Astronomy Pro vs College4Less
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Astronomy Pro
Explore the universe and learn about planets, solar systems, and galaxies. This educational app enhances general knowledge about space and our place within it.
- Explore the universe
- Learn about planets
- Discover solar systems
- Study galaxies
- Enhance general knowledge
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Discover the universe we live in! Learn about the planets, our solar system, our galaxy and many more. Improve your astronomy general knowledge! This app is educational as it helps you learn more about our universe.
College4Less
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Make Your Minutes Count Toward College Credit College4Less: Natural Science is an exam-aligned study system for the CLEP® Natural Science exam and general-education science courses. It turns short sessions into measurable progress: start with a quick Pretest, learn core ideas with Key Themes + Summaries, build recall with Note Cards, practice with five quiz sets per topic, and finish with a full-length (120-question) final. Every missed answer is saved to Review so you study only what you need next. Designed for non-science majors, the app focuses on understanding how science works—not rote trivia—across biology, chemistry, physics, Earth science, and astronomy. Track completion, scores, and history so your next step is always clear. Features 500+ original flashcards & quiz questions 10 essential Natural Science topics 5 note-card sets & 5 quiz sets per topic Pretest and 120-question final exam Missed answers auto-saved to Review for targeted practice Progress tracking & score history Built for fast, focused sessions Who it’s for CLEP test-takers, dual-enrollment students, homeschoolers, and adult learners who want clear, efficient prep. CLEP is a registered trademark of the College Board, which does not endorse this app.
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Verdict
The clearest difference is price: College4Less at Free against Astronomy Pro's $3.99. College4Less also leads on update cadence (every 6 weeks vs every 15 months). Astronomy Pro's advantage is iOS requirement (12.0 vs 18.5). On 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
College4Less is free to download; Astronomy Pro costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Astronomy Pro ships an update every 15 months, College4Less every 6 weeks. The most recent releases landed on October 24, 2026 and October 5, 2026 respectively.
| Parameter | Astronomy Pro | College4Less |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 15 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 58 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Horea Bucerzan | Brian Taylor |
In-app purchases
Astronomy Pro
No in-app purchases
College4Less
No in-app purchases
Questions
Is Astronomy Pro free?
Is College4Less free?
Do Astronomy Pro or College4Less have ads?
Which is updated more often, Astronomy Pro or College4Less?
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