KULG vs Daygo
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
KULG
Read full descriptionHide full description
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 โ 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 โ 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 โ not adapted from cycling or triathlon tools KULG works on top of your existing trackers. Not a replacement for them.
Daygo
Read full descriptionHide full description
Daygo is an AI health coach that turns your data into a plain-English plan for today. It reads your sleep, heart-rate variability, resting heart rate and workouts from Apple Health โ from your Apple Watch, Garmin or other wearable โ and tells you what they mean and what to do about it. No extra band or hardware needed. ASK YOUR COACH ANYTHING Why did I sleep badly? Should I train hard today? What's driving my high CRP? Daygo answers using your own numbers, and remembers your goals and past conversations. YOUR BLOOD TESTS, EXPLAINED Photograph your lab results and Daygo reads every marker โ cholesterol, ferritin, vitamin D, HbA1c, thyroid and more โ and explains each one against its reference range, with trends over time. KNOW WHAT TODAY NEEDS A short daily read on your recovery, sleep and training load, with simple, specific actions. RUN SMARTER 3D maps of your runs with heart rate along the route, running plans, and pace suggestions based on your fitness. PRIVATE BY DESIGN Your health data stays yours. Daygo never sells it. Daygo is a wellbeing tool, not a medical device. It does not diagnose or treat any condition โ always talk to a clinician about your health. Daygo Pro: weekly or yearly subscription. The yearly plan starts with a free trial. Payment is charged to your Apple ID and renews automatically unless cancelled at least 24 hours before the end of the period. Manage or cancel in your Apple ID settings. Terms: https://daygo.ai/terms ยท Privacy: https://daygo.ai/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: KULG at none against Daygo's 2. Daygo's advantage is update cadence (every 10 days vs every 3 weeks). On price, ads, device support and iOS requirement 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
Both are free to download. Daygo sells 2 in-app purchases, starting at $4.99 per 7 days. KULG asks for nothing beyond the download.
KULG ships an update every 3 weeks, Daygo every 10 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.
| Parameter | KULG | Daygo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 10 days โ better |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone | iPhone |
| Requires iOS | 18.2 | 17.0 โ better |
| Further details โ not scored | ||
| Size | 20 MB | 29 MB |
| Age rating | 17+ | 17+ |
| Developer | Kulgio Oร | Marijus Dovydaitis |
In-app purchases
KULG
No in-app purchases
Daygo
- Daygo Pro Weekly$4.997 Days
- Daygo - AI Health Coach14 Days trial$99.991 Year









