OpenInbox vs 1Time Mail
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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 — 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 — Generate a temporary email address in one tap. No sign-up required. - Real-Time Email — Messages arrive instantly with push notifications. Never miss a verification code. - Copy OTP Codes — One-tap copy for verification codes and links. - Multiple Inboxes — Run up to 10 inboxes at the same time (Premium). - Custom Aliases — Choose your own email name and domain (Premium). - Custom Domains — Connect your own domain for branded disposable addresses (Premium). - Email Threading — Conversations are grouped so you can follow multi-step signups. - API & Webhooks — Automate your workflow with a developer-friendly REST API (Premium). - Privacy First — 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
1Time Mail
Protect your personal inbox from spam by generating temporary email addresses. Use these disposable emails for website sign-ups and registrations on untrusted sites.
- Generate temporary email addresses
- Disposable email service
- Block spam from personal inbox
- Use for website sign-ups
- Secure registrations
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Stop spam from reaching your personal inbox. Generate a temporary email address with 1Time Mail and use it for website sign-ups, registrations, and other sites you don't fully trust.
Screenshots
Verdict
The clearest difference is in-app purchases: 1Time Mail at none against OpenInbox's 5. 1Time Mail also leads on ads (none vs shown). OpenInbox's advantage is update cadence (every 5 days vs monthly). On price, device support and iOS requirement 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
Both are free to download. OpenInbox sells 5 in-app purchases, starting at $7.99 per month. 1Time Mail asks for nothing beyond the download.
OpenInbox ships an update every 5 days, 1Time Mail monthly. Both last shipped on October 25, 2026.
| Parameter | OpenInbox | 1Time Mail |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.8 (4 ratings) — better |
| Number of ratings | — | 4 — better |
| Update frequency | Every 5 days — better | Monthly |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 45 MB | 30 MB |
| Age rating | 17+ | 4+ |
| Developer | mohammad wassfi mahmoud awad | Valmark LTD |
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
1Time Mail
No in-app purchases







