Comparison

Sitelink3D 2 Support Desk vs TopLayout

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

Head to head
About

Sitelink3D 2 Support Desk

Features
Read full description

Sitelink3D 2 support desk management. Approve pairings and manage support requests, remotely view machines. Requires Sitelink3D 2 account.

About

TopLayout

Features
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This application can communicate with a layout navigator LN Series. By using this, you can perform the layout work of 3 dimensional design data and as-build measurement of 3 dimensional point data. Layout navigator LN Series is pursuing the increase in efficiency of survey work and the ease of using compared with the conventional survey instrument. The update rate of data has realized 20 Hz. So the data delay to the motion of the prism is minimized and the response of guidance to a layout point becomes smooth. Moreover, it can be re-tracked quickly when it failed of tracking the prism. By carrying the self leveling, LN Series can also be used easily by user which is not used to handling of a survey instrument. Main Features of layout navigator LN Series: +Realization of simplification of operation by the limit to the function of layout work and as-build measurement. +Realization of the laborsaving by the measurement by oneself. +Realization of improvement of operational efficiency by the optimal sequence for each of layout work and as-build measurement. +Realization of simplification of instrument setup by the self leveling and visual information of operation steps. https://www.topconpositioning.asia/jp/en/products/brand/topcon/ln-150/ To use this application, the use of location information should be enabled. This application can be used on devices with iOS 16 or higher. Please note that operation on all devices is not guaranteed. Tested Devices: +iPhone 14 Plus(iOS 16.1) +iPhone 14 Pro Max(iOS 17.0.2) +iPhone 16 Pro Max(iOS 18.4) The instruction manual can be downloaded from the TOPCON website.

Screenshots

Sitelink3D 2 Support Desk1 screens
TopLayout4 screens

Verdict

The call

The clearest difference is update cadence: TopLayout at every 3 months against Sitelink3D 2 Support Desk's every 13 months. Sitelink3D 2 Support Desk's advantage is iOS requirement (10.0 vs 14.0). 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

Sitelink3D 2 Support Desk ships an update every 13 months, TopLayout every 3 months. The most recent releases landed on November 3, 2026 and October 29, 2026 respectively.

Scorecard2 real differences · 4 level
Sitelink3D 2 Support Desk versus TopLayout: the parameters behind the verdict, then further details
ParameterSitelink3D 2 Support DeskTopLayout
PriceFreeFree
Update frequencyEvery 13 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better14.0
Further details — not scored
Size50 MB47 MB
Age rating4+4+
DeveloperTopcon Positioning Systems, Inc.TOPCON CORPORATION

In-app purchases

None

Sitelink3D 2 Support Desk

No in-app purchases

None

TopLayout

No in-app purchases

Questions

Is Sitelink3D 2 Support Desk free?
Sitelink3D 2 Support Desk is free to download, with no in-app purchases.
Is TopLayout free?
TopLayout is free to download, with no in-app purchases.
Do Sitelink3D 2 Support Desk or TopLayout have ads?
Neither Sitelink3D 2 Support Desk nor TopLayout shows ads.
Which is updated more often, Sitelink3D 2 Support Desk or TopLayout?
Sitelink3D 2 Support Desk ships an update every 13 months, and TopLayout every 3 months. Most recently, Sitelink3D 2 Support Desk was updated on November 3, 2026 and TopLayout on October 29, 2026.

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