Comparison

Constellation Finder vs Solar System Clock

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

Head to head
About

Constellation Finder

Discover planets and constellations with an interactive and educational journey through space. Explore celestial bodies, learn fascinating facts, and enjoy a playful design that makes learning about the solar system fun for all ages.

Highlights
  • Instant planet search and navigation
  • Fascinating facts and real data
  • Interactive solar system exploration
  • Regularly updated celestial data
  • Vibrant and playful design
  • Constellation finding capabilities
Features
Read full description

Planets: Explore the Solar System, Planets & Constellation Playfully Planets is your gateway to an interactive and fun journey through space. Instantly find planets and dive into real facts, beautiful designs, and celestial insights. Key Features: Explore instantly: Search and navigate planets in a tap. Learn as you go: Discover fascinating facts, and real data about every celestial body. Interactive discovery: explore the solar system your way with regularly updated data. Beautiful and educational: A vibrant, playful design that makes learning about space enjoyable for all ages. Whether you're curious about the Sun, constellation finder, exploring distant moons, or just love space and sky, Planet Finder makes space discovery simple, smart, and fun. Perfect for learners, dreamers, and explorers. Start your journey through the Galaxy today! — EULA https://planetfinder.carrd.co/#eula — Privacy Policy https://planetfinder.carrd.co/#privacy — Terms Of Service https://planetfinder.carrd.co/#terms

About

Solar System Clock

Features
Read full description

See the positions of all planets in our Solar System based on the current date. Or, you can set your own custom date to see the alignment of our planets from a future date or a past date. You can use this app to find out the best time to watch a planet in the sky by finding out when it will be closest to Earth.

Screenshots

Constellation Finder4 screens
Solar System Clock3 screens

Verdict

The call

The clearest difference is in-app purchases: Solar System Clock at none against Constellation Finder's 5. Solar System Clock also leads on update cadence (every 2 days vs every 2 months) and device support (3 vs 1). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Constellation Finder sells 5 in-app purchases, starting at $4.99 per 7 days. Solar System Clock asks for nothing beyond the download.

UpkeepUpdate frequency

Constellation Finder ships an update every 2 months, Solar System Clock every 2 days. The most recent releases landed on September 9, 2026 and August 15, 2026 respectively.

Scorecard3 real differences · 7 level
Constellation Finder versus Solar System Clock: the parameters behind the verdict, then further details
ParameterConstellation FinderSolar System Clock
PriceFreeFree
Rating4.8 (9 ratings) — better
Positive reviews100.0% of reviews
Number of ratings9 — better
Update frequencyEvery 2 monthsEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases
DevicesiPhoneiPhone, iPad, Apple Watch — better
Requires iOS16.4 — better16.6
Further details — not scored
Size20 MB5 MB
Age rating9+4+
DeveloperOverflow LTDMateusz Andrzejczuk

In-app purchases

5 purchases

Constellation Finder

Subscriptions3
  • Weekly$4.997 Days
  • Monthly$5.991 Month
  • Yearly$19.991 Year
One-time2
  • Lifetime$17.99
  • Lifetime$29.99
None

Solar System Clock

No in-app purchases

Questions

Is Constellation Finder free?
Constellation Finder is free to download, with in-app purchases available.
Is Solar System Clock free?
Solar System Clock is free to download, with no in-app purchases.
Do Constellation Finder or Solar System Clock have ads?
Neither Constellation Finder nor Solar System Clock shows ads.
Which is updated more often, Constellation Finder or Solar System Clock?
Constellation Finder ships an update every 2 months, and Solar System Clock every 2 days. Most recently, Constellation Finder was updated on September 9, 2026 and Solar System Clock on August 15, 2026.

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