Comparison

Turtle Universe vs AE Note

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

Head to head
About

Turtle Universe

Explore and learn about scientific phenomena through interactive microworlds. Create your own simulations using text or blocks, and engage with a global community of young learners. Discover over 100 scientific models and create computational art and games.

Highlights
  • Explore 100+ scientific models
  • Create custom microworlds
  • Code with text or blocks
  • Investigate phenomena
  • Engage in global discussions
  • Create computational art and games
Features
Read full description

Dive into the mesmerizing world of Turtle Universe, where you can explore and learn about various social and scientific phenomena through captivating microworlds. Unleash your creativity by coding your own microworlds with text or blocks, and join lively discussions with young learners across the globe! 1) Discover over 100 intriguing scientific models from diverse fields – with even more on the way! 2) Investigate phenomena such as traffic jams, predator-prey interactions, and the blooming of flowers. 3) Immerse yourself in enthralling storylines within the microworlds. 4) Create and play with stunning computational art and addictive games just for fun! Inspired by NetLogo, the leading multi-agent programmable modeling environment, Turtle Universe brings the limitless power of computational modeling to smartphones and tablets of young students and educators like you! Experience genuine scientific modeling shared by countless researchers and students worldwide. Turtle Universe supports most NetLogo, NetLogo Web, and NetTango models right from the start. From the creators of Physics Lab, a physics experiment simulation app loved by over 3 million learners and teachers. =========================== Term of Use: https://static.turtlesim.com/products/Term-Of-Use.txt Privacy Policy: https://static.turtlesim.com/products/Privacy-Policy.txt =========================== Copyright 2021 John Chen & Uri Wilensky. All rights reserved. Turtle Universe is authored by John Chen & Uri Wilensky and maintained by CCL at Northwestern University. If you mention the software in a publication, please include the citation below: * Chen, J. & Wilensky, U. (2021). Turtle Universe. Center for Connected Learning and Computer-Based Modeling, Northwestern University, Evanston, IL.

About

AE Note

Features
Read full description

AENote: Your Ultimate Note-Taking Companion Unleash your productivity with AENote, the powerful and intuitive note editor designed to simplify your life. Whether you're jotting down quick ideas, organizing tasks, or managing extensive projects, AENote has you covered with its comprehensive set of features. Key Features: Effortless Note Management: Create, update, and organize notes with ease. Advanced Editing Tools: Enjoy full access to powerful note editor functionalities, including formatting, organizing, and customizing your content. Seamless Organization: Keep your thoughts structured and your tasks prioritized. Offline Access: Work on your notes anytime, anywhere—no internet required. Upgrade to Premium: Take your note-taking experience to the next level with the Premium plan: Enable Cloud Sync to securely back up your notes. -Access your notes across multiple devices with seamless multi-device functionality. - Protect your daily account passwords and notepad entries with advanced encryption. - Auto-renewable subscription. - The subscription automatically renew unless auto-renewed is turned off at least 24-hours before the end of the current period. - Turn off auto-renew at any time from your iTunes account setting up until 24-hours before the end of the current period. - No cancellation of the current subscription is allowed during the active subscription period. - Your AENote app is available for four subscriptions, which are as follows - 1. Basic Monthly Plan - Provides full access to all note editor features, allowing users to create, organize, and manage their notes effortlessly. 2. Premium Monthly Plan - Full access to all note editor features, user can create, organise and manage your notes effortlessly. As well as cloud sync functionality is enabled and multi device access. 3. Basic Yearly Plan - Provides full access to all note editor features, allowing users to create, organize, and manage their notes effortlessly. 4. Premium Yearly Plan - Includes full access to all note editor features, enabling users to create, organize, and manage their notes effortlessly. Additionally, it offers cloud sync functionality and multi-device access. Privacy policy: https://aeedison.com/privacy-policy?language=en Terms of use: https://aeedison.com/team?language=en

Screenshots

Turtle Universe4 screens
AE Note4 screens

Verdict

The call

The clearest difference is in-app purchases: Turtle Universe at none against AE Note's 4. Turtle Universe also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price, 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. AE Note sells 4 in-app purchases, starting at $4.99 per month. Turtle Universe asks for nothing beyond the download.

UpkeepUpdate frequency

Turtle Universe ships an update every 6 weeks, AE Note monthly. The most recent releases landed on July 29, 2026 and September 20, 2026 respectively.

Scorecard3 real differences · 7 level
Turtle Universe versus AE Note: the parameters behind the verdict, then further details
ParameterTurtle UniverseAE Note
PriceFreeFree
Rating4.6 (45 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings45 — better—
Update frequencyEvery 6 weeksMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better16.4
Further details — not scored
Size120 MB59 MB
Age rating4+17+
DeveloperTurtle Sim LLCAEDISON TECHNOLOGY PTE. LTD.

In-app purchases

None

Turtle Universe

No in-app purchases

4 purchases

AE Note

Subscriptions4
  • Basic Monthly Plan$4.991 Month
  • Premium Monthly Plan$19.991 Month
  • Basic Yearly Plan$56.991 Year
Show 1 more
  • Premium Yearly Plan$99.991 Year

Questions

Is Turtle Universe free?
Turtle Universe is free to download, with no in-app purchases.
Is AE Note free?
AE Note is free to download, with in-app purchases available.
Do Turtle Universe or AE Note have ads?
Neither Turtle Universe nor AE Note shows ads.
Which is updated more often, Turtle Universe or AE Note?
Turtle Universe ships an update every 6 weeks, and AE Note monthly. Most recently, Turtle Universe was updated on July 29, 2026 and AE Note on September 20, 2026.

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