KULG vs Fasted Harmony
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
KULG
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KULG is the AI training assistant for runners and busy coaches. Get personal, science-backed running guidance, train consistently, and stay in sync with your coach ā all in one place. KULG turns your training history, recovery data, and personal notes into guidance you can act on. Ask anything about your training and get evidence-based answers grounded in your specific context, not a generic guess. For coaches, KULG saves time on admin and data review ā more room for the conversations, race-day calls, and individual attention each athlete actually needs. WHAT YOU GET - Ask your AI training assistant anything about your training - One clear, unified view of your training and recovery - Set goals and track weekly and monthly progress - Automatic sync with Garmin, Strava, Oura, and more - Collaborate directly with your coach, or train solo - Built specifically for running ā not adapted from cycling or triathlon tools KULG works on top of your existing trackers. Not a replacement for them.
Fasted Harmony
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Your hormones aren't on a 24-hour clock ā so why is your fasting plan? Fasted Harmony is the first intermittent fasting app built around your menstrual cycle. We sync your fasting windows to your hormones, so you stop forcing your body to perform on days it's asking you to rest ā and finally see the results other fasting apps promised. WHY WOMEN LOVE IT ⢠Fast smarter, not harder ā phase-specific windows (12ā18 hrs) that work with estrogen and progesterone, not against them ⢠Stop the guesswork ā know exactly which week to push, fuel, or pull back ⢠A coach in your pocket ā chat with our AI Hormone Coach like you would a knowledgeable friend ⢠See the full picture ā cycle, symptoms, mood, weight, and fasts in one beautiful view WHAT'S INSIDE ⢠Smart cycle tracking with next-period and ovulation predictions ⢠Phase-optimized fasting timer and recommendations ⢠Symptom, mood, and energy logging ⢠AI Hormone Coach for personalized, judgment-free guidance ⢠Weight trends overlaid on your cycle phases ⢠Daily wellness insights backed by science ⢠CSV data export ā your data, always yours ⢠Beautiful light & dark modes designed for daily use PRIVATE BY DESIGN Your health data is encrypted and never sold. Ever. Download Fasted Harmony and start fasting in flow with your body ā not against it. SUBSCRIPTION INFO: ⢠Premium Monthly: $4.99/month ⢠Premium Yearly: $45.99/year (save 23%) ⢠Payment is charged to your Apple ID at confirmation of purchase ⢠Subscription auto-renews unless canceled at least 24 hours before the end of the current period ⢠Your account is charged for renewal within 24 hours prior to the end of the current period ⢠Manage or cancel in your App Store account settings ⢠Any unused portion of a free trial is forfeited upon purchase of a subscription Privacy Policy: https://fastedharmony.larvottoventures.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Custom Terms: https://fastedharmony.larvottoventures.com/terms DISCLAIMER: Fasted Harmony provides cycle and fasting guidance for wellness and educational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before changing your fasting routine ā especially if you are pregnant, breastfeeding, under 18, have a history of disordered eating, or have a medical condition. AI-generated guidance may not always be accurate.
Screenshots
Verdict
The clearest difference is in-app purchases: KULG at none against Fasted Harmony's 2. Fasted Harmony's advantage is iOS requirement (16.6 vs 18.2). On price, update cadence, ads and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Fasted Harmony sells 2 in-app purchases, starting at $4.99 per month. KULG asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on August 29, 2026 and September 6, 2026 respectively.
| Parameter | KULG | Fasted Harmony |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No ā better | Yes |
| Devices | iPhone | iPhone, iPad ā better |
| Requires iOS | 18.2 | 16.6 ā better |
| Further details ā not scored | ||
| Size | 20 MB | 52 MB |
| Age rating | 17+ | 12+ |
| Developer | Kulgio OĆ | Larvotto Ventures LLC |
In-app purchases
KULG
No in-app purchases
Fasted Harmony
- Premium Monthly$4.991 Month
- Premium Yearly7 Days trial$45.991 Year





