Comparison

Sober Maker vs KaterZerro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Sober Maker

Features
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Sober Maker is a private, offline-first sobriety tracker that helps you quit drinking and stay alcohol-free — one day at a time. Count every sober day, celebrate milestones, and get real support when cravings hit. No account, no cloud, no tracking. Your journey stays on your device. Whether it's day one or you're already on a streak, Sober Maker keeps you accountable and shows your progress in a way you can actually feel. Track every sober day: - A clear day-by-day streak with your current and longest run - Sobriety milestones from day 1 to a full year, plus your own custom goals - Money saved, and the drinks, calories, and hours you've avoided - A science-based health timeline that shows how your body recovers, hour by hour Understand your triggers: - Quick daily mood check-ins - Urge logging with intensity and triggers, so you can spot what sets you off - Insights that turn your history into progress you can see Get support when it's hard: - A calm "I'm having a hard time" screen with guided breathing, your reasons to quit, and one-tap emergency contacts - A private journal and letters to your future self - Daily motivation and real success stories from people who stopped drinking Stay private, own your data: - Everything lives on your device by default — no account required - Back up and restore from a single file you control - Clean uninstall: your data leaves with the app Make it yours: - Six accent palettes with a light or dark theme - Optional Face ID app lock to keep your journey private A sober days counter, alcohol-free streak tracker, craving support, and recovery motivation — all in one calm, private app. Start your sober journey today and keep going, one day at a time. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.centriqo.net/legal/apps/sobermaker/privacy.html Support: https://centriqo.net/

About

KaterZerro

Read full description

You know your drinking habits. But do you know what they’re doing to you? Find out with your own data. KaterZerro compares days with and without alcohol and shows you the difference in sleep, heart rate, and recovery using your Apple Health data. Everyone knows Dry January and Sober October. But this year could have more than two alcohol-free months. Start your own challenge anytime, or simply keep an eye on how much you drink. DRINK MORE MINDFULLY (free) • Log drinks in seconds with the app, Siri, or Shortcuts • Your usual drink? One tap and done. • A 7am-to-7am tracking day, because your night might not end at midnight • Explore your last 30 days by drink type, weekday, and more • Keep your progress in sight with the Home Screen widget • Live Activity to keep your drinking in view GO DEEPER WITH «PRO» When does that next drink start to make a difference? • Compare 0+, 2, 4, 6, 8, and 10+ drinks with your alcohol-free days • See the difference in sleep, heart rate, and recovery • Unlock long-term trends, seasonal patterns, and your full history • Choose a subscription or one-time purchase YOUR DRINKS. YOUR DATA. No account. No backend. No analytics. No ads. No gamification. No BAC estimates. No diagnosis. Your health data stays in Apple Health. Core analysis runs on your iPhone; optional AI-powered features may use Apple Intelligence on-device or through Private Cloud Compute. You can turn off Apple Intelligence completely in iOS Settings. TERMS OF USE (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Sober Maker4 screens
KaterZerro4 screens

Verdict

The call

The clearest difference is update cadence: KaterZerro at every 5 days against Sober Maker's every 5 weeks. On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Sober Maker sells 2 in-app purchases, starting at $5.99 per 7 days and KaterZerro sells 2 in-app purchases, starting at $2.99 per 3 months. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Sober Maker ships an update every 5 weeks, KaterZerro every 5 days. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

Scorecard1 real difference · 5 level
Sober Maker versus KaterZerro: the parameters behind the verdict, then further details
ParameterSober MakerKaterZerro
PriceFreeFree
Update frequencyEvery 5 weeksEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone
Requires iOS18.018.0
Further details — not scored
Size52 MB21 MB
Age rating4+17+
DeveloperCentriqoDirk Lingstadt

In-app purchases

2 purchases

Sober Maker

Subscriptions2
  • Weekly Pro3 Days trial$5.997 Days
  • Annual Pro$29.991 Year
2 purchases

KaterZerro

Subscriptions1
  • PRO Abo für 3 Monate$2.993 Months
One-time1
  • PRO Lebenslang$12.99

Questions

Is Sober Maker free?
Sober Maker is free to download, with in-app purchases available.
Is KaterZerro free?
KaterZerro is free to download, with in-app purchases available.
Do Sober Maker or KaterZerro have ads?
Neither Sober Maker nor KaterZerro shows ads.
Which is updated more often, Sober Maker or KaterZerro?
Sober Maker ships an update every 5 weeks, and KaterZerro every 5 days. Most recently, Sober Maker was updated on October 2, 2026 and KaterZerro on October 5, 2026.

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