Comparison

OTDR Data Transporter vs VIAVILab

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

Head to head
About

OTDR Data Transporter

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"OTDR Data Transporter" can transfer data files measured by the Yokogawa AQ7280 OTDR to a cloud storage service (such as Dropbox) using a wireless LAN SDHC memory Card. It will also enable the ability to easily mail the measurement trace, report, or image file (.SOR/.PDF/.BMP/.JPG) after the file is transferred to the iPad or iPhone. ○Notes This application is exclusively designed to work with the FlashAir™ LAN SDHC memory card sold by Toshiba Corporation and may not function properly if another type of LAN SDHC memory card is used. ○Main Function -FileViewer This application can display the OTDR files with the extension .SOR, .PDF, .BMP, .JPG After it is saved to applicable LAN SDHC Memory Card. -SendMail This feature allows selection of the file saved to the LAN SDHC Memory Card to be sent via email using a cellular service on the iPhone or iPad. This function is useful when you want to transfer the data and reports measured by the OTDR at remote locations in the field. -Upload to CloudStorage This feature authenticates the data within the application, and can upload files to the cloud via Dropbox.

About

VIAVILab

Features
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The VIAVILab app instantly identifies substances on the field with their near infrared spectra. The application is part of a complete data management ecosystem covering from data acquisition to quality monitoring. A MircoNIR infrared spectrometer is required to acquire new spectra.

Screenshots

OTDR Data Transporter4 screens
VIAVILab4 screens

Verdict

The call

The clearest difference is update cadence: VIAVILab at every 2 weeks against OTDR Data Transporter's every 15 months. VIAVILab also leads on iOS requirement (12.2 vs 15.5). 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

OTDR Data Transporter ships an update every 15 months, VIAVILab every 2 weeks. The most recent releases landed on September 7, 2026 and September 12, 2026 respectively.

Scorecard2 real differences · 4 level
OTDR Data Transporter versus VIAVILab: the parameters behind the verdict, then further details
ParameterOTDR Data TransporterVIAVILab
PriceFreeFree
Update frequencyEvery 15 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.512.2 — better
Further details — not scored
Size20 MB112 MB
Age rating4+4+
DeveloperYokogawa Test & Measurement CorporationNIRLAB Forensics Sarl

In-app purchases

None

OTDR Data Transporter

No in-app purchases

None

VIAVILab

No in-app purchases

Questions

Is OTDR Data Transporter free?
OTDR Data Transporter is free to download, with no in-app purchases.
Is VIAVILab free?
VIAVILab is free to download, with no in-app purchases.
Do OTDR Data Transporter or VIAVILab have ads?
Neither OTDR Data Transporter nor VIAVILab shows ads.
Which is updated more often, OTDR Data Transporter or VIAVILab?
OTDR Data Transporter ships an update every 15 months, and VIAVILab every 2 weeks. Most recently, OTDR Data Transporter was updated on September 7, 2026 and VIAVILab on September 12, 2026.

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