# Crumb: AI Sourdough Coach — Analyze Fermentation & Bakes

> AI sourdough companion for analyzing bakes, tracking proofing, and managing starters. (iPhone/iPad app by Zenmonkeys Digital LLC.)

- Source: https://appshunter.io/ios/app/crumb-ai-sourdough-coach/id6777581829 (this page in markdown: same URL + `.md`)
- Developer: [Zenmonkeys Digital LLC](https://appshunter.io/developer/1868802546)
- Category: Food & Drink, Lifestyle
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 17.0 · 18 MB
- Languages: English
- Released: 2026-06-12
- Data updated: 2026-07-09
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/crumb-ai-sourdough-coach/id6777581829/reviews.md

## What is Crumb?

Better Bread Through Better Feedback

Crumb is your AI sourdough companion — from feeding your starter to reading the crumb. Snap a photo of any loaf and get instant feedback on fermentation, crumb structure, hydration, and overall bake quality, then track every loaf in a beautiful baking journal.

AI Crumb Analysis
• Analyze crumb openness and evenness
• Evaluate fermentation — under, well, or over
• Spot common baking issues
• Get specific, next-bake recommendations
• A tasting-note scorecard for every loaf

Proofing Tracker
• Time bulk fermentation and final proof
• Temperature-aware "ready around" predictions
• Cold-retard and out-of-the-fridge modes
• Snap a photo mid-proof for an instant "is it ready?" read

Starter Coach
• Log feedings and see when your starter will peak
• Photograph it for an AI health check
• A from-scratch starter guide for beginners

Baker's Tools
• Mixing-water calculator to hit your target dough temp
• Recipe vault for your formulas, hydration, and notes

Your Baking Journal
• A complete, photo-first history of your bakes
• Track your score, best crumb, and streak over time
• Nickname and favorite your proudest loaves
• Ask the AI coach anything about a specific bake

Built for Serious Home Bakers
Whether you're baking your first country loaf or refining competition-quality sourdough, Crumb helps you understand and improve every bake.

Download Crumb and turn every loaf into a learning opportunity.

Terms: https://www.zencodex.io/apps/crumb/terms

## Key features

- AI crumb analysis for openness and evenness
- Fermentation evaluation (under, well, over)
- Proofing tracker with temperature-aware predictions
- Starter health checks and feeding logs
- Mixing-water calculator
- Photo-first baking journal

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Crumb Pro | $4.99 | per month |
| Crumb Pro (Annual) | $34.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 3 Scans | $0.99 | one-time |
| 15 Scans | $3.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/crumb-ai-sourdough-coach/id6777581829/reviews.md

### 5/5 — My sourdough coach

*2026-06-17*

Like a little pocket sourdough crumb coach. Take a picture of your crumb and learn how to improve it. Also has tools for baking and recipes.

## Frequently asked questions about Crumb

### What does Crumb analyze in my sourdough bakes?

Crumb analyzes crumb openness and evenness, evaluates fermentation levels (under, well, or over), and spots common baking issues. It provides specific recommendations for your next bake and a tasting-note scorecard for each loaf.

### How does Crumb help with proofing?

Crumb's proofing tracker monitors bulk fermentation and final proof times. It offers temperature-aware 'ready around' predictions and supports cold-retard and out-of-the-fridge modes. You can also snap a photo mid-proof for an instant 'is it ready?' check.

### Can Crumb help me manage my sourdough starter?

Yes, Crumb acts as a Starter Coach. You can log feedings to see when your starter will peak, photograph it for an AI health check, and access a guide for creating a starter from scratch.

### What baking tools are included in Crumb?

Crumb includes a mixing-water calculator to help you achieve your target dough temperature. It also features a recipe vault where you can store your formulas, hydration percentages, and personal notes.

### How does Crumb's baking journal work?

The baking journal provides a complete, photo-first history of all your bakes. You can track your scores, best crumb results, and baking streaks over time. You can also nickname and favorite your proudest loaves and ask the AI coach specific questions about any bake.

### What are the subscription options for Crumb Pro?

Crumb Pro offers two subscription plans: a monthly option for $4.99 per month and an annual plan for $34.99 per year. The annual plan includes a 7-day free trial.

### Is Crumb suitable for beginners?

Yes, Crumb is built for serious home bakers, from beginners to experienced individuals. It provides a from-scratch starter guide and helps users understand and improve every bake, making it valuable for all skill levels.

### What devices does Crumb support?

Crumb is available on iPhone and iPad devices, allowing users to analyze their bakes and manage their baking journey across Apple's mobile platforms.

## Version history (last 5 releases)

### 1.5 — 2026-06-28

What's new in 1.5:

• Community — share your scored bakes to a public feed, see what other sourdough bakers are pulling from the oven, and like your favorites.
• Choose a baker name to post under.
• Report and block controls keep the feed friendly.
• Lighter, faster photo uploads.
• Stability improvements.

### 1.4 — 2026-06-26

What's new in 1.4:
• A warm welcome — a quick intro the first time you open Crumb
• Refreshed typography for a cleaner, more readable analysis and coaching experience
• A polished launch screen and smoother first run
• Small design refinements throughout

Happy baking!

### 1.2.1 — 2026-06-20

Crumb reads are noticeably faster now — your bake feedback comes back in seconds. We've also made the analysis more reliable and fixed a few small bugs. Happy baking!

### 1.2 — 2026-06-19

What's new:
• Performance and stability improvements

### 1.1 — 2026-06-15

What's new in Crumb 1.1

• Proofing tracker — time your bulk and final proof with smart, temperature-aware predictions, including cold-retard and out-of-the-fridge modes. Snap a photo mid-proof for an instant "is it ready?" read.

• Starter coach — log feedings, see when your starter will peak, and photograph it for an AI health check. New to sourdough? There's a from-scratch starter guide built in.

• Mixing water calculator — get the water temperature to hit your target dough temp every time.

• A warmer, journal-style redesign — tasting-note scorecards, your baking journey at a glance, plus loaf nicknames and favorites.

Happy baking!

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All apps by Zenmonkeys Digital LLC: https://appshunter.io/developer/1868802546

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-09.*