RadarScope vs Storm Chasers
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RadarScope
Visualize professional-grade weather radar data with advanced tools for meteorologists, storm spotters, and enthusiasts. Access real-time radar information, severe weather alerts, and historical data with optional subscription tiers for enhanced capabilities.
- Single-site radar data visualization
- Severe weather alerts and warnings
- NWS-generated storm tracks
- Historical radar data archive
- GOES satellite products
- Multi-Radar Multi-Sensor products
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RadarScope is an AMS-award-winning weather visualization tool that empowers meteorologists, public safety officials, storm spotters, and weather enthusiasts to view a full suite of single-site radar data and related severe weather products. Your initial purchase provides professional radar visualization in a fully native app, free from distracting and invasive practices, with optional subscription packages to add even more capabilities. Whether you’re scanning for a mesocyclone’s tell-tale hook echo, pinpointing the landfall of a hurricane’s eye wall, or identifying velocity couplet, hail spike, or debris ball signatures, RadarScope displays native radar data in its original radial format. You see what the radar sees almost as soon as the radar sees it, with automatic updates every two to ten minutes depending on the radar’s scanning strategy. Your initial app purchase includes the following: • Full suite of single-site radar products for the US, Canada, Guam, Denmark, Finland, and Germany • 10-frame radar loops • Two built-in providers for radar data • Tornado, thunderstorm, flash flood, marine, snow squall, extreme wind, tropical, and other warnings in the US • Selected severe weather warnings in Canada and Australia • Severe weather watches in the US and Canada • NWS-generated storm tracks with hail, TVS, and mesocyclone attributes • Inspector and distance tools • Color palette options for radar data • Weather Pulse data plan integration • Spotter Network integration for storm and location reporting • mPING integration for submitting weather reports to NSSL • Bundled maps with political borders, water bodies, and highways, optimized for low-bandwidth use • Support for widgets and complications • Universal app for Apple platforms, including Apple Watch, and Apple TV • CarPlay support • Family Sharing support RadarScope Pro Tier One is an optional annual subscription that adds more features for tracking severe weather: • 30-frame radar loops • Cloud-to-ground lightning strikes • Special weather statements in the US and Canada • Mesoscale convective and precipitation discussions • SPC convective, tornado, hail, wind, and fire outlooks • WPC excessive rainfall outlooks in the US • Local storm reports in the US • Custom color palette support • Multi-pane display (2 on phones; 4 on larger devices) • Family Sharing support RadarScope Pro Tier Two is an optional annual or monthly subscription that transforms RadarScope into a more complete visualization tool for a larger suite of weather products, including: • Everything in Pro Tier One • 50-frame radar loops • A third provider for US radar data • 30-year archive of NEXRAD Level II radar data • 6-year archive of NEXRAD Level III data • 30-day archive of super-res and non-US radar data • 20-year archive of NWS bulletins • GOES satellite data • Multi-Radar Multi-Sensor (MRMS) data • Real-Time Mesoscale Assimilation (RTMA) data • GFS, ECMWF, HRRR, HRW, NAM, and RRFS model data • Surface observations • ProbSevere layer • Atmospheric soundings in the US • Hail size, hail probability, and azimuthal shear contours with a 30-day archive • More detailed transportation and satellite imagery maps • Custom color palette support for GOES, MRMS, RTMA, and forecast products • Server-sent events for radar and warning updates • Cross-platform subscription sharing on up to 5 devices If you choose to buy a RadarScope Pro subscription, it will be charged to your App Store account. The subscription will be auto-renewed within 24 hours prior to the end of the current period at the same price you originally paid. Subscriptions may be managed and auto-renewal disabled via your App Store account settings after the purchase. Once purchased, the subscription cannot be canceled during the active subscription period. DTN is committed to safeguarding your privacy online. Our privacy policy is available for review at https://www.dtn.com/privacy-policy/ Please visit our web site for more information.
Storm Chasers
Learn to interpret storm patterns like a professional. This app uses images, videos, and interactive diagrams to teach you about severe weather and tornadoes. It also includes a cloud chart to help you predict approaching storm systems and identify cloud types.
- Interactive storm diagram
- Video links for learning
- Detailed weather descriptions
- Cloud chart for prediction
- Learn Latin cloud names
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Learn how to read a storm like the pros. Filled with images, video links,detailed descriptions, and an interactive storm diagram; this app will teach you how to read the skies and predict the behavior of severe weather and tornadoes. A complete cloud chart will also allow you to predict when distant storm systems are approaching, and allow you to impress your friends with the correct Latin names of the various cloud forms.
Screenshots
Verdict
The clearest difference is price: Storm Chasers at $1.99 against RadarScope's $9.99. Storm Chasers also leads on in-app purchases (none vs 4) and iOS requirement (11.0 vs 16.6). RadarScope's advantage is update cadence (monthly vs every 53 months) and ratings volume (2.8K vs 3). On rating, review sentiment and ads 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
RadarScope costs $9.99 and Storm Chasers $1.99 up front. RadarScope sells 4 in-app purchases, starting at $9.99 per year. Storm Chasers asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.2 for RadarScope against 4.3 for Storm Chasers. That said, the two scores are not equally well evidenced: RadarScope has 2.8K ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 51% of RadarScope's written reviews are positive against 57% of Storm Chasers's.
RadarScope ships an update monthly, Storm Chasers every 53 months. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.
| Parameter | RadarScope | Storm Chasers |
|---|---|---|
| Price | $9.99 | $1.99 — better |
| Rating | 4.2 (2.8K ratings) | 4.3 (3 ratings) — better |
| Positive reviews | 51.4% of reviews | 57.1% of reviews — better |
| Number of ratings | 2.8K — better | 3 |
| Update frequency | Monthly — better | Every 53 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Best chart rank | #1 — better | #41 |
| Devices | iPhone, iPad, Mac, Apple TV, Apple Watch — better | iPhone, iPod |
| Requires iOS | 16.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 310 MB | 86 MB |
| Age rating | 4+ | 4+ |
| Developer | Base Velocity, LLC | Jason Vance |
Customer experience
RadarScope
Storm Chasers
Bugs and requests
RadarScope
Reported bugs
3 issues- Subscription issues and failed purchases
- Inconsistent radar updates and connectivity problems
- Apple Watch app limitations and bugs
Requested features
5 requests- Winter weather advisories and precipitation coloring
- Ability to view multiple radars simultaneously
- More detailed road maps
- Archived radar data access
- Customizable alert colors and notifications
Storm Chasers
Not enough reviews yet to summarise bugs or requests.
In-app purchases
RadarScope
- Pro Tier 1$9.991 Year
- Pro Tier 2$14.991 Month
- Pro Tier 2$99.991 Year
- RadarScope Pro Subscription$9.99
Storm Chasers
No in-app purchases
Questions
Is RadarScope free?
Is Storm Chasers free?
Which has better reviews, RadarScope or Storm Chasers?
Do RadarScope or Storm Chasers have ads?
Which is updated more often, RadarScope or Storm Chasers?
Which is more popular, RadarScope or Storm Chasers?
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