Comparison

Quantify vs Mood Tracker

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

Head to head
About

Quantify

This app allows users to create custom data trackers for any aspect of their lives. Visualize your progress with real-time charts and analyze relationships between different variables. Securely sync your data across devices with cloud backup.

Highlights
  • Custom trackers (numeric, text, boolean, timestamp)
  • Real-time line charts
  • Correlation analysis with p-values
  • Cloud sync across devices
  • Secure sign-in with Apple/Google
Features
Read full description

Quantify is a powerful data tracking tool designed for users who want complete control over what they measure and how they interpret it. Key Features: Custom Trackers: Create unlimited trackers with numeric, text, boolean, or timestamp inputs. Realtime Charts: Visualize your data instantly with line charts updated live. Correlation Analysis: Identify relationships between variables with built-in correlation scoring and p-value calculations. Cloud Sync: Data is securely stored and synced across devices via Firebase Firestore. Secure Sign-In: Log in using Apple or Google with Firebase Authentication.

About

Mood Tracker

Log your daily mood, habits, and memories in a single entry. Visualize your year through a clean calendar and insightful statistics, revealing patterns in your life over time. Attach photos to revisit cherished moments and gain a deeper understanding of your well-being.

Highlights
  • Daily mood tracking with notes
  • Habit and routine tracking
  • Photo attachment for memories
  • Calendar timeline view
  • Event logging
  • Tagging and location context
  • Interactive statistics
  • Year in Pixels calendar
Features
Read full description

Track your mood, habits, memories, and everyday life — all in one daily entry. Yian helps you build a complete picture of your year. Log your mood, write notes, track routines, attach photos, record events, and discover meaningful patterns through beautiful calendars and powerful insights. Every day becomes a small snapshot of your life. Over time, those snapshots reveal trends in your mood, habits, memories, and experiences. Features • Daily mood tracking (1–10) with rich notes and writing prompts • Dailies for tracking habits and recurring routines • Attach photos to preserve your memories • Weekly, monthly, yearly, and timeline calendar views • Year in Pixels calendar • Events with recurring support for appointments, trips, anniversaries, milestones, and more • Personalized insights, trends, and interactive statistics • Detailed breakdowns of your moods, habits, tags, locations, and more • Tags, bookmarks, and locations for better organization • Full-screen note editor designed for longer reflections • App Lock for additional privacy • Dark Mode for a comfortable experience day or night Whether you're keeping a mood journal, daily diary, gratitude journal, or simply recording life, Yian helps you see the bigger picture — one day at a time.

Screenshots

Quantify4 screens
Mood Tracker4 screens

Verdict

The call

The clearest difference is update cadence: Quantify at daily against Mood Tracker's every 3 weeks. Mood Tracker's advantage is ratings volume (8 vs 2) and iOS requirement (15.5 vs 17.6). On price, rating, review sentiment 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Quantify against 5.0 for Mood Tracker. Both are backed by a comparable volume of ratings — 2 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Quantify ships an update daily, Mood Tracker every 3 weeks. The most recent releases landed on October 7, 2026 and October 22, 2026 respectively.

Scorecard3 real differences · 7 level
Quantify versus Mood Tracker: the parameters behind the verdict, then further details
ParameterQuantifyMood Tracker
PriceFreeFree
Rating5.0 (2 ratings)5.0 (8 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings28 — better
Update frequencyDaily — betterEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.5 — better
Further details — not scored
Size20 MB46 MB
Age rating4+4+
DeveloperNicole Blair StoddartJungWoo Kwak

Customer experience

Quantify

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Mood Tracker

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Quantify

No in-app purchases

None

Mood Tracker

No in-app purchases

Questions

Is Quantify free?
Quantify is free to download, with no in-app purchases.
Is Mood Tracker free?
Mood Tracker is free to download, with no in-app purchases.
Which has better reviews, Quantify or Mood Tracker?
Quantify and Mood Tracker are both rated 5.0 out of 5 on the App Store, from 2 and 8 ratings respectively.
Do Quantify or Mood Tracker have ads?
Neither Quantify nor Mood Tracker shows ads.
Which is updated more often, Quantify or Mood Tracker?
Quantify ships an update daily, and Mood Tracker every 3 weeks. Most recently, Quantify was updated on October 7, 2026 and Mood Tracker on October 22, 2026.

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