# GainzUp vs Oku

The clearest difference is in-app purchases: Oku at none against GainzUp's 10. Oku also leads on ads (none vs shown). GainzUp's advantage is update cadence (every 5 days vs monthly). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. GainzUp sells 10 in-app purchases, starting at $7.99 per month. Oku asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for GainzUp against 5.0 for Oku. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

GainzUp ships an update every 5 days, Oku monthly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | GainzUp | Oku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/gainzup/id6751576980/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/oku-mindful-timer/id6758033917/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 458 MB | 31 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SMART SCIENCE GATE INFORMATION TECHNOLOGY](https://appshunter.io/developer/1709481279) | [Clarissa Watanabe](https://appshunter.io/developer/1709730723) |

## What reviewers say

### GainzUp

[App page](https://appshunter.io/ios/app/gainzup/id6751576980)

This app transforms fitness into a social experience with AI-powered exercise tracking and community challenges. Connect with others, compete in group battles, and visualize your progress with detailed analytics. It's designed to motivate users of all levels through gamified features and a supportive network.

**Highlights:** AI-powered exercise tracking, Real-time form analysis, Automatic rep counting, Community clan system, Clan vs clan battles, Gamified fitness experience, Comprehensive analytics

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $7.99 | per month |
| Monthly Premium | $7.99 | per month |
| Yearly Premium | $199.99 | per year |
| Double Up 4 | $0.99 | one-time |
| Double Up 50 | $0.99 | one-time |
| Double Up 100 | $0.99 | one-time |
| Double Up 8 | $1.99 | one-time |
| Double Up 10 | $2.99 | one-time |
| Double Up 19 | $4.99 | one-time |
| Double Up 28 | $6.99 | one-time |


### Oku

[App page](https://appshunter.io/ios/app/oku-mindful-timer/id6758033917)

A straightforward meditation timer designed for simplicity. It allows users to set meditation durations and choose a completion sound without distractions from subscriptions, guided sessions, or ads. Focus on your practice with just a press of a button.

**Highlights:** Customizable meditation timer (1-90 minutes), Choice of completion sounds (singing bowl, bell, chime), Ad-free experience, No subscriptions required, No account needed, Simple, distraction-free interface

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

**In-app purchases:** none


## Frequently asked questions

### Is GainzUp free?

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

### Is Oku free?

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

### Which has better reviews, GainzUp or Oku?

GainzUp and Oku are both rated 5.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

### Do GainzUp or Oku have ads?

GainzUp shows ads; Oku does not.

### Which is updated more often, GainzUp or Oku?

GainzUp ships an update every 5 days, and Oku monthly. Most recently, GainzUp was updated on November 5, 2026 and Oku 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.*