Comparison

Modeler 3D vs LogMaster

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

Head to head
About

Modeler 3D

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Modeler 3D is in the tradition of OpenSCAD and JSCAD a programmatic 3D modeling tool. In contrary to those two, the well known Lua-script language is used. Primary target devices are the latest, powerful M1 iPads, which calls for professional, native CAD tools. This need shall be fulfilled by Modeler 3D. Honestly speaking, Modeler 3D is not there yet, but will quickly evolve. Designs can be exported as OBJ and STL in high quality and full resolution. Features: - 2D objects: Circle, Square, Rectangle, Isogon, Text, Arbitrary Path, Sketch consisting of multiple paths - 2D modifiers: translate, rotate, scale - 2D object operations: union - 3D objects: Cube, Cone, Sphere, Cylinder - 3D modifiers: translate, rotate, scale, center - 3D object operations: union, intersection, subtract, xor - 2D to 3D: extrude, loft - 2D applied to 3D: Pocket - Native CSG engine written in Swift - Export: OBJ, STL, PNG and code - Live updates of computed 3D models - Color support: - Multi-Window Support - Drag And Drop between Projects and from File Manager We are looking forward to your feedback.

About

LogMaster

Instantly measure logs and get optimal cutting solutions using LiDAR technology. Reduce waste and improve lumber quality for portable sawmills. Works offline and keeps all data on your device.

Highlights
  • LiDAR log scanning
  • Instant cutting solutions
  • Optimized lumber yield
  • Offline operation
  • Data stays on device
  • Portable sawmill focus
Features
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Scan a log on your portable sawmill, have a cutting solution produced instantly. LogMaster uses the iPhone (or iPad) LiDAR system to measure logs and calculate an optimal cutting solution specific to your defined sawmill. Less waste, more lumber. No more off-size cuts and mountains of re-saw. Do it once, do it correctly. Become a Log Master today! Your sawmill efficiency will sky rocket, and you will produce more quality boards than ever before. BUILT FOR THE FIELD Log Master is designed to work where you work — outdoors, on the landing, at the mill, or in the bush. Scans complete in seconds. No internet connection required. All data stays on your device. WHO IT'S FOR LogMaster is built for portable sawmill operators, small and mid-sized sawmill businesses, woodlot owners, log buyers, and anyone who needs fast, reliable log measurement without a tape measure and a scaling stick, or anyone who wants a decent output estimate from a log almost instantly. LogMaster pairs with LogScanner - field scans can move between devices to reach the Sawyer. LogMaster is an advanced sawing consultant: it analyzes logs for the best lumber output and builds a cut plan to do it. REQUIREMENTS LogMaster requires an iPhone 12 Pro or later with a LiDAR Scanner. Compatible with iPhone 12 Pro, 12 Pro Max, 13 Pro, 13 Pro Max, 14 Pro, 14 Pro Max, 15 Pro, 15 Pro Max, and later Pro models. SUBSCRIPTION LogMaster is available as a monthly or annual subscription. Subscriptions are managed through your Apple ID. Cancel any time. IMPORTANT Log measurements are estimates based on LiDAR sensor data and are intended as decision-support tools. Results may vary based on scanning conditions, log surface, and device. LogMaster is not a certified scaling instrument and does not satisfy legal scaling requirements where applicable. Terms of Use: https://www.bunyansoftware.com/eula Privacy Policy: https://www.bunyansoftware.com/privacy

Screenshots

LogMaster4 screens

Verdict

The call

The clearest difference is in-app purchases: Modeler 3D at none against LogMaster's 3. Modeler 3D also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads 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. LogMaster sells 3 in-app purchases, starting at $14.99 per month. Modeler 3D asks for nothing beyond the download.

UpkeepUpdate frequency

Modeler 3D ships an update every 4 days, LogMaster weekly. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.

Scorecard2 real differences · 8 level
Modeler 3D versus LogMaster: the parameters behind the verdict, then further details
ParameterModeler 3DLogMaster
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 4 days — betterWeekly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Subscription
DevicesiPadiPhone, iPad — better
Requires iOS15.0 — better17.0
Further details — not scored
Size11 MB47 MB
Age rating4+4+
DeveloperVicinity International GmbHBunyan Software

In-app purchases

None

Modeler 3D

No in-app purchases

3 purchases

LogMaster

Subscriptions3
  • Monthly$14.991 Month
  • 6 Month$79.996 Months
  • Annual$149.991 Year

Questions

Is Modeler 3D free?
Modeler 3D is free to download, with no in-app purchases.
Is LogMaster free?
LogMaster is free to download, with in-app purchases available.
Do Modeler 3D or LogMaster have ads?
Neither Modeler 3D nor LogMaster shows ads.
Which is updated more often, Modeler 3D or LogMaster?
Modeler 3D ships an update every 4 days, and LogMaster weekly. Most recently, Modeler 3D was updated on September 17, 2026 and LogMaster on September 21, 2026.

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