# OurCal Calendar Messenger vs PdfNoteViewer

The clearest difference is price: OurCal Calendar Messenger at Free against PdfNoteViewer's $0.99. OurCal Calendar Messenger also leads on update cadence (every 5 days vs every 4 months). PdfNoteViewer's advantage is in-app purchases (none vs 18). On ads, device support and iOS requirement there is nothing between them.

OurCal Calendar Messenger is free to download; PdfNoteViewer costs $0.99 up front. OurCal Calendar Messenger sells 18 in-app purchases, starting at $2.99 per month. PdfNoteViewer asks for nothing beyond the download.

OurCal Calendar Messenger ships an update every 5 days, PdfNoteViewer every 4 months. The most recent releases landed on October 30, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | OurCal Calendar Messenger | PdfNoteViewer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/ourcal-calendar-messenger/id6461773071/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 65.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 4 months |
| Monetization | Freemium | — |
| Size | 163 MB | 11 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [OurCal Ltd.](https://appshunter.io/developer/1501517878) | [Danyel Kern](https://appshunter.io/developer/1835867723) |

## What reviewers say

### OurCal Calendar Messenger

[App page](https://appshunter.io/ios/app/ourcal-calendar-messenger/id6461773071)

This app offers a secure, shared calendar solution with end-to-end encryption for families, teams, and organizations. It allows for collaborative planning, in-context chat, file sharing, and unified syncing with other calendar services, all without ads or data tracking.

**Highlights:** ANSSI-certified end-to-end encryption, Group chat and file attachments within events, Unified calendar sync with Google, Apple, Outlook, Create and manage shared calendars for various groups, Smart reminders and widgets, Privacy-first design with no ads or tracking

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OurCal+ Individual | $2.99 | per month |
| OurCal+ Individual | $2.99 | per month |
| Shared with up to 6 people (1) | $9.99 | per month |
| Shared with up to 6 people (2) | $9.99 | per month |
| Shared with up to 6 people (3) | $9.99 | per month |
| Premium Pass | $12.99 | per month |
| Shared with up to 20 people (1) | $16.99 | per month |
| Shared with up to 20 people (2) | $16.99 | per month |
| Shared with up to 20 people (3) | $16.99 | per month |
| Premium Pass | $29.99 | per month |
| OurCal+ Every Group Member | $29.99 | per year |
| OurCal+ Individual | $29.99 | per year |
| OurCal+ Individual | $29.99 | per year |
| Shared with up to 100 people (1) | $39.99 | per month |
| Shared with up to 100 people (2) | $39.99 | per month |
| Shared with up to 100 people (3) | $39.99 | per month |
| Max 6 Annual | $69.99 | per year |
| For up to 6 people | $69.99 | per year |

**What reviewers like**

- 👍 Easy to use and manage
- 🚀 Helps organize busy schedules
- 🤝 Great for sharing calendars with family/friends
- 💯 Excellent customer support

**What reviewers complain about**

- 🐛 Bugs and glitches after updates
- 💰 Paywall for basic features
- 🤔 Confusing setup for new users

**Reported bugs**

- App won't open after latest update
- Events not showing up on calendar
- Incompatible with Mac devices

**Requested features**

- Hourly repeat option for events
- iPad version with widgets
- Ability to join multiple groups


### PdfNoteViewer

[App page](https://appshunter.io/ios/app/pdfnoteviewer/id6754595822)

**In-app purchases:** none


## Frequently asked questions

### Is OurCal Calendar Messenger free?

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

### Is PdfNoteViewer free?

PdfNoteViewer costs $0.99, with no in-app purchases.

### Do OurCal Calendar Messenger or PdfNoteViewer have ads?

Neither OurCal Calendar Messenger nor PdfNoteViewer shows ads.

### Which is updated more often, OurCal Calendar Messenger or PdfNoteViewer?

OurCal Calendar Messenger ships an update every 5 days, and PdfNoteViewer every 4 months. Most recently, OurCal Calendar Messenger was updated on October 30, 2026 and PdfNoteViewer on October 22, 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.*