# KeepMyVows vs Granula Synth

The clearest difference is rating: KeepMyVows at 3.5 against Granula Synth's 1.8. KeepMyVows also leads on in-app purchases (none vs 3) and review sentiment (50% vs 20%). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Granula Synth sells 3 in-app purchases, starting at $2.99 per month. KeepMyVows asks for nothing beyond the download.

KeepMyVows holds the better App Store score, 3.5 against 1.8. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews point the same way: 50% of KeepMyVows's written reviews are positive against 20% of Granula Synth's.

KeepMyVows ships an update every 2 weeks, Granula Synth every 25 months. The most recent releases landed on September 27, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | KeepMyVows | Granula Synth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/keepmyvows/id1551158165/reviews)** | [1.8 (4 ratings)](https://appshunter.io/ios/app/granula-synth/id1624549704/reviews) |
| Number of ratings | 4 | 4 |
| Positive reviews | **50.0% of reviews** | 20.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 25 months |
| Monetization | **Free** | Freemium |
| Size | 35 MB | 75 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Glynn Allen](https://appshunter.io/developer/1360163916) | [Stanislav Duplinskiy](https://appshunter.io/developer/1529735040) |

## What reviewers say

### KeepMyVows

[App page](https://appshunter.io/ios/app/keepmyvows/id1551158165)

This app helps users manage their Buddhist vows and commitments, including the 10 Virtues, Refuge Commitments, and various other vows. It provides a clear overview of all commitments, allows for review of past entries, and helps track daily tasks.

**Highlights:** Track 10 Virtues, Manage Refuge Commitments, Record Bodhisattva Vows, Log Tantric Vows, View all vows concisely, Review book entries, Track 'To Dos'

**In-app purchases:** none


### Granula Synth

[App page](https://appshunter.io/ios/app/granula-synth/id1624549704)

Explore new soundscapes by manipulating granular audio. This app offers a library of presets, custom sound import, and extensive parameter adjustments for unique music creation. Save your settings and share your sonic experiments.

**Highlights:** Granular sound manipulation, Preset library, Custom sound import, Parameter adjustment, Save user settings, Share audio recordings

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access to app features | $2.99 | per month |
| Access to app features | $7.49 | per 3 months |
| Access to app features | $8.99 | per 6 months |


## Frequently asked questions

### Is KeepMyVows free?

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

### Is Granula Synth free?

Granula Synth is free to download, with in-app purchases available.

### Which has better reviews, KeepMyVows or Granula Synth?

KeepMyVows is rated higher. KeepMyVows averages 3.5 out of 5 from 4 ratings, while Granula Synth averages 1.8 from 4 ratings.

### Do KeepMyVows or Granula Synth have ads?

Neither KeepMyVows nor Granula Synth shows ads.

### Which is updated more often, KeepMyVows or Granula Synth?

KeepMyVows ships an update every 2 weeks, and Granula Synth every 25 months. Most recently, KeepMyVows was updated on September 27, 2026 and Granula Synth on October 2, 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.*