Comparison

StarMap 3D+ Plus vs Solar Walk 2

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

Head to head
About

StarMap 3D+ Plus

Explore the cosmos with a portable star atlas. Identify planets, constellations, and deep sky objects using your device's sensors. Features detailed information and 3D visualizations for both beginners and advanced astronomers.

Highlights
  • Real-time satellite tracking (ISS, Hubble)
  • Extensive star and deep sky object database
  • Detailed constellation information and lines
  • Location-based celestial object identification
  • 3D universe visualization
  • Adjustable date and time for celestial viewing
Features
Read full description

Use your iPhone's compass and gyroscope to find planets, constellations, satellites, and more with crisp, colorful, high-definition Retina graphics that use every pixel of your iPhone or iPad! Hold the universe in your pocket! StarMap 3D Plus is the portable star atlas for beginners or advanced astronomers. Use StarMap 3D Plus to find the planets, stars, constellations, star clusters, galaxies, and nebulae visible to you based on your location and time. StarMap 3D will even use the compass to automatically align the map! • Real-time positions of 150 artificial satellites, including the International Space Station (ISS), and the Hubble Space Telescope • iPad Support • Over 100,000 stars, with detailed information for each of them • 6,441 deep sky objects, with details such as distance from Earth, diameter, apparent size and orientation, and morphology • All 88 modern constellations, with lines based on the outlines from "The Stars: A New Way to See Them" by H.A. Rey • MacRobert and Classic constellation lines also available • Location-based-services (LBS) / Global Positioning System (GPS) support, or manually enter your longitude and latitude • Adjustable date and time of day • Also adjust time instantaneously and interactively with the Time Scroll feature • Compass support, if present • Planetarium Mode for seeing only objects visible to you, or browse the entire celestial sphere • 3D Mode for visualizing the universe in three dimensions

About

Solar Walk 2

Explore our Solar System with detailed 3D models of planets, moons, and spacecraft. Discover celestial events, track space missions, and travel through time and space with an interactive encyclopedia. Stay updated with the latest astronomy news.

Highlights
  • 3D Solar System model
  • Interactive space encyclopedia
  • Astronomy calendar
  • Time and space travel
  • Space mission tracking
  • 360-degree panoramic images
Features
Read full description

Solar Walk 2 is a powerful tool for exploring our Solar system. The app takes you on a fascinating trip through the vast realms of space and introduces an amazing Solar system model with beautiful 3D representations of the Sun, the Moon, planets, satellites, planetary atmospheres and other space objects in the smallest details. Being a new way to view the Solar system and explore the most outstanding space missions, Solar Walk 2 stands out among other astronomy applications with its stunning visuals, graphics and attractive interface. *** Best of 2016 *** "A must-have for solar system enthusiasts." - Star Mapping "The application is entertaining and useful as an astronomy educational tool." - MyMac "A great way for users of any age to learn more about astronomy." - AppAdvice "A peerless educational tool in astronomy boasting dazzling 3D visuals of solar flares, planetary atmospheres, auroras, and asteroid belts to deliver a unique space experience with unprecedented authenticity." - Appolicious Main features: ● 3D model of our Solar system ● Interactive space encyclopedia ● Astronomy calendar with various celestial events ● Travel in time and space ● Space missions and the history of space exploration ● Fantastic 3D models of spacecraft ● 360 degree images - panoramic photos of our Solar system ● "What's new" section with the latest news from the world of space and astronomy ► With Solar Walk 2 you will be able to see highly-elaborated and realistic 3D models of spacecraft, satellites and interplanetary stations in real action. You will see where they started, track the real trajectory of their flight path, watch gravitational maneuvers, view real pictures made during the missions. ► Enjoy observing fascinating 3D representations of Solar system objects and various deep space objects. The list is growing! We’re eager to add new dwarf planets, missions and more facts about space! All celestial bodies are represented in their correct positions in real time and provided with the detailed information. ► Astronomy calendar of Solar Walk 2 includes various astronomical events and events related to space exploration (the launching of satellites, the first landing on the moon, etc). Choose any date and time and travel in time observing the most interesting celestial events of different periods. ► Wonderful panoramic photos of space objects. Fascinated by the beauty of the Solar system, want to capture celestial objects in their glory? You can select any object, make a panoramic photo and share it on Facebook. Share the beauty of our universe with your friends. ► Be aware of the latest news from the world of space and astronomy with Solar Walk 2. The app's "What's new" section will inform you about the most outstanding celestial events in time. You won't miss the latest astronomy news. Solar Walk 2 is an excellent educational tool perfect for both adults and children who are interested in astronomy and space exploration. How is it different from Solar Walk? Solar Walk 2 has all-new graphics, interface and updated planetary textures. Your exploration of the Solar system in Solar Walk 2 is guided by a carefully handpicked calendar, a collection of simulations of celestial events with stunning visuals. You can still fly around the Solar system and explore it on your own, like in Solar Walk 1, but now you have a comprehensive tour guide at your disposal. The app contains In-App Purchases (Premium access). Premium access allows you to enjoy space missions, satellites, celestial events, asteroids, dwarf planets and comets. Unlock Premium access to the history of space exploration and man-made spacecraft. Travel with Voyager 1, see how gravity assists helped Cassini get to the outer edges of the Solar system, and explore Hubble as if you were right next to it. Note: Solar Walk users with the app installed on device get unlimited access at a discount. Start exploring the Universe with Solar Walk 2!

Screenshots

StarMap 3D+ Plus4 screens
Solar Walk 24 screens

Verdict

The call

StarMap 3D+ Plus and Solar Walk 2 both sit at 4.8 stars, but that hides the real split: 86% of StarMap 3D+ Plus's written reviews are positive against 75% of Solar Walk 2's. Solar Walk 2's advantage is iOS requirement (12.0 vs 16.6). On price, rating, ratings volume and update cadence 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

StarMap 3D+ Plus costs $2.99 and Solar Walk 2 $2.99 up front. StarMap 3D+ Plus sells 1 one-off in-app purchase and Solar Walk 2 sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for StarMap 3D+ Plus against 4.7 for Solar Walk 2. Both are backed by a comparable volume of ratings — 6.9K and 7.3K respectively. Written reviews are what separate them: 86% of StarMap 3D+ Plus's written reviews are positive against 75% of Solar Walk 2's.

UpkeepUpdate frequency

StarMap 3D+ Plus ships an update every 5 weeks, Solar Walk 2 every 2 months. The most recent releases landed on October 29, 2026 and October 26, 2026 respectively.

Scorecard2 real differences · 8 level
StarMap 3D+ Plus versus Solar Walk 2: the parameters behind the verdict, then further details
ParameterStarMap 3D+ PlusSolar Walk 2
Price$2.99$2.99
Rating4.8 (6.9K ratings) — better4.7 (7.3K ratings)
Positive reviews86.1% of reviews — better74.9% of reviews
Number of ratings6.9K7.3K — better
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod, Apple TV — better
Requires iOS16.612.0 — better
Further details — not scored
Size576 MB803 MB
Age rating4+4+
DeveloperSanville SoftwareVito Technology Inc.

Customer experience

StarMap 3D+ Plus

All ratings6,821 ratings
Positive96.6%
Neutral1.5%
Negative1.9%
Written reviews753 reviews
Positive86.1%
Neutral5.0%
Negative8.9%

Solar Walk 2

All ratings7,281 ratings
Positive94.0%
Neutral3.0%
Negative3.0%
Written reviews394 reviews
Positive74.9%
Neutral8.4%
Negative16.8%

User reviews

StarMap 3D+ Plus

From 6.9K App Store ratings

What we love

  • 🌟 Excellent star mapping and identification
  • 🔍 Detailed information on celestial objects
  • 👍 Easy to use and navigate
  • 🔭 Helpful for amateur astronomers
  • 🌍 Works well across locations

Room to improve

  • 🐛 Occasional tracking/alignment issues
  • 🔍 Lack of detailed instructions/guides
  • 🔒 Privacy concerns regarding data collection
  • 🎨 Dislike for cartoon-style constellation art

Solar Walk 2

From 7.3K App Store ratings

What we love

  • 🚀 Immersive experience
  • 🌟 Stunning graphics
  • 💡 Detailed information on celestial bodies
  • 👍 Educational and informative
  • ⭐ Visually stunning

Room to improve

  • 🐛 Inconsistent zooming behavior
  • 💰 Locked content behind paywall
  • 🔍 Difficult to navigate
  • 🔍 Outdated information on missions and satellites

Bugs and requests

StarMap 3D+ Plus

Reported bugs

3 issues
  • App crashes or freezes on launch
  • Incorrect moon and planet positioning
  • Inconsistent performance after updates

Requested features

4 requests
  • More detailed deep sky object representations
  • Improved tracking and compass accuracy
  • Addition of educational content and tutorials
  • Customization options for constellation art

Solar Walk 2

Reported bugs

2 issues
  • Crashes on Apple Watch
  • Difficulty applying real-time settings

Requested features

5 requests
  • Add more minor moons and dwarf planets
  • Improve zoom functionality to allow for smoother transitions
  • Integrate more up-to-date information on space missions and satellites
  • Add support for exoplanets, black holes, and the Milky Way galaxy
  • Implement a free-flight mode to explore the solar system freely

In-app purchases

1 purchases

StarMap 3D+ Plus

One-time1
  • More Stars$1.99
7 purchases

Solar Walk 2

One-time7
  • Premium Access for a month$0.99
  • Premium Access for 3 months$1.99
  • Premium Access for 6 months$2.99
Show 4 more
  • Premium Access: Special Offer$2.99
  • Access for Solar Walk users$4.99
  • Premium Access for a year$5.99
  • Space Exploration Encyclopedia$8.99

Questions

Is StarMap 3D+ Plus free?
StarMap 3D+ Plus costs $2.99, and also offers in-app purchases.
Is Solar Walk 2 free?
Solar Walk 2 costs $2.99, and also offers in-app purchases.
Which has better reviews, StarMap 3D+ Plus or Solar Walk 2?
StarMap 3D+ Plus is rated higher. StarMap 3D+ Plus averages 4.8 out of 5 from 6.9K ratings, while Solar Walk 2 averages 4.7 from 7.3K ratings.
Do StarMap 3D+ Plus or Solar Walk 2 have ads?
Neither StarMap 3D+ Plus nor Solar Walk 2 shows ads.
Which is updated more often, StarMap 3D+ Plus or Solar Walk 2?
StarMap 3D+ Plus ships an update every 5 weeks, and Solar Walk 2 every 2 months. Most recently, StarMap 3D+ Plus was updated on October 29, 2026 and Solar Walk 2 on October 26, 2026.

Other comparisons