Comparison

Radius on Map + vs Astry

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

Head to head
About

Radius on Map +

Create and share circular areas on a map with a unique URL. Supports various coordinate and distance units, and allows importing/exporting data in KML format. Ideal for planning and communication.

Highlights
  • Draw radius on map
  • Share radius via URL
  • Import/export KML files
  • Support for multiple coordinate formats
  • Support for various distance units
  • Customizable radius properties
  • No adverts
Features
Read full description

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. The full version is a one-time purchase at a reasonable price. There is no recurring 'subscription' . Extra functionality of the full version includes: - Support for landscape and iPad split screen. - Share multiple radii in one url. - Lock a radius center to your current location. - Import radii stored as polygons in a .kml or .kmz file. You can import a file from a cloud service such as iCloud or Dropbox. - Export your radii as polygons saved to a kml file to view in Google Earth™ or other mapping applications. You can attach the .kml file to an email or save to iCloud, Dropbox, etc. - Ability to specify which radii show on the map by selecting them in the list view. - Search for keywords in name and/or notes field to find a specific saved radius. - Custom message header and footer. - No adverts 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.

About

Astry

Features
Read full description

Astry is an application that allows you to: - manage your on-call duties, schedules, and rotations - organize your on-call duties by teams and by functional or technical scope - manage your production incidents - alert the right people, at the right time, in the right way - reduce the downtime of your services and minimize the risk of errors in production - assist and equip you during crises to reduce their impact

Screenshots

Radius on Map +4 screens
Astry4 screens

Verdict

The call

The clearest difference is price: Astry at Free against Radius on Map +'s $5.99. Astry also leads on update cadence (every 5 days vs every 3 months). Radius on Map +'s advantage is iOS requirement (9.0 vs 15.1). 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

CostPrice · In-app purchases · Ads · Monetization

Astry is free to download; Radius on Map + costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Radius on Map + ships an update every 3 months, Astry every 5 days. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

Scorecard3 real differences · 7 level
Radius on Map + versus Astry: the parameters behind the verdict, then further details
ParameterRadius on Map +Astry
Price$5.99Free — better
Rating3.3 (4 ratings) — better—
Positive reviews71.4% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS9.0 — better15.1
Further details — not scored
Size5 MB38 MB
Age rating4+4+
DeveloperTappiAppsOtodo

In-app purchases

None

Radius on Map +

No in-app purchases

None

Astry

No in-app purchases

Questions

Is Radius on Map + free?
Radius on Map + costs $5.99, with no in-app purchases.
Is Astry free?
Astry is free to download, with no in-app purchases.
Do Radius on Map + or Astry have ads?
Neither Radius on Map + nor Astry shows ads.
Which is updated more often, Radius on Map + or Astry?
Radius on Map + ships an update every 3 months, and Astry every 5 days. Most recently, Radius on Map + was updated on October 7, 2026 and Astry on October 4, 2026.

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