# Airo Mail vs So Mail

The clearest difference is in-app purchases: So Mail at none against Airo Mail's 4. So Mail also leads on device support (4 vs 1) and iOS requirement (13.0 vs 16.4). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Airo Mail sells 4 in-app purchases, starting at $9.99 per month. So Mail asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Airo Mail against 5.0 for So Mail. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Airo Mail ships an update every 4 days, So Mail weekly. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Airo Mail | So Mail |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/airo-mail/id6747727414/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/so-mail/id6756896070/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Freemium | **Free** |
| Size | 100 MB | 97 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Airo Intelligence Inc.](https://appshunter.io/developer/6806898709) | [SO LABS INC.](https://appshunter.io/developer/1863527604) |

## What reviewers say

### Airo Mail

[App page](https://appshunter.io/ios/app/airo-mail/id6747727414)

This email client automatically organizes your inbox by categorizing messages, tracking packages, and building a daily agenda. It offers smart replies, trip planning, and a powerful AI search to manage your communications efficiently.

**Highlights:** Automatic email categorization, Package shipment tracking, Daily agenda creation, AI-powered smart replies, Trip reservation grouping, Natural language search, Bulk unsubscribe tool

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Personal | $9.99 | per month |
| Pro | $29.99 | per month |
| Personal (Annual) | $96.00 | per year |
| Pro (Annual) | $300.00 | per year |


### So Mail

[App page](https://appshunter.io/ios/app/so-mail/id6756896070)

This app provides AI-powered email security to detect and block phishing, scams, and malicious links. It also unifies all your email accounts, offers task management, and includes productivity features like scheduled sending and email templates.

**Highlights:** AI-powered phishing and scam detection, Real-time malicious link scanning, Unified inbox for multiple email accounts, Email to task conversion, Scheduled email sending, Email templates

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Airo Mail free?

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

### Is So Mail free?

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

### Which has better reviews, Airo Mail or So Mail?

Airo Mail and So Mail are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Airo Mail or So Mail have ads?

Neither Airo Mail nor So Mail shows ads.

### Which is updated more often, Airo Mail or So Mail?

Airo Mail ships an update every 4 days, and So Mail weekly. Most recently, Airo Mail was updated on September 20, 2026 and So Mail on September 21, 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.*