# PRVault vs Kugi

The clearest difference is in-app purchases: PRVault at none against Kugi's 2. PRVault also leads on update cadence (daily vs monthly) and iOS requirement (15.1 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Kugi sells 2 in-app purchases, starting at $7.99 per month. PRVault asks for nothing beyond the download.

PRVault ships an update daily, Kugi monthly. Both last shipped on October 31, 2026.

## The numbers

| Metric | PRVault | Kugi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/kugi-workout-tracker-gym-log/id6788888611/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Monthly |
| Monetization | — | Freemium |
| Size | 34 MB | 87 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [GARRETT LESLIE DOSTALL](https://appshunter.io/developer/1883416417) | [Kevin Cereno](https://appshunter.io/developer/6788888613) |

## What reviewers say

### PRVault

[App page](https://appshunter.io/ios/app/prvault/id6760241414)

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

**In-app purchases:** none


### Kugi

[App page](https://appshunter.io/ios/app/kugi-workout-tracker-gym-log/id6788888611)

Track your strength, cardio, and hypertrophy training with this focused gym log. Build routines, monitor progress, and achieve new personal records. Features include a comprehensive exercise library and Apple Watch integration.

**Highlights:** Build and save reusable workout routines, Track weight lifting, cardio, and custom exercises, Monitor personal records and strength progress, Apple Watch integration for logging workouts, Strength ranks from Novice to Mythic, Workout sharing with stats and muscle maps

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KUGI Pro Monthly | $7.99 | per month |
| KUGI Pro Annual | $49.99 | per year |


## Frequently asked questions

### Is PRVault free?

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

### Is Kugi free?

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

### Do PRVault or Kugi have ads?

Neither PRVault nor Kugi shows ads.

### Which is updated more often, PRVault or Kugi?

PRVault ships an update daily, and Kugi monthly. Most recently, PRVault was updated on October 31, 2026 and Kugi on October 31, 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.*