Project Sourdough vs BreadIQ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Project Sourdough
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Project Sourdough is the all-in-one sourdough app that helps you track your sourdough starter, calculate hydration, manage recipes, and bake consistently better bread. Whether you’re maintaining your first starter or refining advanced techniques, this app gives you the tools to understand fermentation and improve every bake. Everything You Need for Sourdough Success • Sourdough Starter Tracker — Log feedings, monitor growth, and set smart reminders so your starter stays healthy and active • Hydration & Ratio Calculator — Instantly calculate hydration percentages, levain amounts, and dough ratios without complicated math • Recipe Manager — Save, organize, and customize your favorite sourdough recipes in one place • Complete Bake Workflow — Plan every stage from autolyse and bulk fermentation to shaping, proofing, and baking • Beginner Courses — Learn sourdough basics with clear, step-by-step lessons designed for new bakers • Community Sharing — Share your bakes, recipes, and tips with other sourdough enthusiasts • Advanced Tools — Precision features for experienced bakers who want full control over fermentation timing and consistency Built for Every Type of Baker From keeping a healthy sourdough starter to running consistent daily bakes, Project Sourdough helps you stay organized, reduce guesswork, and understand the science behind fermentation. Track starter activity, perfect hydration levels, and time every stage with confidence. Why Bakers Love Project Sourdough • Improves fermentation accuracy and reduces failed bakes • Makes sourdough baking more predictable and enjoyable • Helps beginners learn faster while giving experienced bakers better control • Encourages creativity, experimentation, and community connection Project Sourdough is more than a baking app — it’s your personal companion for better sourdough bread, built around passion, precision, and the joy of great loaves.
BreadIQ
This app uses advanced fermentation science to help home bakers achieve professional-grade results. It calculates precise proofing timelines, scales recipes to your needs, and guides you through each step of the baking process. Get consistent, delicious bread without the guesswork.
- Predictive Fermentation Model™
- Active Bake turn-by-turn navigation
- Context-aware recipe scaling
- Humidity adjustment
- SpeedRun™ for faster fermentation
- Multi-stage fermentation options
- Recipe import from various sources
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BreadIQ is the bread baking app built by a Certified Executive Chef and CIA ProChef II — professional-grade fermentation science, for home bakers. Tell BreadIQ what you want to make. It handles the rest. Select your bread type, loaf format, and flour, then hit calculate. BreadIQ's Predictive Fermentation Model™ formulates your recipe, calculates a precise proofing timeline, and shows you what the bread costs to make — before you measure a single gram of flour. No more guesswork. No more inconsistent results. No more recipes that weren't scaled for what you actually need. ACTIVE BAKE — GPS for your bake. Live timers and push notifications guide you from mixer to oven at every stage, so you don't have to watch the clock. PREDICTIVE FERMENTATION MODEL™ — Proofing timelines calculated from the real variables in your dough: flour, yeast percentage, hydration, ambient temperature, sweetener type, and pre-ferment. Choose biga, poolish, or cold ferment and BreadIQ times each stage precisely for your formula — professional technique, no manual math. Precise windows, not guesswork. CONTEXT-AWARE RECIPE SCALING — Three pizza balls, a dozen dinner rolls, six-inch loaves — BreadIQ scales ingredients, yeast, and fermentation timing to exactly what you need. HUMIDITY ADJUSTMENT — Input your kitchen's relative humidity and BreadIQ calibrates your formula and proof timeline to match. SPEEDRUN™ — Need bread fast? SpeedRun compresses the fermentation window using temperature and yeast rate — engineered urgency, not a shortcut. FULL FLOUR SUPPORT & AUTOLYSE — 8 flour types, from bread flour to ancient grains like spelt and einkorn, each dynamically adjusted for hydration and fermentation. BreadIQ automatically applies and adjusts autolyse where it helps, handling mixing and rest times so you don't have to think about it. LIVE PROBE TRACKING — Pair a Combustion Predictive Thermometer and BreadIQ tracks your dough's real temperature live — refining your proofing timeline as your bake actually progresses, then watching the oven for you and letting you know the moment your bread is done, so you don't have to. NUTRITIONAL ANALYSIS — Estimated nutrition for every bake, calculated from USDA ingredient data. (Informational only, not lab verified.) RECIPE IMPORT — Any recipe — website, cookbook, handwritten card, or straight from your browser with Chrome extension support — becomes a precision BreadIQ formula. Photograph it, paste a URL, or type it in. BAKE QUEUE & SCHEDULE BAKE — Stage a bake for later, or tell BreadIQ when you want your bread ready. It calculates your start time and reminds you thirty minutes ahead. REAL-TIME COST INSIGHT — See an estimated cost for your bread the moment your recipe generates, based on referenced ingredient pricing. Premium users can enter exact ingredient costs for precise numbers. SAVE & EXPORT RECIPES — Every recipe saves to your library and exports to a professionally formatted file, ready to reference anywhere. BUILT BY A PROFESSIONAL. DESIGNED FOR EVERYONE. Developed by a Certified Executive Chef and CIA ProChef Level II with over 20 years in professional kitchens — two decades of knowledge, in a tool anyone can use. The subscription pays for itself. An 8" boule costs about $1.00 to make at home versus $6–10 at a bakery. Bake twice a week and the math takes care of itself. Download BreadIQ and make your best bread yet.
Screenshots
Verdict
The clearest difference is ads: BreadIQ at none against Project Sourdough's shown. Project Sourdough's advantage is iOS requirement (15.0.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Project Sourdough sells 1 one-off in-app purchase and BreadIQ sells 1 in-app purchase, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Project Sourdough ships an update fortnightly, BreadIQ every 9 days. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.
| Parameter | Project Sourdough | BreadIQ |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Fortnightly | Every 9 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 70 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Jonas Holgersson | BreadIQ LLC |
In-app purchases
Project Sourdough
- Premium Upgrade$49.99
BreadIQ
- BreadIQ Premium$9.991 Month







