Comparison

FitNotes vs Kairos

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

Head to head
About

FitNotes

Easily log strength training and cardio, organize routines, and track progress over time. Create custom workouts, supersets, and set progression rules. View summaries of personal records and training volume to inform future sessions.

Highlights
  • Log strength and cardio workouts
  • Organize routines and supersets
  • Set progression rules
  • Track personal records and volume
  • Workout calendar and history
  • Customizable exercises and categories
  • Export/import workout logs
Features
Read full description

Track your workouts. See your progress. Know what to do next. FitNotes makes it easy to log strength training and cardio, organize your routines, and follow your progress over time. Whether you're starting your first routine or refining an established training plan, keep your workouts and results together in one place. TRAIN YOUR WAY Create routines that span multiple days, organize exercises into supersets, and build workouts of the day for CrossFit-style training. Set progression rules to adjust your targets for future workouts as you progress. LOG THE DETAILS THAT MATTER Record sets, reps, weight, time, and distance. Track warm-up sets, add notes, and use rest timers to stay focused between sets. Review previous sessions when planning your next workout. SEE WHAT YOU ACHIEVED Finish each workout with a summary of new personal records, goal progress, and training volume compared with your previous session. Get suggestions for next time that take your progression rules into account. FOLLOW YOUR PROGRESS Explore your training history with charts and a workout calendar. Set exercise goals and track body measurements over time, without needing to enter a measurement every session. KEEP YOUR TRAINING ORGANIZED Customize exercises, equipment, and categories to match the way you train. Export workout logs as CSV, import compatible CSV files, and create backups of your FitNotes data. From your first set to your next personal best, FitNotes helps you keep track of the work you put in. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Kairos

Features
Read full description

Kairos is the strength and gym tracker for people who just want to train — not manage a subscription. One purchase. Yours forever. No subscription, no ads, no account, no cloud. Everything lives on your device. --------------- COACH MODE — YOUR VOICE-GUIDED SESSION Press start and train. Coach Mode walks you through every set and rest, block by block, with a live timer and automatic rest countdowns — so your eyes stay on the bar, not the screen. LOG FAST, MISS NOTHING Tap in weight and reps in seconds. Full workout history, forever, with no limits on what you can look back on. SEE YOURSELF GET STRONGER Every personal record is celebrated the moment you hit it. Track trends, volume, and progress across your whole training history. REAL PROGRAMS, READY TO GO Start with structured Push/Pull/Legs and full-body plans, or build your own. 650+ built-in exercises with clear animated demonstrations and muscle-activation maps. SHARE THE WIN Turn any finished session into a clean, shareable card — your volume, your exercises, your PRs. BUILT FOR COACHES Build programs and hand them to clients as a single file. Your athletes import and train — no accounts, no platform in the middle. --------------- WHAT MAKES KAIROS DIFFERENT • FULLY OFFLINE — works with no signal, anywhere • ON YOUR DEVICE — all data stored locally, nothing uploaded • NO ACCOUNT — open the app and train, no sign-up • NO ADS, NO TRACKING — we don't collect your data • PAY ONCE — a one-time purchase, never a subscription Try everything free for 14 days. After that, keep Kairos free forever with the essentials, or unlock every feature once with Kairos Lifetime. No charge at the end of the trial. Nothing to cancel. Train the moment.

Screenshots

FitNotes4 screens
Kairos4 screens

Verdict

The call

The clearest difference is iOS requirement: Kairos at 14.0 against FitNotes's 26.0. On price, ads, in-app purchases 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. FitNotes sells 3 in-app purchases, starting at $0.99 per month and Kairos sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
FitNotes versus Kairos: the parameters behind the verdict, then further details
ParameterFitNotesKairos
PriceFreeFree
Rating4.5 (1.5K ratings) — better—
Positive reviews59.3% of reviews—
Number of ratings1.5K — better—
Update frequencyWeekly—
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS26.014.0 — better
Further details — not scored
Size28 MB190 MB
Age rating4+4+
DeveloperEvgeny UralskyPawin Peetawan

In-app purchases

3 purchases

FitNotes

Subscriptions2
  • FitNotes PRO (1 Month)$0.991 Month
  • FitNotes PRO (1 Year)$4.991 Year
One-time1
  • FitNotes PRO$9.99
1 purchases

Kairos

One-time1
  • Kairos Lifetime$19.99

Questions

Is FitNotes free?
FitNotes is free to download, with in-app purchases available.
Is Kairos free?
Kairos is free to download, with in-app purchases available.
Do FitNotes or Kairos have ads?
Neither FitNotes nor Kairos shows ads.

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