# CalUnity vs Amber

The clearest difference is price: CalUnity at Free against Amber's $2.99. Amber's advantage is rating (5.0 vs 1.0). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

CalUnity is free to download; Amber costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Amber holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | CalUnity | Amber |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/calunity/id6760173746/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/amber-simple-markdown/id6760438057/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | **Free** | Paid |
| Size | 66 MB | 14 MB |
| Requires iOS | **16.4** | 17.4 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Ronak Vakharia](https://appshunter.io/developer/1882961045) | [DONGWOOK LEE](https://appshunter.io/developer/1871320322) |

## What reviewers say

### CalUnity

[App page](https://appshunter.io/ios/app/calunity/id6760173746)

Consolidate all your calendars from Google, Outlook, iCloud, and CalDAV into a single, AI-powered interface. Manage your schedule with natural language commands and enjoy smart conflict detection, all while prioritizing your privacy with read-only access and encrypted data.

**Highlights:** Unified view of multiple calendar providers, AI assistant with natural language control, Smart conflict detection, Push notifications and event reminders, Lightning-fast sync, Dark and light mode support

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

**In-app purchases:** none


### Amber

[App page](https://appshunter.io/ios/app/amber-simple-markdown/id6760438057)

A Markdown notes app designed for efficient writing and a clear reading experience. Organize notes in folders, search your library, and sync across Apple devices. Includes built-in tutorials for easy onboarding.

**Highlights:** Markdown styling as you type, Folder organization, Fast writing and calm reading view, Search across library, Photo attachments, iCloud syncing across devices

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CalUnity free?

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

### Is Amber free?

Amber costs $2.99, with no in-app purchases.

### Which has better reviews, CalUnity or Amber?

Amber is rated higher. CalUnity averages 1.0 out of 5 from 1 ratings, while Amber averages 5.0 from 2 ratings.

### Do CalUnity or Amber have ads?

Neither CalUnity nor Amber shows ads.

### Which is updated more often, CalUnity or Amber?

CalUnity ships an update fortnightly, and Amber fortnightly. Most recently, CalUnity was updated on October 10, 2026 and Amber on September 29, 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.*