# Mail2World vs Calandr

The clearest difference is in-app purchases: Mail2World at none against Calandr's 1. Mail2World also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.2). Calandr's advantage is update cadence (every 5 days vs every 2 months). On price and ads there is nothing between them.

Both are free to download. Calandr sells 1 in-app purchase, starting at $2.99 per month. Mail2World asks for nothing beyond the download.

Mail2World ships an update every 2 months, Calandr every 5 days. The most recent releases landed on September 17, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Mail2World | Calandr |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 63 MB | 16 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Mail2World Inc](https://appshunter.io/developer/751699918) | [Jonas Hansen](https://appshunter.io/developer/1887787278) |

## What reviewers say

### Mail2World

[App page](https://appshunter.io/ios/app/mail2world/id1324697932)

Manage all your email accounts from one place with a unified inbox. Features include smart notifications, advanced filters, and a rich text editor for composing visually appealing messages. Sync contacts, calendars, and files across devices.

**Highlights:** Unified Inbox for multiple accounts, Smart push notifications, Advanced email filters, Rich text editor with emoji, PIM sync (contacts, calendars, files), Swipe gestures for quick management

**In-app purchases:** none


### Calandr

[App page](https://appshunter.io/ios/app/calandr/id6761100025)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calandr Premium | $2.99 | per month |


## Frequently asked questions

### Is Mail2World free?

Mail2World is free to download, with no in-app purchases.

### Is Calandr free?

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

### Do Mail2World or Calandr have ads?

Neither Mail2World nor Calandr shows ads.

### Which is updated more often, Mail2World or Calandr?

Mail2World ships an update every 2 months, and Calandr every 5 days. Most recently, Mail2World was updated on September 17, 2026 and Calandr on September 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.*