Comparison

Nav Clock 2 vs Gazulation

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

Head to head
About

Nav Clock 2

Features
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NavClock2 is a clock, navigation info and weather info app.

About

Gazulation

Features
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Will tonight be worth looking up? Gazulation answers one question: when is the best time to stargaze from where you stand. It reads the next 12 hours of sky conditions and gives every hour a simple rating โ€” Excellent, Good, Fair, or Poor โ€” so you know at a glance whether to grab your telescope or stay cozy inside. THE BEST TIME, FOUND FOR YOU Gazulation weighs everything that matters for a dark, clear sky: โ€ข Cloud cover โ€” the deal-breaker โ€ข True darkness โ€” not just sunset, but astronomical twilight โ€ข The Moon โ€” its position and brightness wash out faint stars โ€ข Humidity and dew โ€” the haze that blurs your view โ€ข Wind โ€” steadiness for telescopes and astrophotography Then it highlights the single best window tonight, so you don't have to decode a weather chart yourself. HOUR BY HOUR See the next 12 hours as a simple timeline. Each hour gets a rating and the details behind it: sky visibility, temperature, humidity, wind, and where the Moon sits. ANYWHERE ON EARTH โ€ข Use your current location with one tap โ€ข Search any city or place โ€ข Enter exact coordinates for that dark-sky site you love MADE FOR NIGHT A calm, dark interface that is easy on adapted eyes. Whether you are an astrophotographer planning a session, chasing a meteor shower, or just wondering whether to step outside โ€” Gazulation tells you when. Weather data by WeatherAPI.com.

Screenshots

Nav Clock 21 screens
Gazulation3 screens

Verdict

The call

The clearest difference is update cadence: Nav Clock 2 at every 2 weeks against Gazulation's monthly. Gazulation's advantage is iOS requirement (15.0 vs 17.2). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Nav Clock 2 ships an update every 2 weeks, Gazulation monthly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

Scorecard2 real differences ยท 4 level
Nav Clock 2 versus Gazulation: the parameters behind the verdict, then further details
ParameterNav Clock 2Gazulation
PriceFreeFree
Update frequencyEvery 2 weeks โ€” betterMonthly
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod โ€” better
Requires iOS17.215.0 โ€” better
Further details โ€” not scored
Size9 MB17 MB
Age rating4+4+
DeveloperInfoserv Hosting ApSLi Yong Teng

In-app purchases

None

Nav Clock 2

No in-app purchases

None

Gazulation

No in-app purchases

Questions

Is Nav Clock 2 free?
Nav Clock 2 is free to download, with no in-app purchases.
Is Gazulation free?
Gazulation is free to download, with no in-app purchases.
Do Nav Clock 2 or Gazulation have ads?
Neither Nav Clock 2 nor Gazulation shows ads.
Which is updated more often, Nav Clock 2 or Gazulation?
Nav Clock 2 ships an update every 2 weeks, and Gazulation monthly. Most recently, Nav Clock 2 was updated on October 25, 2026 and Gazulation on October 28, 2026.

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