Comparison

Purese vs SunSpan

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Purese

Features
Read full description

Purese is a weather app that does one thing well: gives you the weather without all the extra noise. Get AI-generated weather reports powered by Google Gemini, written in plain language with tips tailored for kids, adults, and older adults. See your temperature, feels like, humidity, and wind speed in one clean view, plus a next-day forecast to help you plan ahead. Location access is completely optional. Allow it to get your local weather automatically, or skip it and search for any city by name. You get the full experience either way. Your privacy is the foundation, not a feature. Location data is only used to fetch your forecast and is never stored or logged. There are no analytics, no ads, and no data collection of any kind. What you get: - AI weather summaries tailored to different age groups - Auto-location or manual city search - Temperature, feels like, humidity, and wind at a glance - Next-day forecast with planning suggestions - Light and dark mode - Native iOS design

About

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.

Highlights
  • Full-year daylight chart
  • Eight-stop twilight gradient
  • Inspect daily solar times
  • DST transitions marked
  • Location picker via map/GPS
  • Automatic time zone resolution
Features
Read 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.

Screenshots

Purese4 screens
SunSpan4 screens

Verdict

The call

The clearest difference is update cadence: SunSpan at every 2 days against Purese's every 6 months. Purese's advantage is iOS requirement (13.0 vs 16.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Purese ships an update every 6 months, SunSpan every 2 days. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 7 level
Purese versus SunSpan: the parameters behind the verdict, then further details
ParameterPureseSunSpan
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 6 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size16 MB6 MB
Age rating4+4+
DeveloperPablo PantojaMykhailo Chelnokov

In-app purchases

None

Purese

No in-app purchases

None

SunSpan

No in-app purchases

Questions

Is Purese free?
Purese is free to download, with no in-app purchases.
Is SunSpan free?
SunSpan is free to download, with no in-app purchases.
Do Purese or SunSpan have ads?
Neither Purese nor SunSpan shows ads.
Which is updated more often, Purese or SunSpan?
Purese ships an update every 6 months, and SunSpan every 2 days. Most recently, Purese was updated on October 15, 2026 and SunSpan on October 24, 2026.

Other comparisons