# Mercury vs Break60

The clearest difference is ads: Mercury at none against Break60's shown. Break60's advantage is update cadence (every 3 months vs every 70 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Mercury sells 5 one-off in-app purchases and Break60 sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Mercury ships an update every 70 months, Break60 every 3 months. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Mercury | Break60 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/mercury-temperature-converter/id1494415587/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 70 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 4 MB | 43 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Samuel Herrera](https://appshunter.io/developer/962670797) | [Kanta Oikawa](https://appshunter.io/developer/1629546241) |

## What reviewers say

### Mercury

[App page](https://appshunter.io/ios/app/mercury-temperature-converter/id1494415587)

Easily convert temperatures between Celsius, Fahrenheit, and Kelvin with an elegant and intuitive interface. Features dynamic background color changes based on temperature and supports decimal conversions.

**Highlights:** Celsius, Fahrenheit, Kelvin conversion, Interactive temperature scrolling, Dynamic background color, Reset to zero function, Decimal temperature support

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |
| Massive Tip | $9.99 | one-time |


### Break60

[App page](https://appshunter.io/ios/app/break60/id6670366203)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Individual | $0.99 | per month |
| Ongoing Support | $1.99 | per month |
| Individual | $9.99 | per year |
| One-time Support | $2.99 | one-time |


## Frequently asked questions

### Is Mercury free?

Mercury is free to download, with in-app purchases available.

### Is Break60 free?

Break60 is free to download, with in-app purchases available.

### Do Mercury or Break60 have ads?

Break60 shows ads; Mercury does not.

### Which is updated more often, Mercury or Break60?

Mercury ships an update every 70 months, and Break60 every 3 months. Most recently, Mercury was updated on October 8, 2026 and Break60 on October 15, 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.*