Ame kashira? vs SpinVane
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ame kashira?
This app provides real-time, high-resolution rainfall and lightning information across Japan on an interactive map. It's ideal for checking current weather conditions in cities and mountainous regions, offering easy access to forecasts for any location.
- High-resolution rain cloud map of Japan
- Lightning strike information display
- Location-based weather forecasts
- Interactive map interface
- Mountain weather checks
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In the end, what you really want to know is whether it's going to rain, right?" An app that displays high-resolution rain clouds across Japan on a map. Useful for checking the weather in the city, and especially handy for checking mountain weather. ■ Main Features ・View high-resolution rain cloud information overlaid on a map of all of Japan. ・Check lightning information on the map. ・Easily look up weather forecasts for any location. ■ Supported Devices Works on iOS devices running iOS 16.6 or later. ■ Notes ・The developer assumes no responsibility for any damages resulting from the use of this app. ・Map display and geocoding require an internet connection. Therefore, this app basically cannot be used offline. ・Lightning data is provided by the Japan Meteorological Agency's "Radar Nowcast – Lightning."
SpinVane
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SpinVane is a lightweight wind direction app designed for Apple Watch. With a single tap, it shows you the current wind direction in real time—no extra steps, no distractions. Perfect for walks, golf, outdoor adventures, or those curious moments when you just want to know where the wind is blowing. Its clean, intuitive interface keeps things simple, so you can check the wind without missing a beat. Bring a smart little weather vane to your wrist with SpinVane.
Screenshots
Verdict
The clearest difference is price: Ame kashira? at Free against SpinVane's $1.99. Ame kashira? also leads on iOS requirement (16.6 vs 18.2). SpinVane's advantage is update cadence (daily vs fortnightly). On ads, in-app purchases 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
Ame kashira? is free to download; SpinVane costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Ame kashira? ships an update fortnightly, SpinVane daily. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.
| Parameter | Ame kashira? | SpinVane |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 76.2% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Fortnightly | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Requires iOS | 16.6 — better | 18.2 |
| Further details — not scored | ||
| Size | 25 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | keiji matsumoto | Yu Ikeda |
In-app purchases
Ame kashira?
No in-app purchases
SpinVane
No in-app purchases









