ArkEmail vs OpenInbox
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
ArkEmail
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Private Email application designed to work in the Ark Ecosystem. Users first must first create an account via the INVIZD App in order to use this App.
OpenInbox
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OpenInbox gives you instant, disposable email addresses to protect your privacy. Sign up for websites, verify accounts, and receive OTP codes โ all without exposing your real email. WHY OPENINBOX? Your real email is your digital identity. Every time you hand it to a website, you risk spam, phishing, and data breaches. OpenInbox gives you a private, temporary address you can throw away when you're done. KEY FEATURES - Instant Inbox โ Generate a temporary email address in one tap. No sign-up required. - Real-Time Email โ Messages arrive instantly with push notifications. Never miss a verification code. - Copy OTP Codes โ One-tap copy for verification codes and links. - Multiple Inboxes โ Run up to 10 inboxes at the same time (Premium). - Custom Aliases โ Choose your own email name and domain (Premium). - Custom Domains โ Connect your own domain for branded disposable addresses (Premium). - Email Threading โ Conversations are grouped so you can follow multi-step signups. - API & Webhooks โ Automate your workflow with a developer-friendly REST API (Premium). - Privacy First โ We never read, scan, or sell your email data. No ads, no tracking. FREE PLAN - 1 inbox at a time - 10-min expiry - Full email receiving with push notifications - Copy OTP codes PREMIUM PLANS - Up to unlimited concurrent inboxes - Extended inbox expiry (24 hours to 30 days) - Custom email aliases and domains - Email search, export, and API access - Priority support PERFECT FOR - Signing up for free trials without spam - Verifying accounts on new services - Receiving one-time passwords and confirmation links - Testing email flows if you're a developer - Protecting your identity on forums and marketplaces SUBSCRIPTION INFO - Payment is charged to your Apple ID account at confirmation of purchase. - Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. - Your account will be charged for renewal within 24 hours prior to the end of the current period. - You can manage and cancel subscriptions in your App Store account settings. - Free trial period (if offered) will be forfeited when you purchase a subscription. Privacy Policy: https://openinbox.io/privacy Terms of Use: https://openinbox.io/terms
Screenshots
Verdict
The clearest difference is in-app purchases: ArkEmail at none against OpenInbox's 5. ArkEmail also leads on ads (none vs shown). OpenInbox's advantage is update cadence (every 5 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. OpenInbox sells 5 in-app purchases, starting at $7.99 per month. ArkEmail asks for nothing beyond the download.
ArkEmail ships an update every 2 months, OpenInbox every 5 days. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.
| Parameter | ArkEmail | OpenInbox |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 5 days โ better |
| Ads | No โ better | Yes |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod โ better |
| Requires iOS | 16.0 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 39 MB | 45 MB |
| Age rating | 4+ | 17+ |
| Developer | ArkrA LLC | mohammad wassfi mahmoud awad |
In-app purchases
ArkEmail
No in-app purchases
OpenInbox
- Pro Monthly$7.991 Month
- Business Monthly$17.991 Month
- Premium$34.991 Month
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- Business Yearly$159.001 Year
- 7 Days Pass$1.99









