Comparison

Temp Master vs GrapeTime

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

Head to head
About

Temp Master

This utility app enhances thermal imaging capabilities for compatible Thermal Master devices, offering precise temperature detection and advanced image analysis. It allows users to view, save, and export thermal data offline, with features like digital zoom and improved resolution for various inspection tasks.

Highlights
  • High-accuracy temperature detection
  • Enhanced infrared resolution
  • Offline data viewing and export
  • Up to 15x digital zoom
  • Reduced background noise
  • Long battery life optimization
Features
Read full description

Temp Master This app is exclusively compatible with the following Thermal Master devices: P1 / P2 Pro / P3. Thermal Master offers two main series of thermal imaging devices—Temp Master (traditional smartphone thermal cameras) and Thermal Master (thermal monoculars)—covering a wide range of use cases from home temperature monitoring and industrial inspections to long-range (up to 1500 meters) outdoor night vision. What's new in this version: Resolved compatibility issues with the X³ super-resolution algorithm on some models. Now fully supports enhanced infrared resolution of 512×384. P2 now supports high-accuracy temperature detection within ±2.7℉ (±1.5℃). With an upgraded IQ+ precision algorithm, temperature readings for HVAC systems, electrical circuits, PCB diagnostics, and automotive inspections are now even more reliable. The P2 pioneered ultra-low power consumption in thermal imaging—just 0.3W. We've further optimized the algorithm, battery life can now reach 5–7 hours or more. Upgraded professional data analysis software: view, save, and export images and temperature data even offline. Enhanced the Razor X image algorithm, reducing background noise by approximately 20% and achieving a frame rate of 25Hz, ensuring smooth performance even during fast movements. All Thermal Master devices now support up to 15x digital zoom for pinpoint accuracy when locating faults. As a global leader in smartphone thermal imaging, Thermal Master is committed to creating smarter and sharper thermal cameras. We hold the largest number of smartphone thermal imaging patents worldwide and offer lifetime free software updates for all products.

About

GrapeTime

Features
Read full description

GrapeTime is the simplest and most effective task management platform for individuals and teams of all sizes. Whether you're organizing personal to-dos or streamlining projects across your entire organization, GrapeTime helps you stay on track with ease. With intuitive tools, seamless collaboration, and a clean, clutter-free interface, managing tasks has never been so effortless. Stay productive, work smarter, and let GrapeTime help you crush your goals—one task at a time.

Screenshots

Temp Master4 screens
GrapeTime4 screens

Verdict

The call

The clearest difference is iOS requirement: Temp Master at 11.0 against GrapeTime's 14.0.0. On price, update cadence, ads and in-app purchases 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

Temp Master ships an update every 5 weeks, GrapeTime every 2 months. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

Scorecard1 real difference · 9 level
Temp Master versus GrapeTime: the parameters behind the verdict, then further details
ParameterTemp MasterGrapeTime
PriceFreeFree
Rating3.1 (14 ratings) — better—
Positive reviews40.0% of reviews—
Number of ratings14 — better—
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better14.0.0
Further details — not scored
Size43 MB46 MB
Age rating4+4+
DeveloperThermal Master Technology Co.,Ltd.Wade Saunders

In-app purchases

None

Temp Master

No in-app purchases

None

GrapeTime

No in-app purchases

Questions

Is Temp Master free?
Temp Master is free to download, with no in-app purchases.
Is GrapeTime free?
GrapeTime is free to download, with no in-app purchases.
Do Temp Master or GrapeTime have ads?
Neither Temp Master nor GrapeTime shows ads.
Which is updated more often, Temp Master or GrapeTime?
Temp Master ships an update every 5 weeks, and GrapeTime every 2 months. Most recently, Temp Master was updated on October 24, 2026 and GrapeTime on October 11, 2026.

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