Comparison

Hippo vs Lucid Mind

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

Head to head
About

Hippo

This app helps you remember important details about your contacts. You can jot down notes, track events, and set reminders to stay connected and informed about people in your life. Your data is securely stored on your device.

Highlights
  • Contact notes
  • Event tracking
  • Custom reminders
  • Secure on-device storage
  • No contact access required
  • iCloud Drive backup
Features
Read full description

Remember everything about your friends, family, and colleagues with Hippo — your personal CRM. Take notes, track events, set reminders, and see how the people in your life are connected. The next time you meet, a quick glance at their profile is all you need to remember the details. NOTES • Quickly jot down what you learn about your contacts. • Names of kids, a new job, a promotion, holiday plans, gift ideas. EVENTS • Create events for meetings or important life moments. • Get reminded so you can ask about it next time. • Quickly import events from your calendar app into Hippo RELATIONSHIPS • Link contacts to each other — partners, siblings, colleagues, mentors, and more. • See at a glance how the people in your life connect. REMINDERS • Remember the questions you want to ask the next time you meet. • Stay in touch with the people who matter. PRIVACY • No account needed Hippo is filled with private data, so it stays on your device and in your iCloud — and nowhere else. We have no servers, and we can't see your notes, events, or contacts. SUBSCRIPTION Hippo is free to try with up to 25 contacts. To add more, purchase a yearly or lifetime subscription. ————— Payment will be charged to your Apple ID account at the confirmation of purchase. Subscription automatically renews unless it is canceled 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. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. Terms of Service: https://gethippo.app/terms/

About

Lucid Mind

This app provides a peaceful digital space for organizing thoughts, storing ideas, and receiving insights from others. It offers a calming interface designed for night use, allowing users to express themselves freely and anonymously.

Highlights
  • Organize thoughts and ideas
  • Anonymous idea sharing
  • Receive insights from competent users
  • Peaceful night-time interface
  • Thought visualization as stars
  • Mind area for concept mapping
Features
Read full description

Thought is a simple, emotional and peaceful room made for night usage. It is the perfect place for a confused mind. Designed to keep everything you think; organized, easily accessible and pleasing to read. Everything about you is important for Thought and it will improve in every way to make you feel that way. You can let go of your burdens, or store precious ideas. You can share every idea you have, no one will know who shared it; and you will receive answers from the most competent people on the subject, it all works like magic. Receive answers on things you write, or relieves on things that burden you When you use your phone at night, maybe in your bed or outside, it's screen spoils the whole darkness. Night Thought, is all about making you feel like you are a part of the night. You can think and write whatever you want in this peaceful little sky. Or you can make a wish and watch a star sliding with it Night Thought is a relaxing and simple place where you don't get distracted. It's like writing your own thoughts into the sky. Talking with stars, and even watching your thoughts become stars. You will have shiny little stars with you, also everything you typed will wait you there as a star. Subscription Service: 1. Required to access the app's capabilities 2. Creating thoughts, stars, thought shows, mind area Payment models for Book Write Subscription • Night Thought Monthly Subscription: $2.99 per month, • Night Thought Yearly Subscription: $17.99 per year Terms of Use: https://hiappsco.wordpress.com/2022/01/05/night-thought-terms-of-use/ Privacy Policy: https://hiappsco.wordpress.com/2022/01/05/night-thought-privacy-policy/ • Payment will be charged to iTunes Account at confirmation of purchase. • Account will be charged for renewal within 24-hours prior to the end of the current subscription period. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. • Any unused portion of a free trial period will be forfeited when the user purchases a subscription to that publication.

Screenshots

Hippo4 screens
Lucid Mind4 screens

Verdict

The call

The clearest difference is review sentiment: Hippo at 63% against Lucid Mind's 0%. Hippo also leads on monetization model (free with in-app purchases vs subscription). Lucid Mind's advantage is rating (3.7 vs 3.0) and iOS requirement (15.0 vs 18.0). On price, ratings volume, update cadence 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. Hippo sells 5 in-app purchases, starting at $1.99 per month and Lucid Mind sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Lucid Mind holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 8 and 3 respectively. Written reviews complicate that: 63% of Hippo's written reviews are positive against 0% of Lucid Mind's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Hippo ships an update monthly, Lucid Mind every 2 months. The most recent releases landed on August 9, 2026 and August 27, 2026 respectively.

Scorecard4 real differences · 6 level
Hippo versus Lucid Mind: the parameters behind the verdict, then further details
ParameterHippoLucid Mind
PriceFreeFree
Rating3.0 (8 ratings)3.7 (3 ratings) — better
Positive reviews62.5% of reviews — better0.0% of reviews
Number of ratings8 — better3
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, Mac — betteriPhone, iPod
Requires iOS18.015.0 — better
Further details — not scored
Size31 MB29 MB
Age rating4+4+
DeveloperRoel van der KraanKaan Yildiz

Customer experience

Hippo

All ratings8 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews8 reviews
Positive62.5%
Neutral12.5%
Negative25.0%

Lucid Mind

All ratings3 ratings
Positive33.3%
Neutral66.7%
Negative0.0%
Written reviews3 reviews
Positive0.0%
Neutral66.7%
Negative33.3%

In-app purchases

5 purchases

Hippo

Subscriptions4
  • Hippo Monthly1 Month trial$1.991 Month
  • Monthly$1.991 Month
  • Yearly$13.991 Year
Show 1 more
  • Hippo Yearly1 Month trial$14.991 Year
One-time1
  • Lifetime$29.99
2 purchases

Lucid Mind

Subscriptions2
  • Night Thought Monthly$12.991 Month
  • Night Thought Yearly3 Days trial$59.991 Year

Questions

Is Hippo free?
Hippo is free to download, with in-app purchases available.
Is Lucid Mind free?
Lucid Mind is free to download, with in-app purchases available.
Which has better reviews, Hippo or Lucid Mind?
Lucid Mind is rated higher. Hippo averages 3.0 out of 5 from 8 ratings, while Lucid Mind averages 3.7 from 3 ratings.
Do Hippo or Lucid Mind have ads?
Neither Hippo nor Lucid Mind shows ads.
Which is updated more often, Hippo or Lucid Mind?
Hippo ships an update monthly, and Lucid Mind every 2 months. Most recently, Hippo was updated on August 9, 2026 and Lucid Mind on August 27, 2026.

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