Kombu Time vs KombuVault
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kombu Time
This app simplifies the kombucha brewing process by offering straightforward tracking of fermentations, timely notifications, and an overview of all your brews. It allows optional logging of flavors and tea types, with a brew history and exportable data.
- Brew management for first and second fermentation
- Home screen widgets for brew status
- Timely bottling and readiness notifications
- At-a-glance brew overview
- Brew history and statistics
- Optional flavor and tea type tracking
- Exportable brewing data
Read full descriptionHide full description
Brew your kombucha with confidence and ease using Kombu Time, the app designed to keep your brewing process simple and stress-free. Perfect for kombucha enthusiasts who value simplicity, Kombu Time helps you track your fermentations without the clutter of unnecessary features. Features: - Straightforward Brew Management: Easily manage your kombucha brews with clear tracking of both first and second fermentations. Add optional flavor notes for second fermentation and tea types for first fermentation to keep track of your experiments. - Home Screen Widgets: See your active brews at a glance without opening the app. Available in multiple sizes, widgets show fermentation progress, days remaining, and which brews need attention—right from your home screen. - Timely Notifications: Receive notifications exactly when you need them—when it's time to bottle after the first fermentation, and when your kombucha is ready to enjoy after the second. Quick actions let you complete a brew or extend fermentation by 1 day right from the notification—no need to open the app. - At-a-Glance Brew Overview: See the status of all your brews in one clean, uncluttered view. Clear visual indicators show when brews are ready, in progress, or overdue. Know exactly when to start a new brew or when to bottle, without any distractions. - Brew History: Track your kombucha journey with automatic history logging. View statistics including total brews completed, average fermentation times, and most-used flavors. Export your brewing data as CSV or JSON for your own analysis. - Flavor & Tea Type Tracking: Keep track of which flavors you use for second fermentation and which tea varieties for first fermentation. Choose from pre-populated favorites or add your own. Completely optional—skip it if you prefer to keep things simpler. Why Kombu Time? Kombu Time was born out of the need for a no-fuss, straightforward kombucha brewing app. If you're tired of apps overloaded with features you don't need, Kombu Time is the perfect solution. It does exactly what you need—nothing more, nothing less. All features are designed to enhance your brewing without adding complexity. History tracking, flavor notes, and tea types are completely optional. Use what helps you, ignore what doesn't. Start Brewing with Ease! Download Kombu Time today and simplify your kombucha brewing process. Focus on the joy of brewing, not on managing complicated tools.
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
Read full descriptionHide full description
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: Kombu Time at none against KombuVault's 3. Kombu Time also leads on ads (none vs shown) and device support (3 vs 1). KombuVault's advantage is rating (4.7 vs 4.3) and update cadence (every 2 days vs every 3 months). On price 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. Kombu Time asks for nothing beyond the download.
KombuVault holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 4 and 14 respectively. Written reviews point the same way: 75% of Kombu Time's written reviews are positive against 83% of KombuVault's.
Kombu Time ships an update every 3 months, KombuVault every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | Kombu Time | KombuVault |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (4 ratings) | 4.7 (14 ratings) — better |
| Positive reviews | 75.0% of reviews | 83.3% of reviews — better |
| Number of ratings | 4 | 14 — better |
| Update frequency | Every 3 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.3 — better | 17.6 |
| Further details — not scored | ||
| Size | 37 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | Lammert Westerhoff | Petaforge Inc. |
Customer experience
Kombu Time
KombuVault
In-app purchases
Kombu Time
No in-app purchases
KombuVault
- Weekly Premium$3.997 Days
- Monthly Premium$7.991 Month
- Annual Premium7 Days trial$49.991 Year






