Comparison

Ultramind vs Curio Islands

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

Head to head
About

Ultramind

Enhance your cognitive abilities with a focus on mental speed and agility. This application offers a way to measure and potentially improve your brain's quickness through engaging exercises.

Highlights
  • Measure mental speed
  • Cognitive agility exercises
  • Brain training
  • Progress tracking
  • Multiple subscription tiers
Features
Read full description

Measure your mind's speed.

About

Curio Islands

Features
Read full description

Explore Curio Islands with Glee! Curio Islands is a collection of science-education mini-games. Join our friendly mascot Glee on a journey across 10 islands, learning science concepts along the way through play. 10 Mini-Games • Animal Habitats — match animals to their homes • Dress for the Weather — pick the right outfit for each season • Plant Life Cycle — grow a plant from seed to flower • Five Senses — learn to use sight, sound, smell, taste, and touch • Sink or Float — explore buoyancy with everyday objects • Day and Night — understand daily routines and times of day • Animal Families — match baby animals to their parents • Magnetic or Not — sort magnetic and non-magnetic objects • Recycling Sort — learn how to sort recyclables correctly • Sound Size — tell loud sounds from quiet ones Every game has Easy, Medium, and Hard tiers that grow with your child, plus a Master Mode once all levels are cleared. Built with parents in mind • No ads — we never use third-party advertising SDKs • No tracking — no analytics SDKs; all progress is stored only on the device • No data collection — we never collect a name, birthday, photos, or other personal info • Parent gate — a simple check protects the subscription and settings screens Start for free Try the Easy tier of our first game (Animal Habitats) and several free levels across the other games. Unlock every island and level with a monthly or annual subscription. Voice narration is available in Korean and English, with more islands and games on the way. Subscription information • Monthly or annual auto-renewing subscription. Pricing is shown on the in-app subscription screen. • Payment is charged to your Apple ID account at confirmation of purchase. • Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. • You can manage or cancel your subscription anytime in your device's Settings > Apple ID > Subscriptions after purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://kivylo.com/privacy

Screenshots

Ultramind4 screens
Curio Islands4 screens

Verdict

The call

The clearest difference is update cadence: Curio Islands at every 4 days against Ultramind's every 2 weeks. Curio Islands also leads on iOS requirement (16.4 vs 18.6). 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. Ultramind sells 6 in-app purchases, starting at $1.99 per month and Curio Islands sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Ultramind ships an update every 2 weeks, Curio Islands every 4 days. The most recent releases landed on November 8, 2026 and November 6, 2026 respectively.

Scorecard2 real differences · 8 level
Ultramind versus Curio Islands: the parameters behind the verdict, then further details
ParameterUltramindCurio Islands
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 2 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.616.4 — better
Further details — not scored
Size985 MB106 MB
Age rating4+4+
DeveloperULTRAMINDKIVYLO Co.,Ltd.

In-app purchases

6 purchases

Ultramind

Subscriptions3
  • Pro$1.991 Month
  • Students1 Month trial$2.991 Month
  • Annual1 Month trial$99.991 Year
One-time3
  • Careers$1.99
  • Founders$199.99
  • Ultrabase Community$999.99
2 purchases

Curio Islands

Subscriptions2
  • Premium Monthly7 Days trial$6.991 Month
  • Premium Yearly7 Days trial$59.991 Year

Questions

Is Ultramind free?
Ultramind is free to download, with in-app purchases available.
Is Curio Islands free?
Curio Islands is free to download, with in-app purchases available.
Do Ultramind or Curio Islands have ads?
Neither Ultramind nor Curio Islands shows ads.
Which is updated more often, Ultramind or Curio Islands?
Ultramind ships an update every 2 weeks, and Curio Islands every 4 days. Most recently, Ultramind was updated on November 8, 2026 and Curio Islands on November 6, 2026.

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