# BirdClock vs Amitabha Sutra

The clearest difference is price: Amitabha Sutra at Free against BirdClock's $0.99. Amitabha Sutra also leads on update cadence (every 3 months vs every 14 months). BirdClock's advantage is iOS requirement (12.0 vs 16.6). On ads, in-app purchases and device support there is nothing between them.

Amitabha Sutra is free to download; BirdClock costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BirdClock ships an update every 14 months, Amitabha Sutra every 3 months. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | BirdClock | Amitabha Sutra |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[1.8 (5 ratings)](https://appshunter.io/ios/app/birdclock/id300672978/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 40.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 30 MB | 93 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tahito Aoki](https://appshunter.io/developer/289946976) | [QOOQ inc.](https://appshunter.io/developer/446639722) |

## What reviewers say

### BirdClock

[App page](https://appshunter.io/ios/app/birdclock/id300672978)

This analog clock app uses bird sounds to tell the time. Customize your time signals with 19 different bird voices and enjoy ambient forest sounds. Bring the tranquility of nature into your space.

**Highlights:** Analog clock display, Bird voice time announcements, 19 types of bird voices, Customizable time signals, Ambient forest sounds, Chorus of birds

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

**In-app purchases:** none


### Amitabha Sutra

[App page](https://appshunter.io/ios/app/amitabha-sutra/id6760342630)

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

**In-app purchases:** none


## Frequently asked questions

### Is BirdClock free?

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

### Is Amitabha Sutra free?

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

### Do BirdClock or Amitabha Sutra have ads?

Neither BirdClock nor Amitabha Sutra shows ads.

### Which is updated more often, BirdClock or Amitabha Sutra?

BirdClock ships an update every 14 months, and Amitabha Sutra every 3 months. Most recently, BirdClock was updated on October 24, 2026 and Amitabha Sutra on October 12, 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.*