KYOSHO EGG vs Smart Protractor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KYOSHO EGG
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KYOSHO EGG is an APP that can realize real-time video transmission through WIFI connection uav, remotely control uav to fly,take photos and videos.
Smart Protractor
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A simple and accurate tool for measuring angles right on your iPhone. With camera support and image import, you can easily overlay a virtual protractor on real-world objects or photos. Zoom, rotate, and pan with intuitive gestures to get the exact view you need. Whether you’re tackling DIY projects, woodworking, or academic tasks, this app helps you find precise angles quickly and easily. Features: - Import and overlay images for easy angle measurement - Multi-touch controls for zoom, rotation, and panning - Clean, user-friendly interface designed for quick use on the go Perfect for anyone who needs reliable and precise angle measurement anytime, anywhere.
Screenshots
Verdict
The clearest difference is in-app purchases: KYOSHO EGG at none against Smart Protractor's 2. KYOSHO EGG also leads on iOS requirement (11.0 vs 17.2). Smart Protractor's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads 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
Both are free to download. Smart Protractor sells 1 one-off in-app purchase. KYOSHO EGG asks for nothing beyond the download.
KYOSHO EGG ships an update every 3 months, Smart Protractor every 2 weeks. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.
| Parameter | KYOSHO EGG | Smart Protractor |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 11.0 — better | 17.2 |
| Further details — not scored | ||
| Size | 62 MB | 8 MB |
| Age rating | 4+ | +4 |
| Developer | ShanTou City Vison Electronictechnology Co., Ltd. | Jun Yamabe |
In-app purchases
KYOSHO EGG
No in-app purchases
Smart Protractor
- Remove Ads2 variants$2.99
Questions
Is KYOSHO EGG free?
Is Smart Protractor free?
Do KYOSHO EGG or Smart Protractor have ads?
Which is updated more often, KYOSHO EGG or Smart Protractor?
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