# Zoho Calendar vs Harbor Private Voice Notes

The clearest difference is rating: Harbor Private Voice Notes at 5.0 against Zoho Calendar's 3.5. Harbor Private Voice Notes also leads on update cadence (weekly vs every 3 weeks). Zoho Calendar's advantage is device support (3 vs 1) and ratings volume (6 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Harbor Private Voice Notes holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

Zoho Calendar ships an update every 3 weeks, Harbor Private Voice Notes weekly. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Zoho Calendar | Harbor Private Voice Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (6 ratings)](https://appshunter.io/ios/app/zoho-calendar/id1536155579/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/harbor-private-voice-notes/id6789914550/reviews)** |
| Number of ratings | **6** | 2 |
| Positive reviews | 36.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 184 MB | 13 MB |
| Requires iOS | **15.0** | 27.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Zoho Corporation](https://appshunter.io/developer/388384807) | [Zac Henson](https://appshunter.io/developer/999690648) |

## What reviewers say

### Zoho Calendar

[App page](https://appshunter.io/ios/app/zoho-calendar/id1536155579)

This app is a collaborative online calendar designed for organizing personal and professional schedules. It allows users to create events, invite others, set reminders, and manage meeting rooms. Multiple views and widgets offer customizable organization, while offline access ensures availability without an internet connection.

**Highlights:** Multiple calendar views (day, week, month), Group calendar collaboration, Event invitations and participant management, Home screen widgets for event overview, Integrations with Zapier, Zoom, Google Calendar, Outlook, Offline access, Room booking and management

**Features:** Vision Pro support

**In-app purchases:** none


### Harbor Private Voice Notes

[App page](https://appshunter.io/ios/app/harbor-private-voice-notes/id6789914550)

Record voice notes and transform them into searchable transcripts, summaries, and action items using on-device AI. Interact with your notes hands-free via Siri to ask questions and retrieve information privately.

**Highlights:** On-device voice recording and transcription, Siri integration for hands-free recording and queries, Automatic summaries, decisions, and action items, Speaker identification and labeling, Export notes in Markdown, RTF, or DOCX, iCloud Drive sync for library access

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

**In-app purchases:** none


## Frequently asked questions

### Is Zoho Calendar free?

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

### Is Harbor Private Voice Notes free?

Harbor Private Voice Notes is free to download, with no in-app purchases.

### Which has better reviews, Zoho Calendar or Harbor Private Voice Notes?

Harbor Private Voice Notes is rated higher. Zoho Calendar averages 3.5 out of 5 from 6 ratings, while Harbor Private Voice Notes averages 5.0 from 2 ratings.

### Do Zoho Calendar or Harbor Private Voice Notes have ads?

Neither Zoho Calendar nor Harbor Private Voice Notes shows ads.

### Which is updated more often, Zoho Calendar or Harbor Private Voice Notes?

Zoho Calendar ships an update every 3 weeks, and Harbor Private Voice Notes weekly. Most recently, Zoho Calendar was updated on November 4, 2026 and Harbor Private Voice Notes on November 5, 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.*