Comparison

InstAddr vs Potatso

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

Head to head
About

InstAddr

Create and manage multiple disposable email addresses for free. Use them for various purposes without worrying about spam or privacy. Addresses are permanent and can be accessed across devices.

Highlights
  • Create unlimited disposable email addresses
  • Permanent email addresses
  • Send, reply, and forward emails
  • Push notifications for new messages
  • Sync across PC and smartphones
  • Supports HTML mail and attachments
  • Built-in mailer functions
Features
Read full description

The sophisticated app enables you to create disposable email addresses for free just by activating it. Your account simultaneously maintains multiple email addresses, which you can utilize for different purposes. As the service does not have an expiry date, the addresses can be used permanently. -------------------- - “There is a website requiring email authentication to sign up, but I don’t want to receive spam messages and newsletters…” - “Someone I’m not very close asked for my email address…” - “I need a dedicated contact email address and web form for our event” - “There are people I’m not that close but want to keep in touch” The app perfectly caters for all these needs! ------------------- The app’s features are as follows: * You can simultaneously own as many email addresses as you like! You can create additional email addresses anytime you like in just a second without making any changes to the existing address. You can either use characters of your choice for the address or have the app to generate short addresses. The app, enhanced with our proprietary technology, is also able to automatically generate easily memorable addresses. * You can communicate with the address (write new messages, reply, forward, and share)! You can send out messages from the created address and attach files. The addresses also support latest features, such as SPF, DKIM (sender authentication), encrypted delivery, etc. * Push notification is available! The app notifies the arrival of new messages even when the app is turned off. It can also send out notifications to other smartphones and PCs. You can turn the push notification off or turn it on only for specified addresses. * Permanent email addresses! The addresses you create will function permanently unless you delete them. Even if you change your mobile or delete the app, the addresses remain intact and can be restored as soon as you sign in! Although sent and received messages are automatically deleted after a month, you can permanently save them by selecting protection mode for them. * You can sync with PC and other smartphones! You can use the same address on PC and other smartphones sync messages. No difficult setup is required! You only have to sign in with the automatically generated ID and password. * App supports HTML mails and mail attachments! The app accepts messages in any formats in any languages. You can also receive emoji and Deco-mails. You can send and receive mail attachments, while the system blocks malware attachments. * Perfectly functionable mailer! You no longer need other email apps, as all functions, e.g. inbox, sent box, filter, mail blocking function, etc. come as a package! You can open the service as a regular mailer from a browser, etc. * Full of original features not available in other mailer apps! You can share messages with friends as a website with a URL, assign email addresses to other people, and create web forms. More users are using the app to create dedicated contact email address for campaigns and events. [Premium Subscription Plan] You can upgrade to a premium subscription plan as an in-app purchase. You will receive the following benefits: - Hide Ads - Address creation using a premium domain. - POP3/SMTP access - Custom domain support Subscriptions start at $1.49/month or $7.99/year in the US, and can vary by region. Storage subscriptions purchased from the app will be charged to your iTunes Account, and automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Subscriptions and auto-renewal may be managed by going to iTunes Account Settings after purchase. Privacy Policy: https://aquapal.net/privacy.php Terms of Use: https://aquapal.net/rule.php

About

Potatso

This powerful network tool enhances your mobile experience by creating a clean network environment. It supports various proxy protocols and offers smart routing rules to optimize data usage and speed, making it suitable for both new and experienced users.

Highlights
  • Supports Shadowsocks, ShadowsocksR, Socks, HTTP(s) proxy
  • Seamless background operation
  • Works on cellular data and Wi-Fi
  • Custom DNS support
  • Smart routing rules for Chinese users
  • QR code, URI, and manual input for proxies
Features
Read full description

Potatso is a powerful network tool designed to create a clean network environment and enhance your mobile experience, friendly for both beginners and professional users. Potatso now supports Shadowsocks, ShadowsocksR, Socks, HTTP(s) proxy protocols. You can use proxies you've set up yourself or purchased from any service provider. Providing you with a Shadowrocket-like network experience. The built-in smart routing rules effectively help Chinese users reduce server data consumption and speed up access to domestic websites. === Features === - Custom proxy supports Shadowsocks (SS), ShadowsocksR (SSR), Socks, HTTP(s) (supports QR code, URI, manual input) - Runs quietly in the background without interruption, bringing you a truly seamless experience - Supports both mobile cellular data and Wi-Fi - Supports custom DNS - Built-in smart routing rules for Chinese users === Privacy === We respect your privacy and will not upload or share your private data with any third parties === Terms === By using the app, you agree to the standard Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ === Feedback === Please send email to hi@potatso.com

Screenshots

InstAddr4 screens
Potatso3 screens

Verdict

The call

InstAddr and Potatso both sit at 4.5 stars, but that hides the real split: 86% of InstAddr's written reviews are positive against 58% of Potatso's. InstAddr also leads on iOS requirement (14.0 vs 17.0). Potatso's advantage is update cadence (fortnightly vs monthly) and ratings volume (6.1K vs 956). On price, rating, ads and in-app purchases 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. InstAddr sells 2 in-app purchases, starting at $1.49 per month and Potatso sells 1 in-app purchase, starting at $5.99 per year. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for InstAddr against 4.4 for Potatso. That said, the two scores are not equally well evidenced: Potatso has 6.1K ratings behind it against 956, so its average is the more settled of the two. Written reviews are what separate them: 86% of InstAddr's written reviews are positive against 58% of Potatso's.

UpkeepUpdate frequency

InstAddr ships an update monthly, Potatso fortnightly. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
InstAddr versus Potatso: the parameters behind the verdict, then further details
ParameterInstAddrPotatso
PriceFreeFree
Rating4.5 (956 ratings) — better4.4 (6.1K ratings)
Positive reviews86.5% of reviews — better58.1% of reviews
Number of ratings9566.1K — better
Update frequencyMonthlyFortnightly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better17.0
Further details — not scored
Size27 MB86 MB
Age rating4+4+
DeveloperAki UenoPotatso Lab LTD

Customer experience

InstAddr

All ratings956 ratings
Positive87.4%
Neutral4.5%
Negative8.1%
Written reviews598 reviews
Positive86.5%
Neutral4.7%
Negative8.9%

Potatso

All ratings6,072 ratings
Positive85.1%
Neutral3.6%
Negative11.3%
Written reviews480 reviews
Positive58.1%
Neutral9.4%
Negative32.5%

User reviews

InstAddr

From 956 App Store ratings

What we love

  • 🚀 Fast and efficient
  • 🔒 Secure and private
  • 👍 Convenient and easy to use
  • 💡 Customizable email addresses
  • 👍 Reliable service

Room to improve

  • 🐛 Connectivity issues and server problems
  • 🐛 Inability to receive verification codes
  • 🐛 Emails not being delivered
  • 🐛 Unreliable performance

Potatso

From 6.1K App Store ratings

What we love

  • 🚀 Efficient and stable
  • 👍 Easy to use
  • 🔒 Secure connection
  • 💰 Free to use

Room to improve

  • 🐛 Occasional disconnections
  • 🔌 Compatibility issues with iOS 15
  • 📈 Lacks speed/latency testing
  • 🗑️ Difficult to delete proxies

Bugs and requests

InstAddr

Reported bugs

3 issues
  • Server connectivity problems
  • Inability to receive verification codes
  • Emails not being delivered

Requested features

4 requests
  • Add more email domain options
  • Improve integration with native email apps
  • Implement a login system to save email accounts
  • Provide better support and communication

Potatso

Reported bugs

3 issues
  • Subscription links not working
  • Smart routing mode causing issues
  • Frequent disconnections on cellular network

Requested features

4 requests
  • Add support for V2Ray protocol
  • Implement a 'delete all proxies' feature
  • Introduce a speed/latency test option
  • Provide macOS version

In-app purchases

2 purchases

InstAddr

Subscriptions2
  • Premium Plan (1 Month)$1.491 Month
  • Premium Plan (1 Year)$7.991 Year
1 purchases

Potatso

Subscriptions1
  • Pro - Ad-Free Experience$5.991 Year

Questions

Is InstAddr free?
InstAddr is free to download, with in-app purchases available.
Is Potatso free?
Potatso is free to download, with in-app purchases available.
Which has better reviews, InstAddr or Potatso?
InstAddr is rated higher. InstAddr averages 4.5 out of 5 from 956 ratings, while Potatso averages 4.4 from 6.1K ratings.
Do InstAddr or Potatso have ads?
Both InstAddr and Potatso show ads.
Which is updated more often, InstAddr or Potatso?
InstAddr ships an update monthly, and Potatso fortnightly. Most recently, InstAddr was updated on October 15, 2026 and Potatso on October 14, 2026.

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