# Mailbox Email Client for Gmail vs Happy Inbox

The clearest difference is in-app purchases: Mailbox Email Client for Gmail at none against Happy Inbox's 1. Mailbox Email Client for Gmail also leads on ads (none vs shown) and ratings volume (31 vs 1). Happy Inbox's advantage is rating (5.0 vs 4.5) and iOS requirement (15.1 vs 17.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Happy Inbox sells 1 in-app purchase, starting at $7.99 per year. Mailbox Email Client for Gmail asks for nothing beyond the download.

Happy Inbox holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Mailbox Email Client for Gmail has 31 ratings behind it against 1, so its average is the more settled of the two.

Mailbox Email Client for Gmail ships an update every 5 weeks, Happy Inbox every 3 weeks. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Mailbox Email Client for Gmail | Happy Inbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (31 ratings)](https://appshunter.io/ios/app/mailbox-email-client-for-gmail/id6470321805/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/happy-inbox-email-cleaner/id6477334113/reviews)** |
| Number of ratings | **31** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 58 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Indigogo](https://appshunter.io/developer/1713412253) | [DPSL Happy Inbox Private Limited](https://appshunter.io/developer/1729010054) |

## What reviewers say

### Mailbox Email Client for Gmail

[App page](https://appshunter.io/ios/app/mailbox-email-client-for-gmail/id6470321805)

This app streamlines Gmail management with AI-powered summaries, multi-account support, and smart scheduling. Its intuitive design and fast swipe actions help users focus on important messages and boost productivity.

**Highlights:** AI email summarization, Multi-account management, Smart email scheduling, Lightning-fast swipe actions, Threaded conversations, Modern, clean interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Happy Inbox

[App page](https://appshunter.io/ios/app/happy-inbox-email-cleaner/id6477334113)

Effortlessly clear your Gmail inbox of spam, junk, and clutter with a single tap. Identify senders overwhelming your inbox and save time on manual cleaning. Contribute to environmental sustainability by reducing your digital carbon footprint.

**Highlights:** Delete spam and clutter with one tap, View senders ranked by email count, Identify inbox-filling senders, Save time on manual cleaning, Reduce carbon footprint

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Happy Inbox Premium | $7.99 | per year |


## Frequently asked questions

### Is Mailbox Email Client for Gmail free?

Mailbox Email Client for Gmail is free to download, with no in-app purchases.

### Is Happy Inbox free?

Happy Inbox is free to download, with in-app purchases available.

### Which has better reviews, Mailbox Email Client for Gmail or Happy Inbox?

Happy Inbox is rated higher. Mailbox Email Client for Gmail averages 4.5 out of 5 from 31 ratings, while Happy Inbox averages 5.0 from 1 ratings.

### Do Mailbox Email Client for Gmail or Happy Inbox have ads?

Happy Inbox shows ads; Mailbox Email Client for Gmail does not.

### Which is updated more often, Mailbox Email Client for Gmail or Happy Inbox?

Mailbox Email Client for Gmail ships an update every 5 weeks, and Happy Inbox every 3 weeks. Most recently, Mailbox Email Client for Gmail was updated on October 24, 2026 and Happy Inbox on October 16, 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.*