Comparison

Mu. vs WeekFit

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

Head to head
About

Mu.

Features
Read full description

Mu. Mu. is a daily log for the things that affect how you feel: track mood, symptoms, habits, medications — and let patterns emerge naturally over time. Simple. Modern. Free. Private. —WHAT YOU CAN DO— *Track Events Choose what to track: insomnia, anxiety, stress, medication, or create custom events that matter to you. Log as many or as few as you like. *Log Your Mood Record how you feel on a scale of 0 to 10. *Write Notes Attach a note to any logged event or mood. *Explore Patterns View your data with intuitive charts and statistics. Filter by event type and adjust the time period to see what influences your wellbeing. *Export Your Data Download your history as a CSV or a detailed PDF report — complete with mood charts, color-coded grids, and event heatmaps. Pick the period and the events you want to include. *Apple Watch Companion Log events and your mood directly from your wrist. Data syncs automatically with your iPhone. —SOME WAYS TO USE MU.— • Mood Tracker • Medication Tracker • Pain Tracker • Symptom Journal —PRIVACY FIRST— Your data never leaves your device or iCloud. Without an account or internet connection, Mu. works entirely offline. All your entries—mood scores, events, notes—stay with you. —DESIGNED FOR YOU— Built to be intuitive and calming, by someone who uses it daily. —MEDICAL DISCLAIMER— This app is not a substitute for professional medical advice, diagnosis, or treatment. If you have concerns about your health, please consult a qualified healthcare provider. —LANGUAGES— English, French, Spanish, Arabic —CONTACT & SUPPORT— Questions or feedback? Reach out to us directly from the app's Contact section or via our website, Reddit, Discord or Instagram.

About

WeekFit

This app helps you train steadily with guided weekly workout plans and easy logging of sets, reps, and weight. It offers AI-generated plans, a large exercise library, and progress tracking without overwhelming features.

Highlights
  • AI workout plan generation
  • Browse ready-made plans
  • Build custom weekly splits
  • Log sets, reps, and weight
  • Rest timer alerts
  • Workout history and PR tracking
  • Apple Watch training support
Features
Read full description

WeekFit is a simple workout tracker and weekly training planner for people who want to train steadily without overthinking every session. It helps you know what to do today, follow a weekly routine, and log sets, reps, and weight quickly while you are at the gym. What you can do with WeekFit: - Create a weekly workout plan with guided AI plan generation - Browse ready-made plans and choose by goal, focus, experience, equipment, days per week, and session length - Build your own weekly split with training days and rest days - Log sets, reps, weight, warm-up sets, and rest time - Use rest timer alerts to stay on track between sets - Review workout history, volume, duration, and PRs - Train from Apple Watch - Check your plan and progress with Home Screen widgets - Explore an expanded exercise library with 190 movements and animations WeekFit is designed to feel calm, practical, and beginner-friendly. No pressure, no noisy social feed, and no unrealistic promises. Train consistently. Progress naturally.

Screenshots

Mu.4 screens
WeekFit4 screens

Verdict

The call

Mu. and WeekFit are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Mu. ships an update every 10 days, WeekFit weekly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences
Mu. versus WeekFit: the parameters behind the verdict, then further details
ParameterMu.WeekFit
PriceFreeFree
Rating—4.9 (7 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—7 — better
Update frequencyEvery 10 daysWeekly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, Apple Watch — betteriPhone, Apple Watch
Requires iOS18.618 — better
Further details — not scored
Size34 MB227 MB
Age rating12+4+
DeveloperLiminal PicturesCONG FAN

In-app purchases

None

Mu.

No in-app purchases

None

WeekFit

No in-app purchases

Questions

Is Mu. free?
Mu. is free to download, with no in-app purchases.
Is WeekFit free?
WeekFit is free to download, with no in-app purchases.
Do Mu. or WeekFit have ads?
Neither Mu. nor WeekFit shows ads.
Which is updated more often, Mu. or WeekFit?
Mu. ships an update every 10 days, and WeekFit weekly. Most recently, Mu. was updated on October 28, 2026 and WeekFit on October 31, 2026.

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