Undy vs Simple Mind Tree
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Undy
This app simplifies complex texts, making them easy to understand. It helps you read and comprehend various documents, from medical notes to legal documents. Additionally, it offers assistance for clear English writing.
- Simplifies complex texts
- Makes documents easy to read
- Assists with English writing
- Supports various document types
- Free to use
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Find yourself stuck trying to understand complicated texts? Undy is here to help you out. Undy makes confusing texts clear and easy to read. Use Undy to read things on your own, like: - Doctor's notes - Textbooks - Important letters - News articles - Tax laws Bonus: Undy also helps you write clearly in English. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Simple Mind Tree
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Brainstorm anytime, anywhere — whether you're organizing your thoughts or seeking creative ideas in a meeting.
Screenshots
Verdict
The clearest difference is in-app purchases: Simple Mind Tree at none against Undy's 1. Simple Mind Tree also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.1). 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
Both are free to download. Undy sells 1 in-app purchase, starting at $0.99 per month. Simple Mind Tree asks for nothing beyond the download.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.
| Parameter | Undy | Simple Mind Tree |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.1 | 15.1 — better |
| Further details — not scored | ||
| Size | 43 MB | 30 MB |
| Age rating | 12+ | 4+ |
| Developer | Benjamin Moore | Cheonsoo Park |
In-app purchases
Undy
- Monthly2 Months trial$0.991 Month
Simple Mind Tree
No in-app purchases
