# Proton Calendar vs repeatabletodos

The clearest difference is update cadence: repeatabletodos at every 6 days against Proton Calendar's every 5 weeks. Proton Calendar's advantage is iOS requirement (16.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Proton Calendar sells 2 one-off in-app purchases and repeatabletodos sells 7 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Proton Calendar ships an update every 5 weeks, repeatabletodos every 6 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Proton Calendar | repeatabletodos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (1.6K ratings)](https://appshunter.io/ios/app/proton-calendar-secure-events/id1514709943/reviews)** | — |
| Number of ratings | **1.6K** | — |
| Positive reviews | 40.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 6 days** |
| Monetization | Free | — |
| Size | 185 MB | 8 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Proton AG](https://appshunter.io/developer/979659484) | [Viktar Zamulka](https://appshunter.io/developer/1895865214) |

## What reviewers say

### Proton Calendar

[App page](https://appshunter.io/ios/app/proton-calendar-secure-events/id1514709943)

This app helps you manage your schedule with privacy in mind. It offers various viewing options, reminders, and recurring event creation. All your data is protected by end-to-end encryption and strict Swiss privacy laws, ensuring your personal information is not tracked or harvested.

**Highlights:** Agenda and day view, View and reply to invites, Automatic event addition from email, Light and dark mode, Multiple reminders, Recurring events, Cross-device sync

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mail Plus (1 year) | $59.99 | one-time |
| Proton Unlimited | $149.99 | one-time |

**What reviewers like**

- 🚀 Intuitive interface
- 🔒 Secure and private
- 👍 Good integration with Proton suite
- 👍 Visually appealing design

**What reviewers complain about**

- 🐛 Slow performance and crashes
- 🔍 Lacking search functionality
- 📅 Missing advanced calendar views (week, month)
- 🔗 Limited integration with other calendars

**Reported bugs**

- Issues with time zone settings
- Notifications not working reliably
- Inability to edit shared events

**Requested features**

- Widgets for quick access
- Ability to invite and share calendars with others
- Support for importing/exporting calendar data
- Customization options (colors, alerts, etc.)
- iPad-optimized version


### repeatabletodos

[App page](https://appshunter.io/ios/app/repeatabletodos/id6764651747)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iCloud Sync | $0.99 | per month |
| iCloud Sync Family | $1.99 | per month |
| iCloud Sync Any User | $2.99 | per month |
| Cloud Sync — Intro Yearly | $9.99 | per year |
| iCloud Sync Family Yearly | $19.99 | per year |
| iCloud Sync Any User | $29.99 | per year |
| Import / Export Lifetime | $2.99 | one-time |


## Frequently asked questions

### Is Proton Calendar free?

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

### Is repeatabletodos free?

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

### Do Proton Calendar or repeatabletodos have ads?

Neither Proton Calendar nor repeatabletodos shows ads.

### Which is updated more often, Proton Calendar or repeatabletodos?

Proton Calendar ships an update every 5 weeks, and repeatabletodos every 6 days. Most recently, Proton Calendar was updated on November 7, 2026 and repeatabletodos on October 31, 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.*