GetBolla vs KombuVault
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GetBolla
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GetBolla is the sensor for home kombucha brewers who are tired of opening the jar every day hoping to guess the right moment. The sensor sits directly in the jar alongside the SCOBY. It measures pH and temperature every 5 minutes and sends the data to the app. When your kombucha reaches the ideal bottling point, you get a push notification. No more blind tasting. No more wasted batches. — WHAT THE APP DOES — · Real-time fermentation status: Fresh / Active / Almost Ready / Ready / Too Sour · pH and temperature charts hour by hour, annotated by phase · Acidity trend: falling, stable, or rising · Estimated time to the ideal bottling moment · Push notifications for: ready to bottle, too sour, temperature out of range, sensor offline · Second fermentation guide with flavor selection and per-bottle notes · Full batch history: pH drop, fermentation rate, thermal stability · Home screen widget: pH, temperature, and trend always visible · Educational cards on the science of fermentation · Contextual tips for every stage of the batch · No subscription. App is free. The sensor is a one-time purchase. — HOW IT WORKS — The GetBolla sensor connects to your home WiFi with no additional hub. Once set up with the app, it works on its own: measures, records, notifies. It has a built-in display showing the current fermentation stage, readable directly from outside the jar. Powered via USB-C from any standard charger. — WHO IT'S FOR — Home brewers who have been making kombucha for a while and want to stop wasting batches. Beginners who want to start without fear of failure. Experienced brewers who already use a pH meter but want continuous automated monitoring instead of manual snapshots. GetBolla. Your kombucha ready at exactly the right moment.
KombuVault
Easily track your home-brewed kombucha batches from start to finish. Log key metrics, diagnose issues with guided fixes, and build a library of your favorite flavor recipes. Designed for both new and experienced brewers.
- F1 and F2 batch tracking
- Daily brew journal
- Brew diagnostics and fix guides
- Flavor recipe library
- Secure cloud sync
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KombuVault is the smartest way to track your home-brewed kombucha from the first day of fermentation to the last satisfying sip. Track every batch through F1 and F2 with daily check-in reminders, so you never lose track of where your brew is in its cycle. Log pH, temperature, carbonation, and taste at every stage. Watch your batch evolve over time and catch problems early before they ruin a brew. Diagnose common issues instantly. Get step-by-step fix guides for too-sweet, too-sour, flat, or strange-smelling brews. Mold? KombuVault tells you clearly when to discard and start fresh. Build your flavor recipe library. Save, rate, and reuse your best flavor combinations. Ginger lemon, berry hibiscus, mango chili - track what works and repeat it. Designed for beginners who need guidance and experienced brewers who want data. KombuVault grows with your skill level. Features: - F1 and F2 batch tracking with progress timelines - Daily brew journal with pH, temp, taste, and carbonation logging - Brew diagnostics with fix guides for 5 common issues - Flavor recipe library with ratings and ingredient tracking - Secure cloud sync via Sign in with Apple Privacy Policy: https://www.kombuvault.com/legal Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: GetBolla at none against KombuVault's 3. GetBolla also leads on ads (none vs shown). KombuVault's advantage is update cadence (every 2 days vs weekly) and iOS requirement (17.6 vs 26.0). On price 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. KombuVault sells 3 in-app purchases, starting at $3.99 per 7 days. GetBolla asks for nothing beyond the download.
GetBolla ships an update weekly, KombuVault every 2 days. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.
| Parameter | GetBolla | KombuVault |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (12 ratings) — better |
| Positive reviews | — | 83.3% of reviews |
| Number of ratings | — | 12 — better |
| Update frequency | Weekly | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone | iPhone |
| Requires iOS | 26.0 | 17.6 — better |
| Further details — not scored | ||
| Size | 4 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | Marco Boffo | Petaforge Inc. |
In-app purchases
GetBolla
No in-app purchases
KombuVault
- Weekly Premium$3.997 Days
- Monthly Premium$7.991 Month
- Annual Premium7 Days trial$49.991 Year









