Ferment & Sprout vs Ferment Lab
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Ferment & Sprout
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Ferment&Sprout keeps track of the living projects in your kitchen: ferments, starters, sprouts and microgreens. Each one has its own timer and rhythm, so you can see at a glance what's on track and what needs a look. BATCHES โข Timers for kombucha, sauerkraut, kimchi, pickles, hot sauce, kefir, ginger beer and more โข Day counts, time left, and a clear "Check it" when a batch reaches its target time โข Guided checks from built-in recipes, such as when to start tasting โข A check-in log for notes on how each batch is doing โข Optional reminders, set per batch STARTERS โข Care rhythms for sourdough, ginger bug, milk and water kefir, kombucha SCOBY, vinegar mother and more โข Feeding history and status at a glance โข In the Fridge: rest a starter with a weekly or every-2-weeks check instead of daily reminders โข Built-In Templates: start from a trusted setup and adjust it before saving SPROUTS & MICROGREENS โข Soak, rinse, blackout and light stages with a harvest window โข Rinse reminders every 12 hours โข A care log of every soak, rinse and move to light OPTIONAL AI COMPANION Ask questions about a batch, starter or sprout, and save useful parts of an answer to your notes or recipe. It uses Google Gemini with your own API key. Nothing is sent until you add a key and accept the notice, and you can turn it off in Settings. AI answers can be wrong and can't confirm whether food is safe. PRIVATE BY DESIGN โข No account, no ads, no analytics, no tracking โข Everything is stored on your iPhone. The only thing that leaves it is what you send to the AI Companion, if you use it. โข Export a backup file whenever you like Ferment&Sprout gives guidance, not guarantees. Always check your ferments yourself, and when in doubt, throw it out.
Ferment Lab
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Ferment Lab is the batch tracker home fermenters have needed for years. Log every jar, vessel, and crock โ with pH readings, photos, tasting notes, and scheduled check-ins โ and let on-device AI tell you if your ferment is on track. AI pH Safety Advisor Log your pH readings as your batch develops. Ferment Lab analyzes your acidification curve against culture-specific safety profiles (kimchi, kombucha, brine pickles, and cheese all behave differently) and tells you: on track, watch it, or discard. No guessing. No forum searching at midnight. Built for every ferment except bread Kimchi. Kombucha. Kefir. Hard and soft cheese. Hot sauce. Pickles. Sauerkraut. Vinegar. Miso. Tempeh. Wine and cider. Each culture gets the right schedule, right safety thresholds, and right guidance. Sourdough? That's Crumb โ a separate app for bread bakers. What you track Salt %, temperature, vessel size, pH readings over time, tasting ratings, and a full photo journal. The batch detail screen is the most organized fermentation log you've ever had. Designed for the counter Live Activities keep your next check-in on your lock screen. Widgets show all active batches at a glance. Siri shortcuts log a pH reading without unlocking your phone. All data stays on your device or syncs privately via iCloud. No accounts. No server. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://brainrash.com/apps/ferment-lab/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Ferment & Sprout at none against Ferment Lab's 3. Ferment & Sprout also leads on iOS requirement (17.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Ferment Lab sells 3 in-app purchases, starting at $3.99 per month. Ferment & Sprout asks for nothing beyond the download.
Ferment & Sprout ships an update daily, Ferment Lab every 2 months. Both last shipped on October 31, 2026.
| Parameter | Ferment & Sprout | Ferment Lab |
|---|---|---|
| Price | Free | Free |
| Update frequency | Daily โ better | Every 2 months |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 โ better | 26.0 |
| Further details โ not scored | ||
| Size | 9 MB | 4 MB |
| Age rating | 12+ | 4+ |
| Developer | Practically Zen, LLC | Justin Pruskowski |
In-app purchases
Ferment & Sprout
No in-app purchases
Ferment Lab
- Ferment Lab Pro Monthly$3.991 Month
- Ferment Lab Pro Annual$29.991 Year
- Ferment Lab Pro Lifetime$49.99
Questions
Is Ferment & Sprout free?
Is Ferment Lab free?
Do Ferment & Sprout or Ferment Lab have ads?
Which is updated more often, Ferment & Sprout or Ferment Lab?
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