# Knowkard vs Tree ID

The clearest difference is ratings volume: Tree ID at 9 against Knowkard's 2. Knowkard's advantage is iOS requirement (12.0 vs 16). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Knowkard sells 2 in-app purchases, starting at $4.99 per 7 days and Tree ID sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Knowkard against 5.0 for Tree ID. Both are backed by a comparable volume of ratings — 2 and 9 respectively.

Knowkard ships an update every 2 weeks, Tree ID every 10 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Knowkard | Tree ID |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/knowkard-flash-cards-learning/id6748628223/reviews) | [5.0 (9 ratings)](https://appshunter.io/ios/app/tree-id-identify-and-diagnose/id6749679668/reviews) |
| Number of ratings | 2 | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Freemium | Freemium |
| Size | 105 MB | 54 MB |
| Requires iOS | **12.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Artmvstd SIA](https://appshunter.io/developer/1262774776) | [VAN CHIEN NGUYEN](https://appshunter.io/developer/1831720985) |

## What reviewers say

### Knowkard

[App page](https://appshunter.io/ios/app/knowkard-flash-cards-learning/id6748628223)

Transform any text, notes, or documents into study-ready flashcards in seconds using AI. This tool helps students, language learners, and professionals study more efficiently by automating flashcard creation and focusing on key concepts.

**Highlights:** AI Flashcard Generator, Upload Photos, PDFs & Articles, Smart Focus on Core Concepts, Instant Flashcard Creation, Customizable Flashcards, Supports Any Subject or Language

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Yearly | $34.99 | per year |


### Tree ID

[App page](https://appshunter.io/ios/app/tree-id-identify-and-diagnose/id6749679668)

Instantly identify plants, trees, and flowers with a photo. Get detailed care guides, diagnose diseases, and track your plant's recovery. Engage in fun challenges to earn rewards and build your personal plant collection.

**Highlights:** AI-powered plant identification, Disease diagnosis and treatment, Detailed plant care guides, Plant journey tracking, Gamified healing challenges, Badge collection and rewards, Personal plant collection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plantio Weekly Premium | $4.99 | per 7 days |
| Plantio Monthly Premium | $9.99 | per month |
| Plantio Yearly Premium | $29.99 | per year |


## Frequently asked questions

### Is Knowkard free?

Knowkard is free to download, with in-app purchases available.

### Is Tree ID free?

Tree ID is free to download, with in-app purchases available.

### Which has better reviews, Knowkard or Tree ID?

Knowkard and Tree ID are both rated 5.0 out of 5 on the App Store, from 2 and 9 ratings respectively.

### Do Knowkard or Tree ID have ads?

Neither Knowkard nor Tree ID shows ads.

### Which is updated more often, Knowkard or Tree ID?

Knowkard ships an update every 2 weeks, and Tree ID every 10 days. Most recently, Knowkard was updated on October 30, 2026 and Tree ID on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*