Comparison

VIAVILab vs QL Local

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

Head to head
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.

About

QL Local

This app provides field technicians with precise control over HFC network devices. It enables on-site diagnostics, firmware management, and troubleshooting without disrupting network operations. Technicians can securely access device data, push updates, and monitor network performance through a user-friendly mobile interface.

Highlights
  • Localized device access
  • Real-time diagnostics
  • Firmware updates
  • Configuration management
  • Ingress and power monitoring
  • Asset validation
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QuantumLink™ Local Mobile Application empowers field technicians with precision control over HFC network devices. Built on AOI’s industry-leading LoRaWAN architecture, QuantumLink Local allows on-site diagnostics, firmware management, and troubleshooting without disrupting network operations. Field engineers can securely access amplifier and node data, push configuration updates, monitor ingress levels, and perform asset validation — all through a rugged, technician-friendly mobile interface. Key Features: • Localized device access via secure wireless interface • Real-time diagnostics and telemetry monitoring • Firmware updates and configuration management • Ingress, ALSC, and power monitoring • Historical change tracking and geo-tagging • Standards-compliant with DOCSIS® 4.0 and SCTE specifications QuantumLink Local integrates seamlessly with QuantumLink Node and QuantumLink Central, delivering unmatched operational efficiency across the HFC plant. AOI’s solution reduces truck rolls, minimizes network downtime, and puts powerful tools in the hands of technicians where they work best — in the field.

Screenshots

VIAVILab4 screens
QL Local4 screens

Verdict

The call

The clearest difference is update cadence: VIAVILab at every 2 weeks against QL Local's every 7 months. 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

VIAVILab ships an update every 2 weeks, QL Local every 7 months. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

Scorecard1 real difference · 9 level
VIAVILab versus QL Local: the parameters behind the verdict, then further details
ParameterVIAVILabQL Local
PriceFreeFree
Rating—3.0 (3 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 2 weeks — betterEvery 7 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size112 MB31 MB
Age rating4+4+
DeveloperNIRLAB Forensics SarlAPPLIED OPTOELECTRONICS, INC.

In-app purchases

None

VIAVILab

No in-app purchases

None

QL Local

No in-app purchases

Questions

Is VIAVILab free?
VIAVILab is free to download, with no in-app purchases.
Is QL Local free?
QL Local is free to download, with no in-app purchases.
Do VIAVILab or QL Local have ads?
Neither VIAVILab nor QL Local shows ads.
Which is updated more often, VIAVILab or QL Local?
VIAVILab ships an update every 2 weeks, and QL Local every 7 months. Most recently, VIAVILab was updated on October 16, 2026 and QL Local on October 12, 2026.

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