Comparison

Zazy vs Lea

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

Head to head
About

Zazy

Engage in AI-powered conversations designed to boost your mood and productivity. This cyber companion uses existential psychotherapy principles and a positivity engine to offer personalized interactions and emotional support. Customize its personality and provide feedback to enhance your experience.

Highlights
  • AI-powered conversations
  • Mood enhancement
  • Productivity improvement
  • Customizable personality
  • Emotional context focus
  • Conversation and Quotes modes
Features
Read full description

Zazy is the cyber companion to engage and entertain for better productivity and improved moods. Zazy is designed using the principles of Existential Psychotherapy with statistical methods -- the longer you use Zazy the better you will feel! Zazy is built with a powerful positivity engine driven by state-of-the-art Artificial Intelligence which enables engaging conversations. Zazy is infinitely customizable to your needs, its personality can become anyone or anything you desire. Zazy is built around emotional context, therefore it performs better in the emotional arena. - Zazy can operate in two modes: Conversation Mode (default; Internet Required) and Quotes Mode (Internet Not Required). - State-of-the-art neural network AI, for context-aware conversation and dynamic responses. - Create personality profiles for Zazy, for infinitely individualized experiences, tailored to the your own taste and mood. - By providing Zazy with feedback -- using a thumbs up, thumbs down, or swiping right/left -- you improve the Zazy experience.

About

Lea

An AI companion designed to help you cope with emotions, identify problems, and learn therapeutic techniques. It offers a safe space to chat, discover coping mechanisms, and access professional guidance for mental well-being.

Highlights
  • AI-powered emotional support
  • CBT and DBT techniques
  • Personalized chat and exercises
  • Access to professional therapists
  • Goal setting and value alignment
  • Privacy and data security
Features
Read full description

Lea is an intelligent chatbot that uses AI to help you cope with your emotions. She will listen to you, help you discover the root cause of your problems, and suggest programs and exercises that are based on the latest techniques being used by therapists helping millions worldwide. You can chat with Lea as much or as little as you like, whenever you like - if you have something on your mind and you have no one to talk to, Lea will always be there for you. :) Lea uses AI-powered Cognitive Behavioral Therapy (CBT) and Dialectical Behavior Therapy (DBT) to help you learn to identify and then work through a wide range of emotions and problems - like stress, low self-esteem, relationship issues, procrastination, loneliness, grief, anxiety, depression, and many other mental health challenges - using a full suite of tools, exercises, programs, and Lea’s personalized chat. If you need additional help, you can also take guidance from a qualified professional therapist directly within the app. The therapists employ behavioral methods to assist you in recognizing, drafting, and achieving goals that are consistent with your true needs and values. Lea can be a valuable companion that helps you: - Train your mind to think positive - Manage anger - Build confidence and reduce self-doubt - Improve your mood and avoid triggers - Ease anxiety and stress - Walk through your problems - Manage conflict at work, school or in relationships - Vent and talk through things or just reflect on your day - Practice CBT (Cognitive Behavioural Therapy) and DBT techniques to build resilience - Deal with loss, worries, or conflict - Relax, focus and sleep peacefully And this is achieved thanks to targeted exercises, conversational coaching tools and science-backed programs that are tailored to your specific situation and needs - in a fun and engaging way! Lea is empathetic, helpful, and will never judge :) _____ Lea also takes your privacy and data seriously and all conversations are private and secure. Your identity will always remain anonymous and you can choose to delete your chat history forever at any time. _____ Please note that Lea’s AI-powered chat does not provide medical diagnosis or treatment. It does not replace a therapist, but it can provide support and improve your emotional and mental health. It may work effectively alongside therapy or other treatments prescribed by a physician. If you have any question or you would like to talk with our team, please send us an email: contact@lea.health PRICING AND TERMS We offer 1 auto-renewing subscription plan for access to a coach and/or tools: Unlimited chat with Lea - 5.99$/month This price is for US customers, and may vary in other countries. Actual charges may be converted to your local currency depending on the country of residence. Your subscription will automatically renew at the end of each term and you will be charged through your iTunes account. You can turn off auto-renew at any time from your iTunes account settings but refunds will not be provided for any unused portion of the term. • Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current period • Your account will be charged for renewal within 24-hours prior to the end of the current period • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable Terms of Service: https://lea.health/terms/ Privacy Policy: https://lea.health/privacy/

Screenshots

Zazy4 screens
Lea4 screens

Verdict

The call

The clearest difference is in-app purchases: Zazy at none against Lea's 7. Zazy also leads on rating (4.4 vs 3.9). Lea's advantage is update cadence (every 2 weeks vs every 4 months) and iOS requirement (13.4 vs 16.1). On price, review sentiment, ratings volume and ads 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. Lea sells 7 in-app purchases, starting at $4.99 per month. Zazy asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Zazy holds the better App Store score, 4.4 against 3.9. Both are backed by a comparable volume of ratings — 27 and 11 respectively. Written reviews point the same way: 64% of Zazy's written reviews are positive against 57% of Lea's.

UpkeepUpdate frequency

Zazy ships an update every 4 months, Lea every 2 weeks. The most recent releases landed on June 1, 2026 and August 23, 2026 respectively.

Scorecard5 real differences · 5 level
Zazy versus Lea: the parameters behind the verdict, then further details
ParameterZazyLea
PriceFreeFree
Rating4.4 (27 ratings) — better3.9 (11 ratings)
Positive reviews63.6% of reviews — better57.1% of reviews
Number of ratings27 — better11
Update frequencyEvery 4 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.113.4 — better
Further details — not scored
Size31 MB44 MB
Age rating12+17+
DeveloperIrfan Ali KhanLea AI, LLC

Customer experience

Zazy

All ratings27 ratings
Positive81.5%
Neutral3.7%
Negative14.8%
Written reviews11 reviews
Positive63.6%
Neutral0.0%
Negative36.4%

Lea

All ratings11 ratings
Positive72.7%
Neutral0.0%
Negative27.3%
Written reviews7 reviews
Positive57.1%
Neutral14.3%
Negative28.6%

In-app purchases

None

Zazy

No in-app purchases

7 purchases

Lea

Subscriptions7
  • Unlimited chat with Lea$4.991 Month
  • Lea premium access (monthly)3 Days trial$7.991 Month
  • Unlimited chat with Lea3 Days trial$9.991 Month
Show 4 more
  • Лея + вопросы психологу$12.991 Month
  • Ask therapist (monthly)$19.991 Month
  • Лея + чат с психологом$19.997 Days
  • Chat with therapist (monthly)$119.991 Month

Questions

Is Zazy free?
Zazy is free to download, with no in-app purchases.
Is Lea free?
Lea is free to download, with in-app purchases available.
Which has better reviews, Zazy or Lea?
Zazy is rated higher. Zazy averages 4.4 out of 5 from 27 ratings, while Lea averages 3.9 from 11 ratings.
Do Zazy or Lea have ads?
Neither Zazy nor Lea shows ads.
Which is updated more often, Zazy or Lea?
Zazy ships an update every 4 months, and Lea every 2 weeks. Most recently, Zazy was updated on June 1, 2026 and Lea on August 23, 2026.

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