# CORE40 vs Karma Yoga SF

The clearest difference is rating: Karma Yoga SF at 5.0 against CORE40's 2.3. Karma Yoga SF also leads on review sentiment (100% vs 60%) and ratings volume (348 vs 9). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Karma Yoga SF holds the better App Store score, 5.0 against 2.3. That said, the two scores are not equally well evidenced: Karma Yoga SF has 348 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 60% of CORE40's written reviews are positive against 100% of Karma Yoga SF's.

CORE40 ships an update every 5 weeks, Karma Yoga SF every 4 weeks. Both last shipped on October 23, 2026.

## The numbers

| Metric | CORE40 | Karma Yoga SF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (9 ratings)](https://appshunter.io/ios/app/core40/id718323094/reviews) | **[5.0 (348 ratings)](https://appshunter.io/ios/app/karma-yoga-sf/id1453046737/reviews)** |
| Number of ratings | 9 | **348** |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 weeks** |
| Monetization | Ad-supported | Ad-supported |
| Size | 195 MB | 38 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CORE40 Studios](https://appshunter.io/developer/1750848800) | [Mariana Tek Corporation](https://appshunter.io/developer/1178746980) |

## What reviewers say

### CORE40

[App page](https://appshunter.io/ios/app/core40/id718323094)

Plan and schedule fitness classes directly from your mobile device. View class schedules, sign up for sessions, and access studio location information. Easily connect to social media pages.

**Highlights:** View class schedules, Sign up for classes, Studio location information, Social media links, Optimize class booking

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

**In-app purchases:** none


### Karma Yoga SF

[App page](https://appshunter.io/ios/app/karma-yoga-sf/id1453046737)

Discover upbeat yoga and movement classes designed around core yoga principles. Experience state-of-the-art studios with heat and humidity, fostering a community for growth and inspiration. Explore diverse class styles including Power Yoga, Hot Pilates, and Bikram-inspired sequences.

**Highlights:** Upbeat movement classes, Heated studios, Power Yoga, Yin Flow w/ Essential Oils, Hot 26 (Bikram inspired), Hot Pilates (hour & express)

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

**In-app purchases:** none


## Frequently asked questions

### Is CORE40 free?

CORE40 is free to download, with no in-app purchases.

### Is Karma Yoga SF free?

Karma Yoga SF is free to download, with no in-app purchases.

### Which has better reviews, CORE40 or Karma Yoga SF?

Karma Yoga SF is rated higher. CORE40 averages 2.3 out of 5 from 9 ratings, while Karma Yoga SF averages 5.0 from 348 ratings.

### Do CORE40 or Karma Yoga SF have ads?

Neither CORE40 nor Karma Yoga SF shows ads.

### Which is updated more often, CORE40 or Karma Yoga SF?

CORE40 ships an update every 5 weeks, and Karma Yoga SF every 4 weeks. Most recently, CORE40 was updated on October 23, 2026 and Karma Yoga SF on October 23, 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.*