# Bellwether Canary — Listen to the electricity

> Listen to the electricity (iPhone/iPad app by Bellwether, LLC — Acoustic Analysis.)

- Source: https://appshunter.io/ios/app/bellwether-canary/id6760197939 (this page in markdown: same URL + `.md`)
- Developer: [Bellwether, LLC — Acoustic Analysis](https://appshunter.io/developer/1883139354)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 26.0 · 5 MB
- Languages: American English
- Released: 2026-05-17
- Data updated: 2026-06-03
- User reviews in markdown: https://appshunter.io/ios/app/bellwether-canary/id6760197939/reviews.md

## What is Bellwether Canary?

In 60 seconds, learn: transformer loading; time left to failure (winding issues); and risk of fire (partial discharge/bushing failure). Upload recordings to the cloud for later review, or retain them locally.


## Version history (last 2 releases)

### 0.2 — 2026-05-23

Synchronous uploading so as to not overwhelm your phone; percentile assessments of issues; new formulas for evaluating windings, core, and phase imbalance

### 0.1 — 2026-05-17

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 2026-06-03.*