# otsora

> otsora (iPhone/iPad app by sirajuddin sirajuddin.)

- Source: https://appshunter.io/ios/app/otsora/id6773828274 (this page in markdown: same URL + `.md`)
- Developer: [sirajuddin sirajuddin](https://appshunter.io/developer/6773828276)
- Category: Utilities, Business
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 18.6 · 2 MB
- Languages: American English
- Released: 2026-06-03
- Data updated: 2026-06-19
- User reviews in markdown: https://appshunter.io/ios/app/otsora/id6773828274/reviews.md

## What is otsora?

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

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| cable pro | $12.00 | per month |



## Version history (last 1 release)

### 1.0 — 2026-06-03

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-19.*