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About
otsora is a private, on-device otdr trace viewer for fiber-optic technicians.
open a .sor file from anywhere — files, airdrop, email — and get an instant analysis:
· fiber length, total loss, optical return loss
· per-event splice loss, reflectance, slope
· vendor-quirk handling for exfo, viavi, anritsu, yokogawa, jdsu
export any single-core analysis as a pdf link report.
cable pro (subscription)
· analyze a multi-core cable in one pass — 1 to 288 cores
· ranked repair locations across cores (splice clusters within 200 m)
· per-core verdict + end-event classification (cut, crushed, mated pc, off-route…)
· attach a kml/kmz route and see exactly where on the map to send a crew
· watermark-free cable + per-core pdf reports
· 7-day free trial, then $12 / month, cancel anytime
private by design — traces never leave the device. no account, no upload, no telemetry.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://otsora.com/legal/privacy
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What's New in otsora
1.0
June 3, 2026
Subscription plans
cable pro
multi-core cable analysis · repair sites · pdf
$12.001 Month
7 Days trial






