Comparison

CodeSafe vs SMS io

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CodeSafe

This app provides secure two-factor authentication codes for your online accounts. It supports various code types, offers iCloud synchronization, and features customizable themes and an Apple Watch companion app.

Highlights
  • Encrypted code storage
  • QR code scanning and manual entry
  • iCloud keychain synchronization
  • Configurable account icons
  • Dark mode and themes
  • Tap to copy codes
  • TOTP and HOTP support
  • Apple Watch companion app
Features
Read full description

CodeSafe is an authenticator app for two-factor authentication. It works with sites that require a verification code in addition to your username and password. These codes are usually imported by scanning a QR code. Features: - Codes are stored encrypted in the keychain for security. - Support for scanning a QR code but manual entry is also supported. - Synchronize codes via the iCloud keychain. - Configurable icons for accounts. A domain name or URL is used to retrieve an icon, similar to a web browser. - Themes-including a dark mode for better viewing at night. It will automatically switch to dark mode based on the screen brightness. - Tap a code to copy to it and paste it in other apps. - Supports both time-based (TOTP) and counter-based (HOTP) codes. - Send codes to the companion Apple Watch app so you can get verification codes from your watch. Privacy: All data is stored and remains on the local devices except in the following cases: - iCloud synchronization will add the code to your iCloud keychain. - Icons are downloaded from the specified domain / URL. These icons are fetched from the websites in the same way that a browser displays an icon for a site. After downloading the icon is cached on the device.

About

SMS io

This app provides temporary virtual phone numbers to receive SMS verification codes online. It's useful for sign-ups, protecting your personal number, and verifying accounts on various internet platforms without using your real SIM card.

Highlights
  • Receive SMS verification codes online
  • Temporary virtual phone numbers
  • Protect personal number privacy
  • Supports over 160 countries
  • Coin-based pay-as-you-use system
  • Fast and secure SMS delivery
Features
Read full description

SMS io is your trusted virtual SMS app designed to ensure you receive SMS verification codes online with ease. Whether you need a temporary virtual phone number for sign-ups, account verification, protecting your personal number, or for whatever reason on online platforms, SMS io gives you fast and secure access to text verified virtual phone numbers worldwide. With SMS io, you get codes instantly without using your real mobile number. The app is built for speed, privacy, and flexibility, making phone number verification simple and stress-free. SMS io allows you to get SMS code for verification purposes in just a few clicks and almost free of charge. Choose a virtual number, request a code, and receive SMS online instantly inside the app. No physical SIM card required.  VIRTUAL SMS VERIFICATION Easily receive SMS verification codes for account activation, text verification, and phone number verification. SMS io works as a trusted online SMS receiver for different platforms and services that require SMS code verification. UNLIMITED, SECURE, FAST & EASY Using a temp phone number can protect you from spam and unwanted messages. SMS io helps you stay private by using a virtual SMS number for text verification and SMS OTP verification, keeping your real number safe. You can receive unlimited SMS codes to the same number (as long as you have access to it) very fast and easily via our secure app that protects your identity. What can you expect from our E SMS app: - Fast delivery of SMS virtual codes - Secure virtual phone numbers - Simple and user-friendly interface - Reliable SMS verification experience SMS io is optimized to make receiving telephone verification SMS quick and hassle-free. VARIOUS INTERNET PLATFORMS Use SMS io as a 2nd number for verification across different internet services, including texting social media platforms, chat or communication apps, online services, and other websites that require a phone number SMS verification. MORE THAN 160 COUNTRIES Our text verification app supports virtual phone numbers for sms activate from more than 160 countries, including:
United States, Canada, United Kingdom, Germany, France, Italy, Spain, Netherlands, Belgium, Poland, Romania, Czech Republic, Russia, Ukraine, India, Indonesia, Philippines, Mexico, Brazil, and many more. Get a US number, UK number, or other international virtual number easily for SMS verification. COIN-BASED ACCESS The SMS verification number app uses a flexible coin system. You can buy one-time or monthly packages, so you are paying as you use. You don’t have to pay for services you don’t use. - You can buy coins with one-time purchases or in cheap monthly packages - There are no unnecessary subscriptions - Perfect for occasional or frequent virtual SMS code needs - This pay-as-you-use model ensures better value and full control CUSTOMER SUPPORT Our support team is available to help you with any issues related to cell phone SMS receiving, verification codes, or account usage. Our experts are committed to providing a smooth and reliable experience. Our SMS receiver app is ideal for users who need: - A virtual phone number - Temporary phone numbers - SMS OTP verification - Online SMS receiving - Secure text verification Whether you need a second line, a short message service, a temp phone number, or a virtual SMS app for activation and verification, SMS io is the smart choice. Download SMS io today and start receiving SMS verification codes instantly. Support: https://applox.net/smsio/support.html Terms of Use: https://applox.net/smsio/terms.html Privacy: https://applox.net/smsio/privacy.html Eula: https://applox.net/smsio/eula.html

Screenshots

CodeSafe3 screens
SMS io4 screens

Verdict

The call

The clearest difference is rating: CodeSafe at 5.0 against SMS io's 4.4. CodeSafe also leads on in-app purchases (none vs 20) and ads (none vs shown). SMS io's advantage is update cadence (weekly vs every 31 months) and ratings volume (78 vs 3). On price and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SMS io sells 20 in-app purchases, starting at $3.99 per month. CodeSafe asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

CodeSafe holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: SMS io has 78 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

CodeSafe ships an update every 31 months, SMS io weekly. The most recent releases landed on September 24, 2026 and October 10, 2026 respectively.

Scorecard7 real differences · 3 level
CodeSafe versus SMS io: the parameters behind the verdict, then further details
ParameterCodeSafeSMS io
PriceFreeFree
Rating5.0 (3 ratings) — better4.4 (78 ratings)
Positive reviews—11.1% of reviews
Number of ratings378 — better
Update frequencyEvery 31 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS11.2 — better15.6
Further details — not scored
Size16 MB61 MB
Age rating4+4+
DeveloperKevin CramerAPPLOX

Customer experience

CodeSafe

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

SMS io

All ratings78 ratings
Positive82.1%
Neutral7.7%
Negative10.3%
Written reviews9 reviews
Positive11.1%
Neutral0.0%
Negative88.9%

In-app purchases

None

CodeSafe

No in-app purchases

20 purchases

SMS io

Subscriptions10
  • Monthly 4 Credits$3.991 Month
  • SMS Verification - Weekly Lite$3.997 Days
  • Monthly 5 Credits$4.991 Month
Show 7 more
  • Monthly 7 Credits$6.991 Month
  • Monthly 8 Credits$7.991 Month
  • Monthly 9 Credits$8.991 Month
  • Monthly Subscription for 10 Coins$9.991 Month
  • Weekly Subscription for 10 Coins$9.997 Days
  • Virtual Number - Weekly 15 Credits$14.997 Days
  • Monthly 25 Credits$24.991 Month
One-time10
  • Get 1 SMS Verification Coin$0.99
  • Receive SMS Code: 3 Coins$2.99
  • Get 4 Verification Coins$3.99
Show 7 more
  • 5 Coins: SMS Number Code$4.99
  • Get 6 Virtual SMS Coins$5.99
  • Receive SMS Number: 7 Coins$6.99
  • 8 Coins to Verify Code$7.99
  • 9 Virtual Verification Coins$8.99
  • Get 10 SMS Code Coins$9.99
  • 25 Credits$24.99

Questions

Is CodeSafe free?
CodeSafe is free to download, with no in-app purchases.
Is SMS io free?
SMS io is free to download, with in-app purchases available.
Which has better reviews, CodeSafe or SMS io?
CodeSafe is rated higher. CodeSafe averages 5.0 out of 5 from 3 ratings, while SMS io averages 4.4 from 78 ratings.
Do CodeSafe or SMS io have ads?
SMS io shows ads; CodeSafe does not.
Which is updated more often, CodeSafe or SMS io?
CodeSafe ships an update every 31 months, and SMS io weekly. Most recently, CodeSafe was updated on September 24, 2026 and SMS io on October 10, 2026.

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