# Angle Converter vs Voltgo Bluetooth

The clearest difference is price: Voltgo Bluetooth at Free against Angle Converter's $1.99. Voltgo Bluetooth also leads on rating (5.0 vs 4.3) and update cadence (every 2 months vs every 37 months). Angle Converter's advantage is ratings volume (4 vs 1). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Voltgo Bluetooth is free to download; Angle Converter costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Voltgo Bluetooth holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Angle Converter ships an update every 37 months, Voltgo Bluetooth every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Angle Converter | Voltgo Bluetooth |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.3 (4 ratings)](https://appshunter.io/ios/app/angle-converter/id1538265836/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/voltgo-bluetooth/id6449036442/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 0 MB | 6 MB |
| Requires iOS | **13.4** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anna Filobok](https://appshunter.io/developer/1613515832) | [Shenzhen zetara power system Co.,LTD](https://appshunter.io/developer/1774419082) |

## What reviewers say

### Angle Converter

[App page](https://appshunter.io/ios/app/angle-converter/id1538265836)

Easily convert angles between various units including degrees, radians, arcminutes, arcseconds, and gradians. This tool is designed for professionals and enthusiasts who need quick and accurate angle conversions.

**Highlights:** Convert degrees to radians, Convert radians to degrees, Convert arcminutes and arcseconds, Supports gradians (gon), Fast and accurate conversions

**Features:** macOS Compatibility

**In-app purchases:** none


### Voltgo Bluetooth

[App page](https://appshunter.io/ios/app/voltgo-bluetooth/id6449036442)

Monitor your device's battery health in real-time. This tool app uses Bluetooth to display crucial metrics like current, temperature, and voltage.

**Highlights:** Monitor battery currency, Check battery temperature, View battery voltage, Bluetooth connectivity, Battery health status

**In-app purchases:** none


## Frequently asked questions

### Is Angle Converter free?

Angle Converter costs $1.99, with no in-app purchases.

### Is Voltgo Bluetooth free?

Voltgo Bluetooth is free to download, with no in-app purchases.

### Which has better reviews, Angle Converter or Voltgo Bluetooth?

Voltgo Bluetooth is rated higher. Angle Converter averages 4.3 out of 5 from 4 ratings, while Voltgo Bluetooth averages 5.0 from 1 ratings.

### Do Angle Converter or Voltgo Bluetooth have ads?

Neither Angle Converter nor Voltgo Bluetooth shows ads.

### Which is updated more often, Angle Converter or Voltgo Bluetooth?

Angle Converter ships an update every 37 months, and Voltgo Bluetooth every 2 months. Most recently, Angle Converter was updated on November 3, 2026 and Voltgo Bluetooth on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*