Comparison

Satellite Chasers vs Timelapse Map

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

Head to head
About

Satellite Chasers

Explore the cosmos with this app that tracks nearly 50,000 orbital objects using augmented reality. Discover when satellites will be overhead, read space news, and customize their appearance. Compete with friends on a leaderboard and personalize your viewing experience.

Highlights
  • Track 50,000+ orbital objects
  • Augmented Reality satellite viewing
  • Real-time satellite addition
  • Overhead pass notifications
  • Integrated space news
  • Satellite customization
  • Leaderboard and friend system
Features
Read full description

Satellite Chasers lets you explore the real satellite catalog from your phone, including active satellites, rocket bodies, debris, and newly added objects soon after launch. Point your phone at the sky in AR to see what is overhead, or explore satellites over the globe. Track satellites, launches, predicted decays, and conjunctions, which are close approaches between objects in orbit that may indicate potential collision risk. Features include: - Track tens of thousands of objects cataloged in Earth orbit - Use AR to see satellites overhead through your phone’s camera - Play SatSpot, a satellite pointing challenge where your aim determines your check-in points - Get notifications for predicted decays, conjunctions, launches, and newly added satellites - Search launches and see what flew together - Read space news connected to satellites, launches, and orbital activity - View satellite images, descriptions, radio/transmitter data from SatNOGS, and select NASA 3D models - Customize filters to show the satellites you care about - Check in with nearby satellites, earn points, and compete on leaderboards - Favorite satellites and organize your personal Orbit of friends Whether you are a space nerd, ham radio operator, sky watcher, or just curious about what is passing overhead, Satellite Chasers gives you a playful way to explore orbit in real time.

About

Timelapse Map

Explore Earth's evolution with interactive satellite imagery. Scrub through years of visual data to witness changes in coastlines, urban growth, forests, and natural phenomena. Gain insights with advanced analytics tools.

Highlights
  • Scrub through years of satellite imagery
  • Observe coastline and urban growth
  • Track forest and water body changes
  • Analyze agricultural patterns
  • View natural phenomena
  • Real-time geospatial data access
  • Advanced analytics tools (in-app purchase)
Read full description

Purple Satellite lets you scrub time with your finger and watch the planet change. Slide through years of real satellite imagery. Cities grow, mines expand, forests disappear, coastlines shift. No timelines to configure. No layers to babysit. Just touch, drag, and see Earth evolve in front of you. Here are six exciting reasons to start looking at satellite images: Coastlines and Beaches: See how our beautiful coastlines and beaches change over time. You can observe the ebb and flow of tides, the impact of storms, and even the effects of human activities like building and conservation efforts. Urban Growth: Watch cities grow and evolve! Satellite images can show how urban areas expand, new neighborhoods pop up, and green spaces are preserved or developed. It’s like seeing the heartbeat of human civilization. Forests and Green Spaces: Explore the lush greenery of forests and parks. You can track how forests grow, recover from fires, or change with the seasons. It’s a great way to appreciate the resilience and beauty of nature. Water Bodies: From lakes and rivers to oceans, satellite images let you see the shimmering blue of our planet’s water bodies. You can observe changes in water levels, the health of coral reefs, and even the movement of glaciers. Agricultural Patterns: Discover the patchwork quilt of farmlands. Satellite images can show how crops are planted, harvested, and rotated. It’s fascinating to see how agriculture adapts to different climates and seasons. The Power of Nature: Witness the dynamic forces of nature, like volcanic eruptions, hurricanes, and the shifting of tectonic plates. These images highlight the incredible power and beauty of our planet’s natural processes. Key Features: Real-Time Geospatial Data: Access and analyze real-time geospatial data directly from your mobile device. User-Friendly Interface: Navigate through a sleek and intuitive interface designed for ease of use. Advanced Analytics: Utilize powerful shortwave infrared analytics tools to gain insights and make informed decisions. (In-app purchase required). Stay Updated: We regularly update our app to bring you the latest features and improvements. Keep an eye on our updates to make the most out of Purple Satellite. Contact Us: For any questions or concerns regarding the app, please reach out to us at support@purplegeo.com. Download Purple Satellite today and elevate your geospatial capabilities! Purple Satellite includes both a free version and a subscription plan, "Purple Satellite Pro", with access to additional features including visualization of High Dynamic Range (HDR) imagery, and filtering of images to remove snow-covered dates from timelapses. You can subscribe and pay on the App Store, using your Apple ID. Payment will be charged to your Apple ID at confirmation of purchase. Your subscription will automatically renew unless cancelled at least 24 hours before the end of the current period. Subscriptions cost $7.99/month or $39.99/year in the USA, or the equivalent price in your local currency as determined by current App Store Pricing. Your account will be charged for renewal within 24 hours prior to the end of the current period. Subscriptions may be managed by the user and auto-renew may be turned off after purchase by going to the ‘Manage Subscription’ page in settings. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. The subscription will renew at the same cost. Terms of Service: https://www.purplegeo.com/terms.html Privacy Policy: https://www.purplegeo.com/privacy.html

Screenshots

Satellite Chasers4 screens
Timelapse Map4 screens

Verdict

The call

The clearest difference is review sentiment: Satellite Chasers at 77% against Timelapse Map's 0%. Satellite Chasers also leads on rating (4.6 vs 3.0) and ratings volume (27 vs 3). Timelapse Map's advantage is update cadence (every 2 weeks vs monthly). On price, ads, in-app purchases and monetization model 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

Both are free to download. Satellite Chasers sells 2 one-off in-app purchases and Timelapse Map sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Satellite Chasers holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Satellite Chasers has 27 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 77% of Satellite Chasers's written reviews are positive against 0% of Timelapse Map's.

UpkeepUpdate frequency

Satellite Chasers ships an update monthly, Timelapse Map every 2 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

Scorecard5 real differences · 5 level
Satellite Chasers versus Timelapse Map: the parameters behind the verdict, then further details
ParameterSatellite ChasersTimelapse Map
PriceFreeFree
Rating4.6 (27 ratings) — better3.0 (3 ratings)
Positive reviews76.9% of reviews — better0.0% of reviews
Number of ratings27 — better3
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.0 — better18.0
Further details — not scored
Size34 MB167 MB
Age rating4+4+
DeveloperAustin GriffithPurple Geospatial Inc.

Customer experience

Satellite Chasers

All ratings26 ratings
Positive88.5%
Neutral0.0%
Negative11.5%
Written reviews13 reviews
Positive76.9%
Neutral7.7%
Negative15.4%

Timelapse Map

All ratings3 ratings
Positive33.3%
Neutral33.3%
Negative33.3%
Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

In-app purchases

2 purchases

Satellite Chasers

One-time2
  • Remove Ads$1.99
  • Remove Ads & Buy Me A Coffee$4.99
2 purchases

Timelapse Map

Subscriptions2
  • Purple Satellite Pro7 Days trial$7.991 Month
  • Purple Satellite Pro7 Days trial$39.991 Year

Questions

Is Satellite Chasers free?
Satellite Chasers is free to download, with in-app purchases available.
Is Timelapse Map free?
Timelapse Map is free to download, with in-app purchases available.
Which has better reviews, Satellite Chasers or Timelapse Map?
Satellite Chasers is rated higher. Satellite Chasers averages 4.6 out of 5 from 27 ratings, while Timelapse Map averages 3.0 from 3 ratings.
Do Satellite Chasers or Timelapse Map have ads?
Neither Satellite Chasers nor Timelapse Map shows ads.
Which is updated more often, Satellite Chasers or Timelapse Map?
Satellite Chasers ships an update monthly, and Timelapse Map every 2 weeks. Most recently, Satellite Chasers was updated on November 3, 2026 and Timelapse Map on November 8, 2026.

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