# One Life Diet vs Pvolve Studios

The clearest difference is price: Pvolve Studios at Free against One Life Diet's $4.99. Pvolve Studios also leads on rating (5.0 vs 3.8) and ratings volume (1.9K vs 5). One Life Diet's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On update cadence, ads and in-app purchases there is nothing between them.

Pvolve Studios is free to download; One Life Diet costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pvolve Studios holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Pvolve Studios has 1.9K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 67% of One Life Diet's written reviews are positive against 83% of Pvolve Studios's.

One Life Diet ships an update fortnightly, Pvolve Studios every 3 weeks. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | One Life Diet | Pvolve Studios |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [3.8 (5 ratings)](https://appshunter.io/ios/app/one-life-diet/id1522400037/reviews) | **[5.0 (1.9K ratings)](https://appshunter.io/ios/app/pvolve-studios/id6447917024/reviews)** |
| Number of ratings | 5 | **1.9K** |
| Positive reviews | 66.7% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Paid | **Ad-supported** |
| Size | 54 MB | 38 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [One Life Diet Inc](https://appshunter.io/developer/579039107) | [Pvolve LLC](https://appshunter.io/developer/1429328711) |

## What reviewers say

### One Life Diet

[App page](https://appshunter.io/ios/app/one-life-diet/id1522400037)

This app simplifies calorie tracking with a unique Block System, focusing on food composition rather than just calorie counts. It helps users understand the true impact of food on weight loss and makes journaling easier by assigning a single Block serving size to each food.

**Highlights:** Proprietary Block System for calorie tracking, Simplified food journaling with single variable serving sizes, Custom food creation and saving, Personalized favorites list, Exercise and water intake tracking, Automatic Block and weight graphing, Daily, weekly, and custom date journal viewing

**In-app purchases:** none


### Pvolve Studios

[App page](https://appshunter.io/ios/app/pvolve-studios/id6447917024)

Discover and book fitness classes at various studios. View schedules, manage your account, and track your reservations. Explore class offerings and find convenient locations.

**Highlights:** Book fitness classes, View studio locations, Check class schedules, Manage account, Review reservations

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

**In-app purchases:** none


## Frequently asked questions

### Is One Life Diet free?

One Life Diet costs $4.99, with no in-app purchases.

### Is Pvolve Studios free?

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

### Which has better reviews, One Life Diet or Pvolve Studios?

Pvolve Studios is rated higher. One Life Diet averages 3.8 out of 5 from 5 ratings, while Pvolve Studios averages 5.0 from 1.9K ratings.

### Do One Life Diet or Pvolve Studios have ads?

Neither One Life Diet nor Pvolve Studios shows ads.

### Which is updated more often, One Life Diet or Pvolve Studios?

One Life Diet ships an update fortnightly, and Pvolve Studios every 3 weeks. Most recently, One Life Diet was updated on October 21, 2026 and Pvolve Studios on October 25, 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.*