Four To Twenty: mA/V Converter
iOS app by Jon Giambattista. Utilities · Jon Giambattista
- Store rating
- 4.5 / 5
- Store rating count
- 10
- Download price
- 0.99 USD
- In-app purchases
- Unknown
- Version
- 2.0
- Listing last refreshed
- 2026-09-09
View the original store listing
Store description excerpt
A simple calculator for converting electrical signals, typically 4-20mA scaled to an appropriate process signal (ex: 0-1000 psi). Choose from a wide variety of preset signal inputs and process signal outputs or enter your own custom values. Choose from 8 different themes.
Review coverage
AppRill has captured 0 reviews for this app. This is a collected sample, separate from the store rating count. Latest review capture: Not captured yet.
Recent captured chart positions
| Country | Chart | Category | Rank | Captured |
|---|---|---|---|---|
| BR | top-paid | Utilities | 18 | 2026-09-09 |
| NO | top-paid | all | 62 | 2026-09-08 |
| NO | top-paid | all | 55 | 2026-09-07 |
Chart position, rating count and review coverage do not establish downloads, revenue or profit. Understand the differences.