Thermometers - Logic Puzzles
By Feng Xia
Thermometers is a grid-based deduction game for iOS, offering 9,000+ puzzles in a calm, offline-first format.
The App DNA
What makes this app unique?
The app removes the connectivity dependency that forces users to abandon sessions during travel or low-signal commutes.
For Fans of logic and grid-based puzzles like Sudoku who prefer a calm, offline-capable gaming experience.
What does it look like?
Key features
Full functionality without internet connection.
Dedicated path for extra-large expert boards.
Fresh calendar-based puzzle every day.
How much does it cost?
The app is currently free with no visible monetization gates, representing a significant missed revenue opportunity for the developer.
Velocity
Maintenance developmentUX improvementsperformanceShow more...
With only one release in the analyzed window and 101 days since the last update, the app operates on a maintenance cadence. Development is currently focused on visual polish and general stability rather than active feature expansion. The latest release introduced dark mode and improved board readability, but the lack of subsequent updates suggests a stable, low-frequency maintenance cycle.
Who built it?
Feng Xia
4 apps tracked · Games
Picross: Color Logic Puzzles
Gradira: Photo Color Looks
Nonogram: Picture CrossUser Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Thermometers - Logic Puzzles
How's the Games market?
Thermometers maintains a niche position in the logic-grid category, currently holding a 4.33 rating across its initial user base. The absence of monetization gates contrasts with the category norm, where rivals typically capture value through ad-removal or premium puzzle packs.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Thermometers - Logic Puzzles
Where is it heading?
The logic-puzzle market is consolidating around titles that offer daily live-ops and social features, which creates a significant retention risk for Thermometers. The app must transition to a sustainable monetization model to fund the feature development necessary to remain relevant against more dynamic competitors.
- The maintenance-only release cadence suggests a lack of active investment, which will likely lead to user churn as rivals update more frequently.
The SWOT
- Offline-first architecture enables session frequency for commuters
- Introduce 'Pro' subscription to monetize power users
Next best moves
Implement ad-removal purchase because the current free-only model misses revenue from 9,000+ puzzles → increase ARPU
The counter-intuitive read
The app's lack of monetization is not a…
Read the full takeBottom line
Thermometers relies on a high-quality, offline-first deduction loop, but the lack of monetization gates leaves the app vulnerable to rivals with more aggressive revenue models. Introducing a premium tier would unlock value from the power-user segment.
Unlock 1 critical friction, 1 market threat and the analyst’s take.
Access the full report for freeFAQ
Is Thermometers free to play?
Does Thermometers work offline?
What is the difference between this and Sudoku?
Are there ads in Thermometers?
Sources
- [1] App Store
- [2] Developer website, source
Report last updated