PréviCA vs AllSky PNW
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PréviCA
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Environment Canada are working hard to make accurate predictions. PréviCA brings this information to your iPhone, iPad and Apple Watch with a fast and elegant interface. You can easily switch between your favorite cities. You will know when a weather alert is emitted and the radar view is always available to plan your activities. (PréviCA is not affiliated to Environment Canada)
AllSky PNW
Experience the Pacific Northwest sky through a unique fisheye lens. This calming app offers dynamic views of the sky, from starry nights to cloudy days, with automatic refreshes and timelapse videos. Discover the ever-changing beauty above.
- Fisheye sky imagery
- Automatic minute-by-minute refreshes
- Daily 24-hour timelapse videos
- Mini 30-minute timelapse clips
- Northern Lights and starry night views
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The sky's the limit in Pacific Northwest with this lovely, calming app! View beautiful fisheye images and videos of the sky surrounded by the trees. You never know what you'll see! Will there be a bright, starry night or a glimpse of the Northern Lights? Or will it be nothing but clouds? The app automatically refreshes with new images every minute. At the start of each day, it creates a timelapse video showcasing all images from the previous 24 hours. For a more immediate view, you can also watch short mini timelapse clips covering the most recent 30-minute periods, which are updated throughout the day.
Screenshots
Verdict
The clearest difference is update cadence: AllSky PNW at every 3 weeks against PréviCA's every 2 months. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PréviCA ships an update every 2 months, AllSky PNW every 3 weeks. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.
| Parameter | PréviCA | AllSky PNW |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple TV |
| Requires iOS | 16.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 30 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Consultation Massawippi | Jeremy Fields |
In-app purchases
PréviCA
No in-app purchases
AllSky PNW
No in-app purchases
