Magnetometer ∞ vs Bellwether Canary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Magnetometer ∞
Visualize magnetic fields in real-time with precision charts and monitor X, Y, Z axis readings. Ideal for scientific research, education, and field work, this app offers professional-grade accuracy and an intuitive interface for easy data interpretation.
- Real-time magnetic field visualization
- X, Y, Z axis readings in microteslas
- Scientific research tool
- Educational aid
- Field work companion
- Intuitive interface
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Magnetometer Visualizer - Explore the invisible magnetic world - Visualize magnetic fields in real-time with precision charts - Monitor X, Y, Z axis readings in microteslas (µT) - Perfect for scientific research, education, and field work - Professional-grade accuracy for reliable measurements - Clean, intuitive interface for easy data interpretation Whether you're a researcher, student, or professional, unlock the power of magnetic field analysis with stunning real-time visualization. Privacy Policy: https://apps.fawkeswei.com/magnetometer/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Bellwether Canary
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In 60 seconds, learn: transformer loading, core health, winding looseness, and phase imbalance. Upload recordings to the cloud for later review, or retain them locally.
Screenshots
Verdict
The clearest difference is in-app purchases: Bellwether Canary at none against Magnetometer ∞'s 2. Bellwether Canary also leads on ads (none vs shown) and update cadence (every 4 days vs every 2 weeks). Magnetometer ∞'s advantage is iOS requirement (17.0 vs 26.0). On price 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
Both are free to download. Magnetometer ∞ sells 2 in-app purchases, starting at $1.99 per 7 days. Bellwether Canary asks for nothing beyond the download.
Magnetometer ∞ ships an update every 2 weeks, Bellwether Canary every 4 days. The most recent releases landed on October 11, 2026 and September 28, 2026 respectively.
| Parameter | Magnetometer ∞ | Bellwether Canary |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (58 ratings) — better | — |
| Number of ratings | 58 — better | — |
| Update frequency | Every 2 weeks | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 16 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Chen-Yu Wei | Bellwether, LLC — Acoustic Analysis |
In-app purchases
Magnetometer ∞
- Weekly$1.997 Days
- Lifetime$9.99
Bellwether Canary
No in-app purchases
Questions
Is Magnetometer ∞ free?
Is Bellwether Canary free?
Do Magnetometer ∞ or Bellwether Canary have ads?
Which is updated more often, Magnetometer ∞ or Bellwether Canary?
Other comparisons
