Comparison

Chain Effect PT vs RepSpeed

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

Head to head
About

Chain Effect PT

Access your personalized home exercise program with HD instructional videos. Track your progress with awards and securely message your provider. Integrates with your iPhone's Health app for activity monitoring.

Highlights
  • Personalized Home Exercise Program
  • HD Instructional Videos
  • Progress Tracking with Awards
  • Secure Messaging with Provider
  • Health App Integration
  • Multi-language Support
Features
Read full description

Welcome to the Chain Effect PT App! Log on to access your personalized Home Exercise Program on your mobile device. Using this app, you can access your personalized Home Exercise Program with HD Instructional videos. On the 'Messages' tab, you can securely communicate with your Chain Effect PT provider. As you complete your exercises, we'll give you trophies and medals to celebrate your progress! On the 'Awards' tab, you can track these items. Prefer a language other than English? Go to the 'More' tab and select 'Languages' to pick another language option. If you need to book an appointment, please go to the 'Appointments' tab for more info. Make sure to select 'Mark as Complete' when doing your exercises to ensure that your provider can keep track of your progress! You must be a Chain Effect PT patient to gain access. This app integrates with your iPhone's Health app to read daily step count data allowing your provider to monitor your activity.

About

RepSpeed

This app uses your phone's camera to analyze barbell lifts, providing detailed metrics like bar path, velocity, and power. Optimize your training, improve form, and get stronger faster with advanced analytics.

Highlights
  • Automatic barbell detection
  • Barbell path visualization
  • Velocity and power metrics
  • Video recording and upload
  • Repetition tracking
  • Workout notes
Features
Read full description

Best barbell tracking app! Simply record a video from the side of your barbell lift to get detailed analytics such as bar path, range of motion, velocity/speed, and power. Join the tens of thousands of people using analytics to optimize their training and get stronger faster with this app! https://www.repspeed.net/ Features: Automatic barbell detection Trim video to eliminate excess time Take video with camera or upload from video on device Easily visualize repetitions over time View barbell path throughout lift Frame by frame playback Add notes to every workout Unlimited videos for analysis (premium) View time, velocity, and power for every repetition and set average (premium) RPE and One-Rep max calculation coming soon (premium) Use cases: Velocity based training - Lift in the correct velocity range. Power based training - Train to maximize power to increase vertical jump and explosiveness. Olympic Lifting - Know if failed lift was technical (didn't get under the bar fast enough) or because of strength (bar did not reach adequate height to get under) Correct form - Ensure the bar path is completely vertical, squat depth is low enough, catch is not too low during power clean, etc. User's thoughts: "I like seeing how fast I’m performing each rep for things like pause squats and more explosive Olympic lifts" "Nice way to visualize how much time you have between reps" "Let's me measure power on my lifts without having to spend lots of money" "I've never been able to measure my workouts so easily before" Privacy Policy: https://repspeed.s3.us-west-1.amazonaws.com/Privacy%20Policy.htm Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Don't waste hundreds of dollars buying inaccurate accelerometers or other bulky hardware to track the barbell. With just your phone and an inexpensive $1/month subscription, you'll have everything you need to optimize your training.

Screenshots

Chain Effect PT4 screens
RepSpeed4 screens

Verdict

The call

The clearest difference is rating: Chain Effect PT at 5.0 against RepSpeed's 4.5. Chain Effect PT also leads on in-app purchases (none vs 1). RepSpeed's advantage is update cadence (every 2 weeks vs every 14 months) and ratings volume (17 vs 2). On price, ads, 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. RepSpeed sells 1 in-app purchase, starting at $0.99 per month. Chain Effect PT asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Chain Effect PT holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: RepSpeed has 17 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Chain Effect PT ships an update every 14 months, RepSpeed every 2 weeks. The most recent releases landed on September 20, 2026 and September 6, 2026 respectively.

Scorecard5 real differences · 5 level
Chain Effect PT versus RepSpeed: the parameters behind the verdict, then further details
ParameterChain Effect PTRepSpeed
PriceFreeFree
Rating5.0 (2 ratings) — better4.5 (17 ratings)
Positive reviews—83.3% of reviews
Number of ratings217 — better
Update frequencyEvery 14 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.4 — better14.0
Further details — not scored
Size31 MB56 MB
Age rating17+4+
DeveloperPT Wired, Inc.Sreyas Rangaraju

Customer experience

Chain Effect PT

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

RepSpeed

All ratings17 ratings
Positive88.2%
Neutral0.0%
Negative11.8%
Written reviews6 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

In-app purchases

None

Chain Effect PT

No in-app purchases

1 purchases

RepSpeed

Subscriptions1
  • RepSpeed Premium14 Days trial$0.991 Month

Questions

Is Chain Effect PT free?
Chain Effect PT is free to download, with no in-app purchases.
Is RepSpeed free?
RepSpeed is free to download, with in-app purchases available.
Which has better reviews, Chain Effect PT or RepSpeed?
Chain Effect PT is rated higher. Chain Effect PT averages 5.0 out of 5 from 2 ratings, while RepSpeed averages 4.5 from 17 ratings.
Do Chain Effect PT or RepSpeed have ads?
Neither Chain Effect PT nor RepSpeed shows ads.
Which is updated more often, Chain Effect PT or RepSpeed?
Chain Effect PT ships an update every 14 months, and RepSpeed every 2 weeks. Most recently, Chain Effect PT was updated on September 20, 2026 and RepSpeed on September 6, 2026.

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