# IKI vs CGX

The clearest difference is rating: CGX at 4.2 against IKI's 2.5. CGX also leads on update cadence (every 8 days vs every 21 months) and ratings volume (643 vs 6). IKI's advantage is in-app purchases (none vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CGX sells 2 in-app purchases, starting at $12.99 per month. IKI asks for nothing beyond the download.

CGX holds the better App Store score, 4.2 against 2.5. That said, the two scores are not equally well evidenced: CGX has 643 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 33% of IKI's written reviews are positive against 55% of CGX's.

IKI ships an update every 21 months, CGX every 8 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | IKI | CGX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (6 ratings)](https://appshunter.io/ios/app/iki/id1577358573/reviews) | **[4.2 (643 ratings)](https://appshunter.io/ios/app/cgx/id1624488454/reviews)** |
| Number of ratings | 6 | **643** |
| Positive reviews | 33.3% of reviews | **54.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 8 days** |
| Monetization | **Free** | Freemium |
| Best chart rank | — | **#113** |
| Size | 42 MB | 67 MB |
| Requires iOS | **15.1** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HUUM](https://appshunter.io/developer/896161047) | [CGX Ltd](https://appshunter.io/developer/1624488606) |

## What reviewers say

### IKI

[App page](https://appshunter.io/ios/app/iki/id1577358573)

Control your Finnish sauna heater remotely from your smartphone. Schedule heating times and monitor the temperature to ensure a perfectly hot sauna experience upon arrival.

**Highlights:** Remote sauna heating, Temperature monitoring, Timed start functionality, Calendar style bookings, Heating notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### CGX

[App page](https://appshunter.io/ios/app/cgx/id1624488454)

**Currently charting:** #113 Top Grossing · Health & Fitness (US App Store)

This premium strength and fitness app offers structured, progressive training programs for all levels. Access hundreds of on-demand workouts, instructional videos, and progress tracking. It also provides meal ideas and expert articles to support your fitness journey.

**Highlights:** Exclusive workout programs, On-demand strength and cardio, Coached training with form focus, Instructional videos, Progress tracking, Meal ideas, Offline training

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $12.99 | per month |
| Annually | $99.99 | per year |

**What reviewers like**

- 🚀 Great workouts
- 💡 Variety of programs
- 👍 Helpful form videos
- 👍 Informative articles
- 👍 Ability to use own music

**What reviewers complain about**

- 🐛 Buggy app performance
- 🐛 Casting/streaming issues
- 🐛 Calendar/scheduling problems
- 🐛 Login/account issues
- 🐛 Lack of progress tracking

**Reported bugs**

- App crashes during workouts
- Workouts not recording as completed
- Calendar not syncing properly
- Login issues with existing accounts
- Airplay/casting not working consistently

**Requested features**

- Ability to mark/track completed workouts
- Option to remove entire programs from calendar
- Customizable rest day scheduling
- Integration with fitness trackers
- Web/desktop version of the app


## Frequently asked questions

### Is IKI free?

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

### Is CGX free?

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

### Which has better reviews, IKI or CGX?

CGX is rated higher. IKI averages 2.5 out of 5 from 6 ratings, while CGX averages 4.2 from 643 ratings.

### Do IKI or CGX have ads?

Neither IKI nor CGX shows ads.

### Which is updated more often, IKI or CGX?

IKI ships an update every 21 months, and CGX every 8 days. Most recently, IKI was updated on October 24, 2026 and CGX on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*