# Email Client vs Proofme Validator

The clearest difference is in-app purchases: Proofme Validator at none against Email Client's 13. Proofme Validator also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Email Client sells 8 in-app purchases, starting at $19.99 per month. Proofme Validator asks for nothing beyond the download.

Email Client ships an update every 6 weeks, Proofme Validator monthly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Email Client | Proofme Validator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (4.7K ratings)](https://appshunter.io/ios/app/email-client-boomerang-mail/id1236906322/reviews)** | — |
| Number of ratings | **4.7K** | — |
| Positive reviews | 39.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 92 MB | 103 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Baydin Inc.](https://appshunter.io/developer/1121758661) | [Didux.io B.V.](https://appshunter.io/developer/1435579499) |

## What reviewers say

### Email Client

[App page](https://appshunter.io/ios/app/email-client-boomerang-mail/id1236906322)

Manage all your email accounts in one place with features like read receipts, scheduled sending, and AI-powered writing feedback. Quickly schedule meetings directly from your inbox and pause incoming messages when you need to focus.

**Highlights:** One-tap calendar scheduling, Read receipts, Email scheduling, Inbox Pause, AI writing feedback, Multiple account support

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Boomerang Gmail Pro Monthly | $19.99 | per month |
| Boomerang Gmail Pro Monthly | $19.99 | per month |
| Boomerang Outlook Pro Monthly | $19.99 | per month |
| Boomerang Outlook Pro Monthly | $19.99 | per month |
| Boomerang Gmail Pro Yearly | $179.99 | per year |
| Boomerang Gmail Pro Yearly | $179.99 | per year |
| Boomerang Outlook Pro Yearly | $179.99 | per year |
| Boomerang Outlook Pro Yearly | $179.99 | per year |

**What reviewers like**

- 🚀 Efficient email management
- 👍 Intuitive interface
- 💡 Useful features like scheduling and boomerang
- 🚀 Fast and responsive

**What reviewers complain about**

- 🐛 Reliability issues (crashes, emails not syncing)
- 💰 Expensive subscription model
- 🔒 Concerns about data privacy
- 🐛 Bugs and glitches

**Reported bugs**

- Emails not loading properly
- Unread email count not updating correctly
- Scheduled emails not sending at the right time
- Compatibility issues with other apps (e.g., SwiftKey)

**Requested features**

- Unified inbox for multiple email accounts
- Customizable swipe gestures
- Dark mode
- Better email threading and conversation view
- Improved notification handling


### Proofme Validator

[App page](https://appshunter.io/ios/app/proofme-validator/id1627453018)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Email Client free?

Email Client is free to download, with in-app purchases available.

### Is Proofme Validator free?

Proofme Validator is free to download, with no in-app purchases.

### Do Email Client or Proofme Validator have ads?

Neither Email Client nor Proofme Validator shows ads.

### Which is updated more often, Email Client or Proofme Validator?

Email Client ships an update every 6 weeks, and Proofme Validator monthly. Most recently, Email Client was updated on October 24, 2026 and Proofme Validator on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*