Comparison

Shyrm vs Sun

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

Head to head
About

Shyrm

Get hyper-local rain predictions for your exact GPS location. See live radar, a 2-hour nowcast, and a 24-hour outlook with no ads or tracking. Receive rain alerts and severe weather warnings for Germany and Europe.

Highlights
  • Exact GPS rain predictions
  • Live radar updated every 5 minutes
  • 2-hour nowcast with 5-minute steps
  • 24-hour hourly outlook
  • Rain alerts 30 minutes before arrival
  • Severe weather warnings for Germany/Europe
  • Widget and Lock Screen integration
Features
Read full description

Shyrm is free, private, and tells you exactly when rain will reach you — not a general area, your exact GPS position. Live radar updated every 5 minutes, a 2-hour nowcast, and a full 24-hour outlook — all in one clean timeline. No clutter, no ads, no tracking. WHAT YOU GET · Live radar — rain falling at your spot right now · 2-hour nowcast — when rain will start or stop, in 5-minute steps · 24-hour outlook — hour by hour, plan your whole day · Saved places — keep an eye on home, work, or wherever you're headed · Radar map — animated full-screen rain moving across your region · Rain alerts — a heads-up up to 30 minutes before rain reaches you · Severe weather warnings — official alerts for Germany and Europe · Rain, snow or sleet — and how heavy, at every step · Current temperature — at your exact spot · Widget & Lock Screen — rain at a glance, plus a countdown that appears by itself when rain is near · Siri — ask when it will rain, without opening the app COVERAGE Radar nowcasts from national weather services in Germany, France, the Netherlands, Belgium, Luxembourg, Austria, Czechia, Norway, Sweden and Finland, and from Europe's radar network across much of the rest of Europe. Where no radar reaches, the forecast comes from DWD's weather model. PRIVACY FIRST Your location never goes to third parties. Everything runs through our own server in Germany. No account, no tracking, no analytics. Built on official open data from national weather services — DWD, Météo-France, KNMI, GeoSphere Austria, ČHMÚ, MET Norway — and Europe's radar network. Full source list on our website.

About

Sun

Features
Read full description

Sun-Dog is a clean, focused weather app built on open data. Hourly trends for temperature, rain, sunshine and wind, a combined 14-day overview and all the important details show you the sky at a glance. Weather Windows find suitable times for walks, exercise, barbecues, beach trips, stargazing and more. Smart highlights call out important weather changes and significant rain or wind peaks. A sundog – also called a parhelion – is a real atmospheric phenomenon. When conditions are right, Sun-Dog quietly reminds you to look up. • Hourly charts for temperature, rain, sunshine and wind • Combined 14-day forecast with detailed hourly values • Weather Windows for activities and special times of day • Current conditions including feels-like, wind, humidity, pressure, UV and cloud cover • Rain radar and severe-weather alerts • Favorite places, widgets and Apple Watch complications • For iPhone, iPad, Mac and Apple Watch, in light and dark mode • Powered by Open-Meteo – free, open weather data. No account, no tracking.

Screenshots

Shyrm4 screens
Sun4 screens

Verdict

The call

The clearest difference is device support: Sun at 4 against Shyrm's 1. Shyrm's advantage is iOS requirement (18.0 vs 26.0). On price, update cadence, ads and in-app purchases 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. Shyrm sells 3 one-off in-app purchases and Sun sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Shyrm ships an update every 3 weeks, Sun every 2 weeks. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 6 level
Shyrm versus Sun: the parameters behind the verdict, then further details
ParameterShyrmSun
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhoneiPhone, iPad, Mac, Apple Watch — better
Requires iOS18.0 — better26.0
Further details — not scored
Size6 MB21 MB
Age rating4+4+
DeveloperRobert HaistMichael Lauer

In-app purchases

3 purchases

Shyrm

One-time3
  • Drizzle$1.99
  • Downpour$3.99
  • Thunderstorm$8.99
3 purchases

Sun

One-time3
  • Small Tip$1.99
  • Medium Tip$3.99
  • Large Tip$6.99

Questions

Is Shyrm free?
Shyrm is free to download, with in-app purchases available.
Is Sun free?
Sun is free to download, with in-app purchases available.
Do Shyrm or Sun have ads?
Neither Shyrm nor Sun shows ads.
Which is updated more often, Shyrm or Sun?
Shyrm ships an update every 3 weeks, and Sun every 2 weeks. Most recently, Shyrm was updated on November 9, 2026 and Sun on October 31, 2026.

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