Comparison

Thenx vs Tether Fit

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Thenx

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
Read full description

Thenx: Calisthenics Training Calisthenics Workouts & Skills. Build Strength. Anytime, Everywhere! Thenx – Calisthenics & Bodyweight Fitness App - Transform your body with Thenx, the ultimate calisthenics and bodyweight fitness app! Whether you're training at home, the gym, or outdoors, Thenx offers daily personalized workouts, expert-led training programs, and advanced skill tutorials to help you master moves like muscle-ups, handstands, planche, and more. Perfect for beginners to elite athletes, Thenx will help you build strength, endurance, and mobility through effective bodyweight exercises that require no equipment. Why Thenx is the Best Calisthenics App - Daily Recommended Workouts – Get customized routines based on your fitness level and goals. - Master Advanced Skills – Learn elite moves like muscle-ups, handstands, planche, and more with expert tutorials. - Full-Body Strength Training – Build strength with push-ups, pull-ups, squats, dips, and more using just your body. - Muscle Analytics & Progress Tracking – Track your strength gains, monitor muscle activation, and visualize progress. - No Equipment Needed – Train anywhere: at home, at the gym, or outdoors in the park. - Mobility & Flexibility – Improve your range of motion and prevent injuries. Train Anytime, Anywhere with Thenx - Home Workouts – No equipment? No problem! Train with bodyweight exercises at home. - Gym Training – Add resistance for extra muscle growth with gym workouts. - Outdoor Street Workouts – Use bars, rings, or your body to train in the park or outdoors. Track Your Progress & Improve Performance - Daily Workout Recommendations – Tailored based on your progress, goals, and fitness level. - Real-Time Progress Tracking – Log your reps, sets, and personal bests. - Muscle Analytics – See which muscles you’re activating to optimize your training. What You’ll Get with Thenx: - Beginner to Advanced Calisthenics Programs - Bodyweight Strength & Muscle-Building Workouts - Real-Time Progress Tracking & Muscle Analytics - Skill Challenges: Muscle-Up, Planche, Handstand & More Start Your Transformation Today with Thenx! Join thousands of athletes and fitness enthusiasts using Thenx to improve strength, endurance, and mobility with calisthenics and bodyweight training. Download Now & Train Like a Pro! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Tether Fit

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
Read full description

Track your workouts, share your progress, and train with friends. Save your favorite routines or try a workout from someone you follow. Tether is the fitness app that turns working out alone into working out together. Log your sessions and share them with your community. When effort is recognized, progress follows. Whether you're brand new to the gym or a veteran stuck on a plateau, Tether connects you to people worth following. Perform their workouts, borrow their momentum, and give some of yours back. TRACK EVERYTHING - Log your workouts with fast, easy tracking - Monitor your progress over time and watch the work add up - Create templates for quick reuse of your go-to sessions - Repeat any workout you've already done in a couple of taps - Import workouts from files or images to bring your old logs with you NEVER TRAIN ALONE - New to fitness? Follow someone with more experience, perform their workouts, and pick up their tips and insights. Skip the awkward "What are you doing to look like that?" conversation - Feeling plateaued or uninspired? Borrow a session from someone further ahead and find your spark again - Coaching or leading the way? Grow your community on Tether. Inspire and guide your followers - Feel like you're training with your community even when you might physically be alone EFFORT RECOGNIZED - Every session you post is proof you showed up - Progress through accountability: likes and comments that actually mean something - Encourage others to keep going and get that energy right back Fitness is better when you are your community are all in it together. Download Tether. Put the work in. Grow with others. Get it recognized.

Screenshots

Thenx4 screens
Tether Fit4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard7 real differences · 3 level
Thenx versus Tether Fit: the parameters behind the verdict, then further details
ParameterThenxTether Fit
PriceFreeFree
Rating4.8 (12K ratings)5.0 (5 ratings) — better
Positive reviews66.3% of reviews100.0% of reviews — better
Number of ratings12K — better5
Update frequencyEvery 3 days — betterWeekly
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.1 — better
Further details — not scored
Size174 MB51 MB
Age rating4+4+
DeveloperCalisthenics Online LLCCam Brannelly

Customer experience

Thenx

All ratings12,401 ratings
Positive94.9%
Neutral2.2%
Negative2.9%
Written reviews1,036 reviews
Positive66.3%
Neutral11.5%
Negative22.2%

Tether Fit

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Thenx

Reported bugs

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

Requested features

5 requests
  • 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

Not enough reviews yet to summarise bugs or requests.

In-app purchases

19 purchases

Thenx

Subscriptions6
  • Monthly Subscription$9.991 Month
  • Monthly Subscription$19.991 Month
  • Monthly Subscription Staging$20.001 Month
Show 3 more
  • Yearly Subscription$89.991 Year
  • Yearly Subscription$119.001 Year
  • Yearly Subscription2 variants$119.991 Month
One-time13
  • Live Event Ticket$1.00
  • Live Event Ticket$3.99
  • Live Event Ticket$5.99
Show 10 more
  • Live Event Ticket$6.99
  • Live Event Ticket$7.99
  • Live Event 1$ Ticket$8.99
  • Tip$9.99
  • Live Event Ticket$9.99
  • Tip$14.99
  • Tip$19.99
  • Tip$29.99
  • Tip$49.99
  • Tip$99.99
None

Tether Fit

No in-app purchases

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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