# Crustello vs S.D Timer Pro

The clearest difference is update cadence: S.D Timer Pro at daily against Crustello's every 2 weeks. S.D Timer Pro also leads on iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Crustello ships an update every 2 weeks, S.D Timer Pro daily. The most recent releases landed on September 20, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Crustello | S.D Timer Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (3 ratings)](https://appshunter.io/ios/app/crustello/id6751847958/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Ad-supported | — |
| Size | 19 MB | 4 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RaceBox Motorsport Llc](https://appshunter.io/developer/1521988791) | [oran kamelgarn](https://appshunter.io/developer/1884948105) |

## What reviewers say

### Crustello

[App page](https://appshunter.io/ios/app/crustello/id6751847958)

This app helps bakers perfect their dough and sourdough starters by monitoring fermentation with real-time data, smart alerts, and historical analysis. It works with companion hardware to track rise, temperature, and activity, making baking more predictable and delicious.

**Highlights:** Track fermentation with real-time data, Receive smart alerts for peak rise and temperature, Monitor sourdough starter activity and feeding schedules, Log and analyze past baking sessions, Compare fermentation graphs for technique refinement, Utilize a smart calculator for precise baking plans, Connect and manage multiple sensors remotely

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### S.D Timer Pro

[App page](https://appshunter.io/ios/app/sd-timer-pro/id6760554281)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Crustello free?

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

### Is S.D Timer Pro free?

S.D Timer Pro is free to download, with no in-app purchases.

### Do Crustello or S.D Timer Pro have ads?

Neither Crustello nor S.D Timer Pro shows ads.

### Which is updated more often, Crustello or S.D Timer Pro?

Crustello ships an update every 2 weeks, and S.D Timer Pro daily. Most recently, Crustello was updated on September 20, 2026 and S.D Timer Pro on September 23, 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.*