SunSpan vs Foreign Weather
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SunSpan
Visualize an entire year of daylight, sunrise, sunset, and twilight on a single, intuitive chart. Easily inspect daily solar times and phases by tapping or dragging across the visual representation. Offers detailed insights into seasonal changes and astronomical events.
- Full-year daylight chart
- Eight-stop twilight gradient
- Inspect daily solar times
- DST transitions marked
- Location picker via map/GPS
- Automatic time zone resolution
Read full descriptionHide full description
SunSpan — A Year of Daylight on One Screen SunSpan renders an entire year of sunrise, sunset, and twilight as a single chart. Each day is a vertical band shaded from astronomical night through nautical and civil twilight into full daylight, so the seasonal curve, the solstices, the equinoxes, and effects like white nights and polar day are visible at a glance. Tap or drag across the chart to select any day and see its sunrise, sunset, daylight length, and twilight phase times in a detail bubble. Features - Full-year daylight chart for any location, any year from 1900 to 2100 - Eight-stop twilight gradient: night, astronomical, nautical, civil, day - Tap or drag any day to inspect sunrise, sunset, daylight length, and twilight phase times - DST transitions marked on the chart - Location picker via satellite map, or automatic from device GPS - Time zone resolved automatically from the selected coordinates - Localized in English, Spanish, German, and Ukrainian Privacy No accounts, no analytics, no ads. Location is used only on-device to compute solar geometry and never leaves the device.
Foreign Weather
Read full descriptionHide full description
See °F and °C side by side — plus your home city, always one glance away. Moved abroad? Traveling? Family in another country? Foreign Weather shows every temperature in Fahrenheit and Celsius together, so you never translate degrees in your head again. Pin a home city and compare it with wherever you are now. The home card shows its weather, local time, and even whether it is already tomorrow there — checking in on another place takes one glance. WHAT YOU GET - Current conditions, hourly, and 7-day forecasts — every temperature in both °F and °C - Pinned home-city card with local time and a day hint (already tomorrow there) - Saved places — jump back to any city with one tap - Severe weather alerts with official source details - Feels-like, humidity, wind, rain chance, UV index, sunrise, and sunset - Choose °F-first or °C-first — the other scale stays visible - Last forecast cached for offline viewing - Weather data by Apple Weather, with visible attribution FREE AND FAIR Free includes current location, a pinned home city, and saved places. A one-time Unlimited unlock raises the saved-place limit — no ads, no subscription, nothing recurring. Optional free account sync restores your saved places and preferences on another device.
Screenshots
Verdict
The clearest difference is in-app purchases: SunSpan at none against Foreign Weather's 1. SunSpan also leads on update cadence (every 2 days vs every 3 months). On price, ads, device support and iOS requirement 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. Foreign Weather sells 1 one-off in-app purchase. SunSpan asks for nothing beyond the download.
SunSpan ships an update every 2 days, Foreign Weather every 3 months. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.
| Parameter | SunSpan | Foreign Weather |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 days — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Mykhailo Chelnokov | WENDELL JACINTO PEREIRA |
In-app purchases
SunSpan
No in-app purchases
Foreign Weather
- Unlimited Unlock$4.99









