# Heart Sutra. vs Buddha Library

The clearest difference is update cadence: Buddha Library at every 4 days against Heart Sutra.'s every 6 weeks. Heart Sutra.'s advantage is iOS requirement (10.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Heart Sutra. ships an update every 6 weeks, Buddha Library every 4 days. The most recent releases landed on October 20, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Heart Sutra. | Buddha Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (38 ratings)](https://appshunter.io/ios/app/heart-sutra/id368678558/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | 89.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 77 MB | 131 MB |
| Requires iOS | **10.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Sam Tseng](https://appshunter.io/developer/368678561) | [Lyndsay Goldfarb](https://appshunter.io/developer/1851547165) |

## What reviewers say

### Heart Sutra.

[App page](https://appshunter.io/ios/app/heart-sutra/id368678558)

This app provides the text of the Heart Sutra, a significant scripture in Mahāyāna Buddhism. It offers the Sanskrit title and its meaning, explaining its importance as a widely recognized Buddhist text.

**Highlights:** Heart Sutra text, Sanskrit title and meaning, Explanation of Buddhist scripture, Mahāyāna Buddhism focus

**Features:** macOS Compatibility

**In-app purchases:** none


### Buddha Library

[App page](https://appshunter.io/ios/app/buddha-library/id6756738601)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Heart Sutra. free?

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

### Is Buddha Library free?

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

### Do Heart Sutra. or Buddha Library have ads?

Neither Heart Sutra. nor Buddha Library shows ads.

### Which is updated more often, Heart Sutra. or Buddha Library?

Heart Sutra. ships an update every 6 weeks, and Buddha Library every 4 days. Most recently, Heart Sutra. was updated on October 20, 2026 and Buddha Library on September 30, 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.*