Cast vs Rostra
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cast
This interactive edition of the ancient Chinese divination text helps you explore life's important questions. Focus universal energies to seek guidance and discover what fortune holds for you.
- Interactive I Ching edition
- Ask life's important questions
- Focus universal energies
- Discover your fortune
- Carefully designed interface
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Cast: I Ching is a carefully designed interactive edition of the I Ching – the Book of Changes. Focus the energies of the universe on answering the important questions of your life. Ask the I Ching what fortune holds for you.
Rostra
Discover timeless wisdom through a curated feed of humanity's greatest quotes. Explore ideas from philosophers, scientists, and leaders, and collect those that resonate with you. Follow influential figures and search for specific thoughts to enrich your mind.
- Curated quote feed
- Follow influential figures
- Collect favorite quotes
- Search for quotes and figures
- Spans diverse philosophies and thinkers
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The war for your attention is real. Every scroll fills your mind with someone's ideas — why not the best ones? Rostra is a feed of humanity's greatest quotes. Ideas that have survived centuries of scrutiny. Scroll Marcus Aurelius, Emerson, Einstein, Churchill, and hundreds more — the way you already scroll, with thoughts that last. What you can do: • Curated feed — For You or Following tabs • Follow figures who speak to you • Collect quotes that stop you cold • Search any figure or quote The collection spans Stoic philosophy, Greek and Eastern thought, American Transcendentalism, science, poetry, statecraft, and more. Fill your mind with great ideas, not mediocre ones.
Screenshots
Verdict
The clearest difference is update cadence: Rostra at every 2 days against Cast's every 10 days. Cast's advantage is ratings volume (5 vs 1). On price, rating, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Cast against 5.0 for Rostra. That said, the two scores are not equally well evidenced: Cast has 5 ratings behind it against 1, so its average is the more settled of the two.
Cast ships an update every 10 days, Rostra every 2 days. Both last shipped on October 14, 2026.
| Parameter | Cast | Rostra |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 10 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 34 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | AFSHIN DARIAN | Dawn Patrol |
Customer experience
Cast
Rostra
In-app purchases
Cast
No in-app purchases
Rostra
No in-app purchases
