Comparison

Workout Performance Diary vs Curls AI

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

Head to head
About

Workout Performance Diary

Log your gym workouts with detailed progress tracking. Build custom plans, monitor your stats like volume and one-rep max, and stay consistent with calendar tracking. Integrates with Apple Health for a comprehensive fitness overview.

Highlights
  • Custom workout plan creation
  • Calendar and streak tracking
  • Built-in exercise library
  • Detailed charts and stats
  • Workout history and trends
  • Rest timer
  • Apple Health integration
Features
Read full description

A convenient and user-friendly workout log with progress tracking. Strength training, fitness, calisthenics, or home workouts of any kind. Build better habits, stay consistent, and see real progress over time. - Create custom workout plans - Calendar and streak tracking - Built-in exercise library - Add your own exercises with custom categories - Charts & stats: total training volume, one-rep max, sets, reps - Volume, reps, and workout trends - Exercise-specific charts & stats: total volume, max weight, one-rep max, max reps, duration - Workout history - Rest timer - Apple Health integration - Body weight tracking - Data export/import - Dark and light themes The app is evolving โ€” Iโ€™m looking forward to your suggestions and feedback. Thank you! Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy https://rubymedia.tech/workoutlogging/policy

About

Curls AI

Features
Read full description

CurlsAI is your personal curl companion โ€” helping you understand your hair, build better routines, and track your progress over time. PERSONALISED TIPS Get care tips and routines tailored specifically to your curl type. No more generic advice โ€” everything is matched to your unique hair, so you always know exactly what your curls need. Full access requires a subscription. HAIR JOURNALING Document your curl journey with CurlsAI's built-in journal. Log your wash days, products, styles, and how your hair feels. Perfect for figuring out what works (and what doesn't) for your hair. AI HAIR ANALYSIS Not sure what your curl type is? Snap a photo and our AI will identify your curl pattern instantly โ€” from straight 1a all the way to coily 4c โ€” so your tips and journal are always personalised to you. Whether you're just starting out or deep into your curl journey, CurlsAI gives you the tools to understand your hair and build a routine that actually works. Download CurlsAI and start your curl journey today. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Workout Performance Diary4 screens
Curls AI4 screens

Verdict

The call

The clearest difference is iOS requirement: Curls AI at 16.4 against Workout Performance Diary's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Workout Performance Diary sells 2 in-app purchases, starting at $1.99 per month and Curls AI sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Workout Performance Diary ships an update every 9 days, Curls AI every 5 days. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

Scorecard1 real difference ยท 7 level
Workout Performance Diary versus Curls AI: the parameters behind the verdict, then further details
ParameterWorkout Performance DiaryCurls AI
PriceFreeFree
Positive reviews100.0% of reviewsโ€”
Update frequencyEvery 9 daysEvery 5 days โ€” better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumโ€”
DevicesiPhoneiPhone
Requires iOS18.016.4 โ€” better
Further details โ€” not scored
Size49 MB44 MB
Age rating4+4+
DeveloperDenis RomantsovSABR LABS LTD

In-app purchases

2 purchases

Workout Performance Diary

Subscriptions2
  • Monthly$1.991 Month
  • Yearly$9.991 Year
1 purchases

Curls AI

One-time1
  • Curls AI yearly$29.99

Questions

Is Workout Performance Diary free?
Workout Performance Diary is free to download, with in-app purchases available.
Is Curls AI free?
Curls AI is free to download, with in-app purchases available.
Do Workout Performance Diary or Curls AI have ads?
Neither Workout Performance Diary nor Curls AI shows ads.
Which is updated more often, Workout Performance Diary or Curls AI?
Workout Performance Diary ships an update every 9 days, and Curls AI every 5 days. Most recently, Workout Performance Diary was updated on October 7, 2026 and Curls AI on October 6, 2026.

Other comparisons