Comparison

O vs Option Zéro

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

Head to head
About

O

This app promotes responsible alcohol consumption choices for individuals and businesses in Belgium. It provides practical support to help users make informed decisions about alcohol. The application aims to foster a healthier approach to drinking habits.

Highlights
  • Promotes responsible alcohol consumption
  • Supports individuals and businesses
  • Facilitates informed decision-making
  • Offers practical assistance
  • Focuses on Belgian users
Features
Read full description

O-reason est une application innovante conçue pour encourager des choix responsables en matière de consommation d’alcool, tout en offrant un soutien pratique aux citoyens et aux commerçants en Belgique.

About

Option Zéro

This app helps individuals regain control over their alcohol consumption, offering anonymous support to reduce or stop drinking. It provides personalized assessments, progress tracking, and active support exercises for managing cravings and preventing relapse.

Highlights
  • Anonymous alcohol consumption assessment
  • Personalized progress tracking (money saved, calories avoided)
  • Targeted anti-craving exercises
  • Relapse prevention techniques
  • Free contact with addiction specialists
  • Expert-validated health information
Features
Read full description

Take back control of your alcohol consumption with Option Zero ! Do you feel like you are losing control over your alcohol consumption? Option Zero helps you drink less alcohol, reduce your drinks, stop drinking or move towards abstinence, with a free and anonymous app. Option Zero is designed for people experiencing alcohol-related distress: alcohol dependence, alcohol use disorder, relapse, strong cravings, alcohol withdrawal or difficulty sticking to an alcohol consumption goal. This app is made for you if you: - Want to reduce your alcohol consumption, drink less alcohol or take back control of alcohol - Want to stop alcohol, stop drinking gradually, stay sober or build an alcohol-free life - Are looking for an app to drink less, an app to stop drinking, a sobriety app or an app to count alcohol-free days - Face alcohol cravings, alcohol temptation, relapse, drinking at parties, alcohol-related stress or the urge to drink in the evening Personalized assessment without pressure: - Anonymous tests created by Dr Talbot - Alcohol test, alcohol quiz and alcohol consumption assessment to help you understand where you stand - Support to answer the question: am I dependent on alcohol? Precise progress tracking: - Alcohol tracking, sobriety tracking, abstinence tracking and daily alcohol consumption tracking - Alcohol journal, alcohol log, alcohol history, alcohol calendar, abstinence calendar and alcohol consumption calendar - Wine and beer tracking, alcohol dose, grams of alcohol, consumption analysis, alcohol report and alcohol statistics - Report for your doctor to help prepare a conversation more easily Goals, counters and challenges: - Alcohol goal, alcohol consumption goal, drink goal or abstinence goal - Progressive reduction, alcohol abstinence, alcohol stop or alcohol recovery program depending on your situation - Sobriety counter, alcohol-free days counter, abstinence streak, abstinence counter and number of alcohol-free days - Alcohol-free challenge, alcohol-free month, Dry January, sober January, sober days or 30-day alcohol-free challenge to support your sobriety motivation Active support during difficult moments: - Targeted anti-craving exercises to resist an alcohol craving and overcome the urge to drink - Alcohol strategies, anti-relapse plan and alcohol relapse plan to act before drinking - Quick resources to avoid drinking at parties, take a break from alcohol for a few days or get through one day without drinking Health, risks and support: - Clear articles to better understand alcohol risks, alcohol withdrawal after 3 days and the possible effects of alcohol on sleep, anxiety, depression, skin or calories - Guidance around blood alcohol level, grams of alcohol, gamma GT, alcohol calories, liver health and alcohol-related weight loss - Information validated by professionals to better understand your alcohol journey and your sobriety journey Reliable, anonymous and secure support: - Anonymous and free contact with professionals specialized in addiction care - Resources validated by doctors, anonymous testimonials and reliable advice to feel less alone Option Zero is completely free, with no advertising and no tracking. Your data remains anonymous and protected. Option Zero is a service provided by the CaPASSCité association and led by addiction specialist Dr Talbot. It is based on the experience of Oz Ensemble, a recognized program supported by MILDECA, ARS and DINUM. Option Zero helps you stop drinking like a sobriety coach, track and manage your consumption without judgment, and move towards moderation, alcohol cessation, an abstinence goal or sobriety, at your own pace. Download Option Zero and take the first step. Even a small one. It will count !

Screenshots

O3 screens
Option Zéro4 screens

Verdict

The call

The clearest difference is ads: O at none against Option Zéro's shown. O also leads on review sentiment (100% vs 75%) and update cadence (every 3 days vs every 10 days). On price, in-app purchases, monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

O ships an update every 3 days, Option Zéro every 10 days. The most recent releases landed on October 3, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 7 level
O versus Option Zéro: the parameters behind the verdict, then further details
ParameterOOption Zéro
PriceFreeFree
Rating—4.5 (2 ratings) — better
Positive reviews100.0% of reviews — better75.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 3 days — betterEvery 10 days
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better16.4
Further details — not scored
Size105 MB62 MB
Age rating12+12+
DeveloperIteratesOption Zéro

Customer experience

O

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Option Zéro

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews60 reviews
Positive75.0%
Neutral5.0%
Negative20.0%

In-app purchases

None

O

No in-app purchases

None

Option Zéro

No in-app purchases

Questions

Is O free?
O is free to download, with no in-app purchases.
Is Option Zéro free?
Option Zéro is free to download, with no in-app purchases.
Do O or Option Zéro have ads?
Option Zéro shows ads; O does not.
Which is updated more often, O or Option Zéro?
O ships an update every 3 days, and Option Zéro every 10 days. Most recently, O was updated on October 3, 2026 and Option Zéro on October 16, 2026.

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