# Thenx vs Tether Fit

The clearest difference is in-app purchases: Tether Fit at none against Thenx's 20. Tether Fit also leads on review sentiment (100% vs 66%) and rating (5.0 vs 4.8). Thenx's advantage is ads (none vs shown) and ratings volume (12K vs 5). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Thenx sells 19 in-app purchases, starting at $9.99 per month. Tether Fit asks for nothing beyond the download.

Tether Fit holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Thenx has 12K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 66% of Thenx's written reviews are positive against 100% of Tether Fit's.

Thenx ships an update every 3 days, Tether Fit weekly. The most recent releases landed on November 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Thenx | Tether Fit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (12K ratings)](https://appshunter.io/ios/app/thenx-calisthenics-training/id1192413645/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/tether-fit-workout-tracker/id6795636416/reviews)** |
| Number of ratings | **12K** | 5 |
| Positive reviews | 66.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 174 MB | 51 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Calisthenics Online LLC](https://appshunter.io/developer/1192413644) | [Cam Brannelly](https://appshunter.io/developer/1340151902) |

## What reviewers say

### Thenx

[App page](https://appshunter.io/ios/app/thenx-calisthenics-training/id1192413645)

This app offers personalized daily workouts and expert-led programs for calisthenics and bodyweight fitness. Master advanced skills like muscle-ups and handstands, track your progress, and build strength anywhere with no equipment needed.

**Highlights:** Personalized daily workouts, Expert-led training programs, Advanced skill tutorials, Full-body strength training, Progress tracking & muscle analytics, No equipment needed

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

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| Monthly Subscription | $19.99 | per month |
| Monthly Subscription Staging | $20.00 | per month |
| Yearly Subscription | $89.99 | per year |
| Yearly Subscription | $119.00 | per year |
| Yearly Subscription | $119.99 | per month |
| Live Event Ticket | $1.00 | one-time |
| Live Event Ticket | $3.99 | one-time |
| Live Event Ticket | $5.99 | one-time |
| Live Event Ticket | $6.99 | one-time |
| Live Event Ticket | $7.99 | one-time |
| Live Event 1$ Ticket | $8.99 | one-time |
| Tip | $9.99 | one-time |
| Live Event Ticket | $9.99 | one-time |
| Tip | $14.99 | one-time |
| Tip | $19.99 | one-time |
| Tip | $29.99 | one-time |
| Tip | $49.99 | one-time |
| Tip | $99.99 | one-time |

**What reviewers like**

- 👍 Great workouts
- 🚀 Variety of programs
- 💪 Effective for building strength
- 🤩 Helpful for getting in shape
- 🏆 Challenging but rewarding

**What reviewers complain about**

- 🐛 App crashes and bugs
- 🕰️ Clunky timer and workout tracking
- 🤔 Confusing user interface
- 💰 Paywall locks out content
- 🔍 Lack of beginner-friendly options

**Reported bugs**

- App crashes frequently
- Workout progress not saved
- Timer issues and sync problems
- Difficulty accessing paid content

**Requested features**

- Add Apple Watch app
- Improve workout timer and tracking
- Provide more beginner-friendly programs
- Allow customization of workouts
- Improve app stability and reduce crashes


### Tether Fit

[App page](https://appshunter.io/ios/app/tether-fit-workout-tracker/id6795636416)

This app transforms solo workouts into shared experiences by allowing users to log and share their fitness sessions with a community. It helps users track progress, discover new workouts, and find motivation through social interaction and accountability.

**Highlights:** Fast and easy workout logging, Progress monitoring over time, Workout template creation, Import workouts from files/images, Follow and perform community workouts, Social accountability through likes/comments

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

**In-app purchases:** none


## Frequently asked questions

### Is Thenx free?

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

### Is Tether Fit free?

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

### Which has better reviews, Thenx or Tether Fit?

Tether Fit is rated higher. Thenx averages 4.8 out of 5 from 12K ratings, while Tether Fit averages 5.0 from 5 ratings.

### Do Thenx or Tether Fit have ads?

Tether Fit shows ads; Thenx does not.

### Which is updated more often, Thenx or Tether Fit?

Thenx ships an update every 3 days, and Tether Fit weekly. Most recently, Thenx was updated on November 1, 2026 and Tether Fit on October 8, 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.*