Comparison

K PILATES vs StrengthCharts

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

Head to head
About

K PILATES

Book and manage Pilates classes with ease. Connect with instructors, find classes that suit your schedule and skill level, and purchase class packages. Stay on track with your fitness journey from anywhere.

Highlights
  • Book classes
  • Manage bookings
  • Purchase class packages
  • Connect with instructors
  • Find classes by schedule and skill level
Features
Read full description

Elevate your fitness journey with K PILATES, the ultimate app for booking and enjoying classes wherever you are. Whether you’re a seasoned pro or just starting out, the K PILATES app makes it easy to stay connected with our instructors, book a class that fit your schedule and skill level, purchase class packages, and manage your bookings.

About

StrengthCharts

Track your gym progress with detailed analytics and compare your strength levels against friends. Log your personal records, see your ranking across various exercises, and compete on leaderboards. Features include PR tracking, tier systems, and body measurement trends.

Highlights
  • Log personal records (PRs)
  • Estimated 1-rep max calculation
  • Strength tier ranking system
  • Friend leaderboards
  • Body measurement tracking
  • Workout session logging
  • Data export
Features
Read full description

Are you actually getting stronger? StrengthCharts turns your gym sessions into data, showing you exactly where you rank, how fast you're progressing, and how you stack up against your friends. TRACK EVERY PR Log your lifts in seconds. StrengthCharts automatically calculates your estimated 1-rep max and plots your progression over time. Every session, every milestone all in one place. SEE WHERE YOU RANK Find out if you're Untrained, Beginner, Intermediate, Advanced, Elite, or World Class on every lift. Tier badges and percentile scores give you a real benchmark and not just a number on a bar. COMPETE WITH FRIENDS Challenge your crew on the leaderboard. See who's moving the most relative to their bodyweight across Squat, Bench, and Deadlift. Form groups, track who's improving fastest, and settle the debate once and for all. FEATURES PR logging with weight suggestions and RPE tracking Tier system across 30+ exercises Friend leaderboard with relative strength scores Barbell plate calculator with IPA/IPF color standards Daily, weekly, and monthly challenges Body measurements and bodyweight trendlines Workout session tracker with rest day logging Export your data anytime PRO Unlock advanced analytics, achievements, strength profiles, training tips, and more. Or watch a rewarded ad to try Pro features free for 24 hours. Whether you're chasing your first 225 lb bench or gunning for World Class status. StrengthCharts keeps the score. https://strengthcharts.vercel.app/terms

Screenshots

K PILATES4 screens
StrengthCharts4 screens

Verdict

The call

The clearest difference is in-app purchases: K PILATES at none against StrengthCharts's 3. StrengthCharts's advantage is update cadence (every 3 days vs every 11 months) and ratings volume (9 vs 2). On price, rating, ads and device support 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. StrengthCharts sells 3 in-app purchases, starting at $2.99 per month. K PILATES asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for K PILATES against 5.0 for StrengthCharts. Both are backed by a comparable volume of ratings — 2 and 9 respectively.

UpkeepUpdate frequency

K PILATES ships an update every 11 months, StrengthCharts every 3 days. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
K PILATES versus StrengthCharts: the parameters behind the verdict, then further details
ParameterK PILATESStrengthCharts
PriceFreeFree
Rating5.0 (2 ratings)5.0 (9 ratings)
Positive reviews—100.0% of reviews
Number of ratings29 — better
Update frequencyEvery 11 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.416.0 — better
Further details — not scored
Size121 MB22 MB
Age rating12+12+
DeveloperSutra Fitness, Inc.CAMERON JOSEPH KHAMI

Customer experience

K PILATES

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

StrengthCharts

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

K PILATES

No in-app purchases

3 purchases

StrengthCharts

Subscriptions2
  • Pro$2.991 Month
  • StrengthCharts Pro Yearly$24.991 Year
One-time1
  • StrengthCharts Pro Lifetime$69.99

Questions

Is K PILATES free?
K PILATES is free to download, with no in-app purchases.
Is StrengthCharts free?
StrengthCharts is free to download, with in-app purchases available.
Which has better reviews, K PILATES or StrengthCharts?
K PILATES and StrengthCharts are both rated 5.0 out of 5 on the App Store, from 2 and 9 ratings respectively.
Do K PILATES or StrengthCharts have ads?
Neither K PILATES nor StrengthCharts shows ads.
Which is updated more often, K PILATES or StrengthCharts?
K PILATES ships an update every 11 months, and StrengthCharts every 3 days. Most recently, K PILATES was updated on October 12, 2026 and StrengthCharts on October 24, 2026.

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