Comparison

Mu. vs Reflet

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

Reflet

Features
Read full description

Reflet, the free mood journal that tells you why, not just how. In 30 seconds a day, log your mood with a single slider. Reflet then connects how you feel to your sleep, exercise, work or relationships, and shows you, with real numbers, what actually matters for you. No lectures, no guilt, no credit card. ■ A 30-SECOND MOOD CHECK-IN - A slider, not a questionnaire: log today's mood in one swipe. - Forgot yesterday? Fill in past days whenever you like. - Your streak and gentle reminders to keep going, never guilt-tripping. ■ UNDERSTAND WHAT DRIVES YOUR MOOD - Your correlations from the last 30 days, for free: sleep, exercise, work, social life. - Your best and worst days of the week: are Mondays really that bad? - Personal insights that get sharper as your mood history grows. ■ YOUR MOOD OVER 7, 30 OR 90 DAYS - A trend chart to see the bigger picture, not just the moment. - Your best day, your hardest day and your average, compared with the previous period. - A video recap of your month, to keep or share. Your first one is on us. ■ YOUR DATA BELONGS TO YOU - Full export and account deletion at any time, right from the app, even on the free plan. ■ FREE, FOREVER - Daily check-in, history, streak and past-day entries - 3 factors of your choice: sleep, exercise, work, social life… - Your list of correlations over 30 days - Your first video recap - Data export and deletion ■ REFLET PREMIUM, FOR DEEPER INSIGHT - Unlimited and custom factors: alcohol, weather, meditation, workload, anything you like - The details and confidence level of every correlation - Your monthly report and all your video recaps Annual plan: save over a third compared with monthly. Monthly plan also available. No trial needed: the free version lets you try Reflet for as long as you want. Payment will be charged to your Apple ID account at confirmation of purchase. Your subscription renews automatically unless it is cancelled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. You can manage your subscription and turn off auto-renewal in your Apple ID account settings after purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://getreflet.app/privacy Reflet is a personal tracking journal to help you understand yourself better. It is not medical advice or therapy. If you are going through a difficult time, please talk to a healthcare professional. Log your first check-in today: in a few weeks, your Reflet will tell you more than any generic advice ever could.

Screenshots

Mu.4 screens
Reflet4 screens

Verdict

The call

The clearest difference is in-app purchases: Mu. at none against Reflet's 2. Mu. also leads on device support (3 vs 1). Reflet's advantage is iOS requirement (16.4 vs 18.6). On price, update cadence and ads 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. Reflet sells 2 in-app purchases, starting at $3.99 per month. Mu. asks for nothing beyond the download.

UpkeepUpdate frequency

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

Scorecard3 real differences · 3 level
Mu. versus Reflet: the parameters behind the verdict, then further details
ParameterMu.Reflet
PriceFreeFree
Update frequencyEvery 10 days — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS18.616.4 — better
Further details — not scored
Size34 MB79 MB
Age rating12+4+
DeveloperLiminal PicturesNICOLAS JEAN MICHEL PEUVREZ

In-app purchases

None

Mu.

No in-app purchases

2 purchases

Reflet

Subscriptions2
  • Reflet Pro$3.991 Month
  • Reflet Pro - Yearly$24.991 Year

Questions

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

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