Air Tree vs PenFinger
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Air Tree
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Get your own christmas tree! By using this app, you can quickly set up a Christmas tree about 2m high. However, ornaments of the tree must be obtained with a slot machine. Let's challenge the slot by tapping the boxes which is hanging from the beginning. If you can match the symbols, you will get a nice ornament. But If you fail, your tree will be decorated with junk objects. Ornaments can be decorated in 35 places in all. If you can decorate everything cleanly, you will be able to get a special ornament on the top of tree. * This application requires iPhone compatible with AR function (iPhone 6s or later) . Please check before downloading.
PenFinger
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PenFinger lets you draw on your phone using just your finger. By tracking your fingertip with the camera, PenFinger transforms real-world hand movement into 2D drawings directly on your screen. Move your finger in the air and watch your strokes appear. Close your hand into a fist to pause drawing. Features ⢠Real-time fingertip tracking, including when the lower palm is outside the frame ⢠Eight ink colors with a palette of colored circles ⢠Separate strokes that retain their original colors ⢠One-tap clearing that keeps your selected color ⢠Photos with your drawing, automatically saved to Photos when permission allows ⢠A photo preview with sharing and save confirmation ⢠On-device camera processing Privacy First Camera tracking and photo composition happen on your device. The developer does not receive your photos or drawings. Photos permission is used only to add captured images to your library. Sharing happens when you choose an action in the share sheet. Who is it for? ⢠Creators and artists ⢠Students and educators ⢠Anyone who wants to experiment with gesture-based drawing ⢠Curious minds exploring new ways to interact with technology No sign-up. No ads. Just draw.
Screenshots
Verdict
The clearest difference is ads: PenFinger at none against Air Tree's shown. PenFinger also leads on update cadence (every 5 months vs every 12 months). Air Tree's advantage is iOS requirement (13.0 vs 18.5). On price, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Air Tree ships an update every 12 months, PenFinger every 5 months. The most recent releases landed on November 2, 2026 and November 9, 2026 respectively.
| Parameter | Air Tree | PenFinger |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 12 months | Every 5 months ā better |
| Ads | Yes | No ā better |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 ā better | 18.5 |
| Further details ā not scored | ||
| Size | 138 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | Tahito Aoki | EMIRHAN SIMSEK |
In-app purchases
Air Tree
No in-app purchases
PenFinger
No in-app purchases









