iTherm vs Axialmark
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
iTherm
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This is a plug-and-play professional thermal imaging tool. Paired with a Type-C thermal camera, it instantly turns your phone into a thermal imager. The app features a clean, intuitive interface with zero learning curve. Real-time Infrared Imaging: Plug in and start immediately. Multiple built-in color palettes (Iron Red, Cool Color, High Contrast, etc.) help you clearly identify temperature distribution and hot spots from different perspectives. Precise Temperature Measurement: Supports spot/line temperature measurement, area temperature measurement, and automatic high/low temperature tracking, with real-time temperature readings displayed on screen. One-Tap Snapshot: Spot an abnormal temperature point? Just tap to save an infrared image that retains full temperature data for later analysis and comparison. HD Video Recording: Supports infrared video recording to dynamically capture temperature changes over timeβideal for equipment inspection, outdoor exploration, or electrical maintenance scenarios.
Axialmark
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Axialmark is a high-performance 3D CAD and engineering model viewer for iPhone and iPad. With on-device geometry processing and Apple Metal rendering, Axialmark delivers precise inspection and fluid navigation for STEP assemblies, STL meshes, PLY point clouds, and other 3D engineering models. Whether you are in the workshop, preparing a client presentation, traveling, or working at your 3D printing desk, Axialmark helps you inspect and present 3D designs wherever you are. Key Features: β’ Precise CAD Geometry Inspect solid and surface models with clear feature edges and Hidden Line Removal (HLR) for technical viewing. β’ Metal-Accelerated Rendering Orbit, pan, and zoom through complex models with responsive, high-quality rendering. β’ Product Assembly Structure Tree Browse hierarchical assemblies, expand or collapse branches, isolate components, and see selections reflected in the viewport. β’ ViewCube and Camera Controls - Tap or drag the interactive ViewCube for standard orthographic and isometric views. - Switch between orthographic and perspective projection. - Use multi-touch orbit, pan, pinch-to-zoom, and Fit All framing. β’ Professional Display Styles Choose Shaded, Shaded with Edges, Wireframe, or Hidden Line Removal views. A reference grid supports spatial orientation. β’ Model Information Review bounding-box dimensions, triangle and face counts, file size, and unit information. β’ Private, On-Device Processing Open models from Files, iCloud Drive, AirDrop, and shared documents. Processing and rendering stay on your device. Supported Formats: - STEP / STP / STEPZ / STPZ - IGES / IGS - STL, PLY, OBJ - glTF / GLB - BREP, XCAF, VRML / WRL Download Axialmark to inspect, review, and present 3D engineering models on the go.
Screenshots
Verdict
The clearest difference is update cadence: Axialmark at every 2 days against iTherm's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
iTherm ships an update every 6 weeks, Axialmark every 2 days. Both last shipped on October 25, 2026.
| Parameter | iTherm | Axialmark |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Every 2 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod β better |
| Requires iOS | 14.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 28 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | Guangdong Laureii Intelligent Technology Co.,Ltd | ζζ° ζΎ |
In-app purchases
iTherm
No in-app purchases
Axialmark
No in-app purchases









