Radius on Map vs Starfocus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Radius on Map
Draw circles on a map to visualize areas of interest. Customize radius, color, and opacity, then share a link to your map viewable in any browser. Supports various coordinate and distance formats.
- Draw radius circles on map
- Customize fill and perimeter
- Add name and notes
- Support for multiple coordinate formats (UTM, MGRS)
- Support for various distance units
- Shareable map links
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Easily make a radius on a map and share a url showing the radius via email or text message that can be viewed with any browser. Properties for each radius: - Center coordinate - Radius - Fill color and opacity - Perimeter color and opacity - Name - Notes (optional) Coordinate formats include: - Degrees - Degrees, Minutes - Degrees, Minutes, Seconds - UTM (Universal Transverse Mercator) - MGRS (Military Grid Reference System) Distance units include: - Kilometers - Miles - Nautical miles - Meters - Yards - Feet Loading satellite maps requires an internet connection. Datum used is WGS-84. Please visit the support page for more details.
Starfocus
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Struggling to put your phone down, finish deep work, or stick with a focus routine that feels like a chore? Starfocus is a Pomodoro focus timer that turns your focus time into something you can collect! Every completed session intercepts a real star from the night sky, which is yours to collect, explore, and revisit. Build a productivity habit that finally feels rewarding, one star at a time. WHAT STARFOCUS HELPS YOU DO • Beat procrastination. Start a Pomodoro session and stay on task instead of doomscrolling. • Build a focus habit. Customizable focus and break phases keep you in a rhythm that sticks. • Make focus rewarding. Earn a real star every session, so your effort always leaves something behind. • Wind down between sprints. Calm, distraction-free design with Live Activity. HOW IT WORKS 1. Point your phone at the sky and pick a star to intercept. 2. Start the Pomodoro timer and focus. Take a break when it rings. 3. View your star in your Discoveries collection. A REAL, INTERACTIVE NIGHT SKY • Every star is real, drawn from a professional astronomy catalog • Explore an interactive 3D star map with AR, gyroscope, and drag controls • See the sky from your exact location, with the Sun, Moon, stars and Milky Way in real time • Open any star for Wikipedia summaries, astrometry data, and links to SIMBAD for further details YOUR GROWING COLLECTION • Build a personal collection across 5,000+ real stars • Search and sort discoveries by brightness, distance, constellation, and more • Track your focus journey: total focus time, sessions completed, and stars discovered • Organize sessions with custom, color-coded tags to see where your focus really goes • Sync and back up your sessions and discoveries across all your devices with iCloud GREAT FOR • Students studying for exams and beating procrastination • Deep work, writing, coding, and time-blocking • Building an ADHD-friendly focus and productivity routine • Stargazers and astronomy lovers who want a reason to look up • Anyone who wants a calmer, more rewarding alternative to a plain Pomodoro timer WORKS OFFLINE, RESPECTS YOUR PRIVACY The entire star catalog is bundled with the app, so focus and discovery work completely offline. Your data stays on your device: no account, no sign-in required. Turn your focus into a galaxy. Download Starfocus and start your stargazing journey! Privacy Policy: https://trystarfocus.com/privacy Terms & Conditions: https://trystarfocus.com/terms
Screenshots
Verdict
The clearest difference is in-app purchases: Radius on Map at none against Starfocus's 3. Radius on Map also leads on iOS requirement (9.0 vs 17.0). On price, ads 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
Both are free to download. Starfocus sells 3 in-app purchases, starting at $3.99 per month. Radius on Map asks for nothing beyond the download.
| Parameter | Radius on Map | Starfocus |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (17 ratings) — better | — |
| Positive reviews | 58.8% of reviews | — |
| Number of ratings | 17 — better | — |
| Update frequency | Every 4 months | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 5 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | TappiApps | Young Shung Ng |
In-app purchases
Radius on Map
No in-app purchases
Starfocus
- Starfocus Pro Monthly$3.991 Month
- Starfocus Pro Yearly7 Days trial$16.991 Year
- Starfocus Pro Lifetime$39.99









