レーダー地図 vs urobi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
レーダー地図
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半径を指定して、その圏内にある項目を表示するための地図アプリです。視覚に障害のある方でも操作しやすいようVoiceOverに最適化されています。
urobi
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This app is designed for people who are blind or visually impaired. Built to be simple, only three buttons and reliable from the very first moment. Forget all overcomplicated apps. Only focus on key functionality. Core Features (Large Buttons) Make a Picture Take a photo instantly using your phone’s back camera. The app analyzes the image and describes what’s in front of you—clearly and naturally, like a human assistant. Scan Text Point your camera at any text—documents, signs, menus—and hear it read aloud with high accuracy. Ask Questions Want more details? Ask follow-up questions about what you just captured or anything else. The app responds intelligently and conversationally. Designed for Accessibility Only three large, easy-to-find buttons Works without needing to see the screen, haptic feedback Immediate start via SIRI, no extra taps required Fully voice-based responses Adjustable speaking speed Multiple voice options Credit base system to pay what you use
Screenshots
Verdict
The clearest difference is in-app purchases: レーダー地図 at none against urobi's 4. レーダー地図 also leads on iOS requirement (14.0 vs 17.0). urobi's advantage is update cadence (every 5 days vs every 30 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. urobi sells 4 one-off in-app purchases. レーダー地図 asks for nothing beyond the download.
レーダー地図 ships an update every 30 months, urobi every 5 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | レーダー地図 | urobi |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 30 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 6 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Yoshiyuki Koyanagi | Robert Berthold Schirmer |
In-app purchases
レーダー地図
No in-app purchases
urobi
- 500 Credits$1.99
- 2000 Credits$3.99
- 5000 Credits$17.99
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- 14000 Credits$44.99









