Access affordable global internet without expensive roaming fees. Get instant cellular data in over 190 countries with flexible plans, starting at less than $5. New users receive a free data trial.

Global internet in 190+ countriesPlans under $5Up to 90% cheaper than roaming

free with in-app purchases

Premium Wireless

Switch to an affordable phone plan on a major 5G network. Enjoy unlimited talk, text, and fast data starting at $15/month. Bring your own phone and number, and manage your account or family plans easily.

Affordable phone plansNation's largest 5G networkUnlimited talk & text

Yesim: eSIM & Mobile Internet

Yesim: eSIM & Mobile Internet

Unbegrenzte Mobile Daten

This app provides global mobile internet access through eSIM technology. It offers flexible data plans, avoids roaming fees, and allows for hassle-free activation and connectivity across over 200 countries and regions.

Global eSIM connectivityFlexible data plansCost-effective travel data

free with in-app purchases

Nomad eSIM: Prepaid Data Plan

Nomad eSIM: Prepaid Data Plan

eSim Card Mobile & Travel WiFi

This app provides convenient and affordable eSIM data plans for international travel. Connect to the internet in over 200 destinations without contracts or traditional SIM cards. Enjoy fast activation and flexible data options.

eSIM data plans for 200+ destinationsFast 5-minute activationNo contracts or hidden fees

free with in-app purchases

OnPhone: Second Number & eSIM

OnPhone: Second Number & eSIM

Private Texts & Calls, eSIMs

Manage multiple private phone lines for personal and business use without needing extra SIM cards. Make calls, send texts, and even send/receive faxes worldwide. Offers eSIM data plans and AI-powered communication tools.

Multiple virtual phone numbersPrivate calls and textseSIM data plans

free with in-app purchases

eSIM io: Travel Internet Data

eSIM io: Travel Internet Data

Mobile Data & Travel Wifi

Stay connected globally with flexible mobile data plans without needing a physical SIM. Enjoy pay-as-you-go options or choose data plans tailored to your trips. Easily manage your usage and payments all within the app.

Global internet connectionFlexible data plansPay-as-you-go data

free with in-app purchases

Roamless: eSIM Travel Internet

Roamless: eSIM Travel Internet

eSIM | Data | Calls

Stay connected globally with a single digital SIM. Get affordable data plans or pay-as-you-go credits, and a second phone number for international calls and texts. Avoid roaming fees and airport SIM queues.

Single Global eSIM for 200+ destinationsPay-as-you-go data credits or plansSecond phone number for international calls

free with in-app purchases

Holafly eSIM: Unlimited Data

Holafly eSIM: Unlimited Data

e SIM for Travel and Hotspot

Stay connected globally with digital SIM cards offering unlimited data for travel. Avoid expensive roaming fees and enjoy easy installation and activation for seamless internet access in over 200 destinations.

Unlimited data plans worldwideeSIM for international travelAvoid roaming fees

free with in-app purchases

Simly: eSIM Travel Data Plans

Simly: eSIM Travel Data Plans

Access Mobile Data Anywhere

Access affordable mobile data plans for international travel without expensive roaming fees. This app provides eSIM data plans starting at $1/GB, allowing you to stay connected globally with ease. Simply choose your destination, purchase a plan, and enjoy seamless connectivity.

Affordable eSIM data plansInternational roaming alternativePre-paid data at competitive prices

free with in-app purchases

eSIM Card: Travel SIM & Data

eSIM Card: Travel SIM & Data

Global eSIM Data, Calls, SMS

Get instant global connectivity for data, calls, and SMS in over 200 destinations. Avoid expensive roaming fees with a single eSIM that works across multiple countries. Enjoy fast local internet speeds and transparent pricing for your travels.

Global eSIM connectivityData, calls, and SMS plansInstant activation in 1 minute

🌐 Social Networking

free with in-app purchases