# Kron vs one.com Mail

The clearest difference is in-app purchases: one.com Mail at none against Kron's 1. one.com Mail also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Kron sells 1 one-off in-app purchase. one.com Mail asks for nothing beyond the download.

Kron ships an update every 2 weeks, one.com Mail weekly. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Kron | one.com Mail |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 3 MB | 37 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Adis Veletanlic](https://appshunter.io/developer/1617642866) | [One.com A/S](https://appshunter.io/developer/458335495) |

## What reviewers say

### Kron

[App page](https://appshunter.io/ios/app/kron/id6764824643)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kron Pro | $3.99 | one-time |


### one.com Mail

[App page](https://appshunter.io/ios/app/onecom-mail/id6793130546)

Manage your email efficiently on the go. Read, compose, and organize messages with a clean, intuitive interface. Stay connected to important conversations without needing your laptop.

**Highlights:** Manage multiple email accounts, Perform actions on multiple emails, Filter unread emails, Receive new email notifications, Distraction-free reading layout, Compose and send emails

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

**In-app purchases:** none


## Frequently asked questions

### Is Kron free?

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

### Is one.com Mail free?

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

### Do Kron or one.com Mail have ads?

Neither Kron nor one.com Mail shows ads.

### Which is updated more often, Kron or one.com Mail?

Kron ships an update every 2 weeks, and one.com Mail weekly. Most recently, Kron was updated on October 1, 2026 and one.com Mail on October 13, 2026.

---

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