# From This to That vs DotFun Studio

The clearest difference is in-app purchases: From This to That at none against DotFun Studio's 7. From This to That also leads on ads (none vs shown) and iOS requirement (18.6 vs 26.0). DotFun Studio's advantage is update cadence (weekly vs every 3 months). On price and device support there is nothing between them.

Both are free to download. DotFun Studio sells 7 one-off in-app purchases. From This to That asks for nothing beyond the download.

From This to That ships an update every 3 months, DotFun Studio weekly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | From This to That | DotFun Studio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | — |
| Size | 5 MB | 35 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Baughman](https://appshunter.io/developer/1812344656) | [Apurba Saha Bipo](https://appshunter.io/developer/1896372206) |

## What reviewers say

### From This to That

[App page](https://appshunter.io/ios/app/from-this-to-that/id6759881974)

This app provides a vast array of unit conversion tools, covering common, engineering, scientific, and specialty needs. Easily convert between thousands of units with a clean interface and advanced features like search and export.

**Highlights:** 80+ conversion categories, Specialty converters (color codes, Morse code, etc.), Display results as decimal, fractions, or compound, Copy results to clipboard, Export conversions to CSV, Search across all categories, Offline functionality

**Features:** Vision Pro support

**In-app purchases:** none


### DotFun Studio

[App page](https://appshunter.io/ios/app/dotfun-studio/id6767080441)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Espresso Tip | $1.99 | one-time |
| Americano Tip | $2.99 | one-time |
| Latte Tip | $3.99 | one-time |
| Cappuccino Tip | $4.99 | one-time |
| Mocha Tip | $5.99 | one-time |
| Iced Coffee Tip | $6.99 | one-time |
| Iced Latte Tip | $7.99 | one-time |


## Frequently asked questions

### Is From This to That free?

From This to That is free to download, with no in-app purchases.

### Is DotFun Studio free?

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

### Do From This to That or DotFun Studio have ads?

DotFun Studio shows ads; From This to That does not.

### Which is updated more often, From This to That or DotFun Studio?

From This to That ships an update every 3 months, and DotFun Studio weekly. Most recently, From This to That was updated on October 24, 2026 and DotFun Studio on October 10, 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.*