Comparison

HeatMapper vs Moleculist

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

Head to head
About

HeatMapper

Features
Read full description

Ever wondered if a home is losing heat during the winter or cooling the outside during the summer? With HeatMapper, you can see exactly what’s happening. After you map out a home, you’ll be able to see differences in temperature, relative humidity, and moisture content.

About

Moleculist

Organize your life by transforming interests into a cosmic, animated universe. Track books, movies, plants, food, games, people, and more with visually stunning displays and effortless data entry. Seamlessly integrate with other apps to capture discoveries and memories.

Highlights
  • Molecular home screen with animated universe
  • One-tap adding for various life elements
  • Automatic data extraction from websites
  • Detailed tracking with notes and tags
  • Seamless iPad experience
  • Smart sharing via Share Sheet
  • Export and backup functionality
Features
Read full description

Moleculist Transform your life into a beautiful molecular universe. Moleculist turns personal organization into an inspiring, cosmic experience—where every part of your life becomes a shimmering “molecule” in your own animated universe. Your Life, Beautifully Mapped Every book you read, movie you watch, restaurant you discover, plant you nurture, recipe you cook, game you play, and person you celebrate becomes a living part of your personal cosmos. Watch your interests orbit, connect, and evolve in stunning animated displays. Features That Spark Joy • Molecular home screen with animated orbital rings and smooth motion • One-tap adding for books, movies, plants, food (recipes), games, restaurants, and people • Seamless iPad experience with visuals that shine on the big screen • Smart sharing from Safari or any app via the Share Sheet • Automatic extraction of images, titles, and details from websites—no typing needed • Detailed tracking with status updates, notes, and tags • Export and backup to keep your universe safe Your Molecules Books – Track reading progress, save quotes, and build your literary galaxy. Movies and Shows – Organize your watchlist, rate favorites, and log recommendations. Plants – Track growth stages, care routines, and health in your digital garden. Food and Recipes – Save recipes, track cooking history, and perfect your culinary molecule. Restaurants – Log visits, rate dishes, and map your food adventures. Games – Track your gaming backlog, progress, and completed adventures. People – Remember birthdays, anniversaries, and gift ideas; keep profiles with photos, relationship types, and special notes. Moments – Capture memories, log your mood, and connect them to the moments that made them. Finds - Track your digital discoveries Design Philosophy Moleculist makes tracking feel magical—combining smooth animations, a cosmic theme, and elegant visuals so organizing your life is both fun and inspiring. No ads. No subscriptions. Free updates for life. One-time purchase for your personal life universe.

Screenshots

Moleculist4 screens

Verdict

The call

The clearest difference is update cadence: Moleculist at every 2 weeks against HeatMapper's every 7 months. HeatMapper's advantage is iOS requirement (15.0 vs 17.6). On price, ads, in-app purchases and device support 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.

UpkeepUpdate frequency

HeatMapper ships an update every 7 months, Moleculist every 2 weeks. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.

Scorecard2 real differences · 8 level
HeatMapper versus Moleculist: the parameters behind the verdict, then further details
ParameterHeatMapperMoleculist
PriceFreeFree
Rating—4.6 (17 ratings) — better
Positive reviews—77.8% of reviews
Number of ratings—17 — better
Update frequencyEvery 7 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPadiPhone, iPad — better
Requires iOS15.0 — better17.6
Further details — not scored
Size26 MB142 MB
Age rating4+4+
DeveloperContractor Nation CorporationBijjol Rambhia Kiran

In-app purchases

None

HeatMapper

No in-app purchases

None

Moleculist

No in-app purchases

Questions

Is HeatMapper free?
HeatMapper is free to download, with no in-app purchases.
Is Moleculist free?
Moleculist is free to download, with no in-app purchases.
Do HeatMapper or Moleculist have ads?
Neither HeatMapper nor Moleculist shows ads.
Which is updated more often, HeatMapper or Moleculist?
HeatMapper ships an update every 7 months, and Moleculist every 2 weeks. Most recently, HeatMapper was updated on October 5, 2026 and Moleculist on October 12, 2026.

Other comparisons