# Temperature Checker Celsius vs VivoControl

The clearest difference is in-app purchases: VivoControl at none against Temperature Checker Celsius's 1. Temperature Checker Celsius's advantage is update cadence (every 2 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Temperature Checker Celsius sells 1 in-app purchase, starting at $1.99 per year. VivoControl asks for nothing beyond the download.

Temperature Checker Celsius ships an update every 2 days, VivoControl every 3 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Temperature Checker Celsius | VivoControl |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 30 MB | 60 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [JAMIE CHRISTOPHER DAVIES](https://appshunter.io/developer/1784256733) | [ASM Security INC](https://appshunter.io/developer/1382347625) |

## What reviewers say

### Temperature Checker Celsius

[App page](https://appshunter.io/ios/app/temperature-checker-celsius/id6738740831)

This utility app provides instant conversions between various temperature scales, including Celsius, Fahrenheit, and Kelvin. It features a user-friendly interface for quick and accurate calculations, making it ideal for everyday use in cooking, travel, or academic projects.

**Highlights:** Instant temperature conversion, Supports Celsius, Fahrenheit, Kelvin, User-friendly interface, Accurate results, Quick calculations on the go

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Converter Pro | $1.99 | per year |


### VivoControl

[App page](https://appshunter.io/ios/app/vivocontrol/id6756631335)

**Features:** Siri integration, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Temperature Checker Celsius free?

Temperature Checker Celsius is free to download, with in-app purchases available.

### Is VivoControl free?

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

### Do Temperature Checker Celsius or VivoControl have ads?

Neither Temperature Checker Celsius nor VivoControl shows ads.

### Which is updated more often, Temperature Checker Celsius or VivoControl?

Temperature Checker Celsius ships an update every 2 days, and VivoControl every 3 weeks. Most recently, Temperature Checker Celsius was updated on October 30, 2026 and VivoControl on November 5, 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.*