# Hum Memo vs Sonder Calendar

The clearest difference is rating: Hum Memo at 5.0 against Sonder Calendar's 4.5. Sonder Calendar's advantage is in-app purchases (none vs 4) and iOS requirement (15.1 vs 26.2). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Hum Memo sells 4 in-app purchases, starting at $12.99 per month. Sonder Calendar asks for nothing beyond the download.

Hum Memo holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 7 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Hum Memo ships an update weekly, Sonder Calendar every 4 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Hum Memo | Sonder Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/hum-memo/id6791697253/reviews)** | [4.5 (4 ratings)](https://appshunter.io/ios/app/sonder-calendar/id6803707702/reviews) |
| Number of ratings | **7** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 771 MB | 38 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JZMB GmbH](https://appshunter.io/developer/6800396647) | [Owen Lombardi](https://appshunter.io/developer/6803707704) |

## What reviewers say

### Hum Memo

[App page](https://appshunter.io/ios/app/hum-memo/id6791697253)

This voice-first productivity app transforms spoken thoughts, conversations, and meetings into organized notes, actionable tasks, and calendar events. It offers advanced features like multilingual transcription, speaker separation, and AI-powered insights, all while prioritizing user privacy.

**Highlights:** Voice note and meeting recording, Speech-to-text transcription, Task and event extraction, Multilingual and speaker recognition, Searchable notes and folders, Calendar integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hum Memo Pro | $12.99 | per month |
| Hum Memo Max | $19.99 | per month |
| Hum Memo Pro | $89.99 | per year |
| Hum Memo Max | $149.99 | per year |


### Sonder Calendar

[App page](https://appshunter.io/ios/app/sonder-calendar/id6803707702)

This app simplifies calendar management by allowing users to input events via voice or text. It categorizes your schedule into seven distinct colors and offers features like goal setting and friend invitations without social media feeds.

**Highlights:** Voice and text event input, Seven color-coded categories, Goal setting and tracking, Repeating event scheduling, Friend invitations for events, Shared joint calendars

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

**In-app purchases:** none


## Frequently asked questions

### Is Hum Memo free?

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

### Is Sonder Calendar free?

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

### Which has better reviews, Hum Memo or Sonder Calendar?

Hum Memo is rated higher. Hum Memo averages 5.0 out of 5 from 7 ratings, while Sonder Calendar averages 4.5 from 4 ratings.

### Do Hum Memo or Sonder Calendar have ads?

Neither Hum Memo nor Sonder Calendar shows ads.

### Which is updated more often, Hum Memo or Sonder Calendar?

Hum Memo ships an update weekly, and Sonder Calendar every 4 days. Most recently, Hum Memo was updated on October 24, 2026 and Sonder Calendar on October 24, 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.*