# ChatInbox vs OptMsg

The clearest difference is rating: OptMsg at 5.0 against ChatInbox's 4.4. OptMsg also leads on in-app purchases (none vs 3) and iOS requirement (15.0 vs 17.0). ChatInbox's advantage is update cadence (every 5 days vs monthly) and ratings volume (29 vs 5). On price, ads and device support there is nothing between them.

Both are free to download. ChatInbox sells 3 in-app purchases, starting at $2.99 per month. OptMsg asks for nothing beyond the download.

OptMsg holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: ChatInbox has 29 ratings behind it against 5, so its average is the more settled of the two.

ChatInbox ships an update every 5 days, OptMsg monthly. The most recent releases landed on September 17, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | ChatInbox | OptMsg |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (29 ratings)](https://appshunter.io/ios/app/chatinbox-email-by-sender/id6462772788/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/optmsg/id6742815057/reviews)** |
| Number of ratings | **29** | 5 |
| Positive reviews | 61.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 45 MB | 63 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Innovatism LLC](https://appshunter.io/developer/955315491) | [OptMsg, LLC](https://appshunter.io/developer/1800141573) |

## What reviewers say

### ChatInbox

[App page](https://appshunter.io/ios/app/chatinbox-email-by-sender/id6462772788)

This app reimagines your email by organizing it around people, not dates. View all conversations with a contact in a chat-style format, making it easy to find past messages and attachments. It supports multiple email accounts and devices, offering a streamlined inbox experience.

**Highlights:** Contact-centered inbox, All accounts in one inbox, Smart contact grouping, Attachments by person, Calendar view, Email reminders

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $19.99 | per year |
| Premium Lifetime | $24.99 | one-time |


### OptMsg

[App page](https://appshunter.io/ios/app/optmsg/id6742815057)

This email app offers unparalleled privacy and security with 100% inbox control. Only approved senders can reach you, and all messages are fully encrypted. Enjoy a distraction-free, password-free experience with no ads or data tracking.

**Highlights:** 100% inbox control with approved senders, Password-free authentication via Passkeys, End-to-end encryption for secure messaging, No ads, no tracking, no data mining, Auto-delete trash after 30 days, Community recommendations for new senders

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ChatInbox free?

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

### Is OptMsg free?

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

### Which has better reviews, ChatInbox or OptMsg?

OptMsg is rated higher. ChatInbox averages 4.4 out of 5 from 29 ratings, while OptMsg averages 5.0 from 5 ratings.

### Do ChatInbox or OptMsg have ads?

Neither ChatInbox nor OptMsg shows ads.

### Which is updated more often, ChatInbox or OptMsg?

ChatInbox ships an update every 5 days, and OptMsg monthly. Most recently, ChatInbox was updated on September 17, 2026 and OptMsg on August 27, 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.*