Comparison

Temp Mail vs NINAuth

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

Head to head
About

Temp Mail

Instantly receive emails without revealing your personal address. Protect your inbox from spam and use disposable emails for registrations and verification codes. Securely manage multiple temporary inboxes and restore them with an access token.

Highlights
  • Instant temporary email address
  • Multiple temporary inboxes
  • Restore email with access token
  • Real-time email notifications
  • Fast global email delivery
  • Privacy protection
  • Anti-tracking protection
Features
Read full description

Get a temporary email address when you open the app—no account needed to start. Use it for websites, apps, newsletters, downloads and free trials without exposing your real email. Sign in only to save addresses across devices, connect a domain you own or get Premium. WHY TMAILOR • A new address anytime: tap Random to get a fresh one. • See new mail as it arrives: messages appear without manual refresh. Turn on notifications to get an alert when new mail arrives. • Automatic cleanup: every message is deleted 24 hours after it arrives. • Reuse the same address: it doesn't expire on its own, so you can come back to it later. • Save your addresses: they're kept on your phone. Sign in to keep them in your account and use them on other devices. • Reopen the same inbox on another device: scan its QR code or open its link. • Use a domain you own: sign in and follow the in-app guide to receive email at your own domain. Premium is not required. • Available in 19 languages, with light and dark mode. GOOD FOR • Websites and apps you don't want to give your real email to • Newsletters, downloads, e-books and coupons • Free trials and one-time sign-ups • Wi-Fi sign-in pages in cafes, hotels and airports • Reducing unwanted mail and the risk of exposing your real email PREMIUM (OPTIONAL) The free version shows ads, including full-screen ads. Premium removes all ads, includes priority email processing and unlocks all premium domains. Premium is an auto-renewing subscription, available monthly or yearly. • Payment is charged to your Apple Account when you confirm the purchase. • The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. • Your Apple Account is charged for renewal within 24 hours before the current period ends. • Manage or cancel your subscription anytime in your Apple Account settings. • If a free trial is offered, any unused part of it ends when you buy a subscription. GOOD TO KNOW • Tmailor only receives email. You can't send, reply to or forward email. • Save anything you need within 24 hours, before the message is deleted. • If you're not signed in, your addresses are lost when you delete the app. • Don't use a temporary address for banking, important accounts or anything you may need to recover later. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://tmailor.com/privacy-policy.html

About

NINAuth

Securely verify, manage, and protect your digital identity using your National Identity Number. This app offers a user-friendly and seamless experience for on-the-go identity management.

Highlights
  • Digital identity verification
  • Identity management
  • Secure identity protection
  • National Identity Number integration
  • User-friendly interface
Features
Read full description

NINAuth is your official digital companion for verifying, managing, and protecting your identity with ease. Designed to work with your National Identity Number (NIN), NINAuth provides a seamless, secure, and user-friendly way to handle digital identification on the go.

Screenshots

Temp Mail4 screens
NINAuth3 screens

Verdict

The call

The clearest difference is in-app purchases: NINAuth at none against Temp Mail's 2. NINAuth also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). Temp Mail's advantage is review sentiment (77% vs 57%). On price, rating, ratings volume 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. Temp Mail sells 2 in-app purchases, starting at $9.99 per month. NINAuth asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Temp Mail against 4.7 for NINAuth. Both are backed by a comparable volume of ratings — 2.5K and 5.5K respectively. Written reviews are what separate them: 77% of Temp Mail's written reviews are positive against 57% of NINAuth's.

UpkeepUpdate frequency

Temp Mail ships an update every 2 months, NINAuth every 3 weeks. Both last shipped on October 24, 2026.

Scorecard5 real differences · 5 level
Temp Mail versus NINAuth: the parameters behind the verdict, then further details
ParameterTemp MailNINAuth
PriceFreeFree
Rating4.7 (2.5K ratings) — better4.7 (5.5K ratings)
Positive reviews76.7% of reviews — better57.4% of reviews
Number of ratings2.5K5.5K — better
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size39 MB70 MB
Age rating17+17+
DeveloperMinh NguyenNational Identity Management Commission

Customer experience

Temp Mail

All ratings2,491 ratings
Positive90.5%
Neutral3.9%
Negative5.7%
Written reviews73 reviews
Positive76.7%
Neutral6.8%
Negative16.4%

NINAuth

All ratings4,524 ratings
Positive91.2%
Neutral3.0%
Negative5.8%
Written reviews122 reviews
Positive57.4%
Neutral5.7%
Negative36.9%

User reviews

Temp Mail

From 2.5K App Store ratings

What we love

  • 👍 Easy to use
  • 🚀 Quick email generation
  • 🔒 Secure emails
  • 💡 Helpful for various use cases

Room to improve

  • 🐛 Issues with receiving confirmation codes
  • 🤬 Too many ads
  • 🤬 App not working properly on some devices

NINAuth

From 5.5K App Store ratings

What we love

  • 👍 User friendly
  • 🚀 Fast and efficient
  • ✅ Easy to use
  • ✨ Great innovation
  • 🌟 World class identity system

Room to improve

  • 😞 Facial verification fails
  • 🐛 Glitchy app
  • ❌ Useless app
  • 🐛 Unable to download ID
  • 🐛 Cannot create PIN

Bugs and requests

Temp Mail

Reported bugs

3 issues
  • Inability to read received emails
  • App crashes or freezes on some devices
  • Temporary emails not working as expected

Requested features

3 requests
  • Reduce the number of ads
  • Improve reliability of confirmation code delivery
  • Add premium plan to remove ads

NINAuth

Reported bugs

57 issues
  • Cannot download front and back of ID
  • Verification complete but unable to create PIN
  • Cannot take a selfie
  • Face verification fails
  • Unable to create PIN
Show 52 more
  • Cannot link or delink phone number
  • Old phone number not reflected after removal
  • Names arranged wrong, cannot correct
  • Verification is very difficult
  • Facial authentication kept failing
  • Cannot delink unauthorized number
  • Cannot link a new number
  • Face verification not working for months
  • Cannot sign up for months
  • Photo verification and lighting error message
  • Cannot upload supporting documents to verify address
  • Email confirmation code not sent
  • App stops responding during sign up
  • Facial recognition not working
  • Cannot log in most times
  • Cannot update phone number
  • Phone number OTPs not being sent
  • Address update not reflected
  • Trust index cannot be updated
  • Link ID option missing
  • App goes straight to face verification which never works
  • Login recognition fails after first use
  • Forgot password using facial recognition fails
  • Face verification error: 'NO ENROLLED USER FOUND'
  • App requests well-lit room even in daylight
  • Selfie capture not working
  • App shows only NIN, no other options
  • Cannot get past picture phase
  • App not responding
  • Signing up does not work
  • Authentication does not get past error
  • App malfunction
  • New application is malfunction
  • Virtual NIN not available
  • Cannot use it and verify anything
  • PIN creation fails
  • Unable to update details
  • Tax ID info no longer available
  • Slip download no longer available
  • Phone number starting with 0702 not recognized
  • App has syntax errors
  • App is a complete mess
  • App is not working
  • App is very rubbish
  • App is not functional
  • App is buggy
  • App is not responding
  • Signing up does not work
  • App was created to be downloaded but not used
  • Cannot upload supporting documents
  • Email confirmation not sent
  • Clueless developer

Requested features

10 requests
  • Allow users to update their details
  • Make services available when needed
  • Allow adding international phone numbers
  • Option to correct names
  • Add option to download E-ID card
Show 5 more
  • Incorporate all NIMC services into one application
  • Option to link address
  • Option to add phone numbers
  • Virtual NIN card functionality
  • Provision for virtual NIN

In-app purchases

2 purchases

Temp Mail

Subscriptions2
  • Premium Monthly$9.991 Month
  • Premium Yearly3 Days trial$59.991 Year
None

NINAuth

No in-app purchases

Questions

Is Temp Mail free?
Temp Mail is free to download, with in-app purchases available.
Is NINAuth free?
NINAuth is free to download, with no in-app purchases.
Which has better reviews, Temp Mail or NINAuth?
Temp Mail is rated higher. Temp Mail averages 4.7 out of 5 from 2.5K ratings, while NINAuth averages 4.7 from 5.5K ratings.
Do Temp Mail or NINAuth have ads?
Temp Mail shows ads; NINAuth does not.
Which is updated more often, Temp Mail or NINAuth?
Temp Mail ships an update every 2 months, and NINAuth every 3 weeks. Most recently, Temp Mail was updated on October 24, 2026 and NINAuth on October 24, 2026.

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