Star Walk 2vs
SkySafari


SkySafari: If you want telescope control and a much larger deep-sky object catalogue

Freemium stargazing app with a low-cost ad-free upgrade, aimed at casual sky watchers
As of 1 September 2026, Star Walk 2 is free to use. A stargazing app from Vito Technology with a usable free core and a cheap monthly or annual upgrade that removes ads and unlocks extra content. Softwr lists it under Education. Star Walk 2 is made by Vito Technology, available on iOS, Android, macOS, Windows.
Overview
Star Walk 2 points a phone at the sky and overlays labels for stars, planets, constellations and satellites in augmented reality, alongside a time-travel mode to see the sky at any past or future date. The free version carries ads and a smaller feature set; Star Walk 2 Plus removes ads and adds extra content for a low subscription fee. The distinguishing fact against SkySafari and Sky Guide is price positioning. Star Walk 2 Plus runs to roughly a dollar a month or under six dollars a year, a fraction of SkySafari Plus or Pro, and far below Sky Guide Pro. That makes it the accessible entry point in this cluster, but the trade-off is catalogue depth: it covers far fewer stars and deep-sky objects than SkySafari Pro, and has no telescope control, so it suits a casual user pointing a phone at the sky rather than someone planning a serious observing session. Buyers are casual stargazers, travellers and parents introducing children to astronomy who want something cheap and simple. The trade-off against the free option is minor since the paid tier is inexpensive, but anyone who outgrows it and wants telescope control or a large deep-sky catalogue will need to move to SkySafari.
The honest half
Concrete and checkable, so you can decide whether any of them matter to you. This is the half of a review a vendor will not write about Star Walk 2.
Cross-shopped
Each pairing was judged by two reviewers asking whether a buyer would genuinely weigh the two against each other. The ones that failed were deleted rather than published.


SkySafari: If you want telescope control and a much larger deep-sky object catalogue


Sky Guide: If you want a bigger star catalogue with light pollution and meteor forecasting on iOS


Stellarium: If you want a free, open source desktop planetarium instead of a phone app
Pricing
Taken from the vendor's own pricing page. Prices move, so check before you buy.
Star Walk 2
Free
Star Walk 2 Plus
$5.99 /yr
Capabilities
Augmented reality sky view
Points the camera at the sky to label stars, planets and constellations in real time
Time travel mode
Shows the sky as it appeared or will appear at any chosen date and time
Satellite tracking
Tracks visible satellites including the ISS
Night mode
Red-tinted display to preserve night vision while stargazing
Meteor shower and event alerts
Notifications for upcoming astronomical events
Ad-free Plus tier
Low-cost subscription removes ads and adds extra sky content
Answered, with sources
Each answer names the page it came from, so you can check it rather than take our word for it.
A free ad-supported version exists; Star Walk 2 Plus removes ads and adds content for a low annual or monthly fee.
No. For telescope control, SkySafari Plus or Pro is the better choice.
It is substantially cheaper, but with a much smaller star and deep-sky object catalogue.
Keep looking
Astronomy app sold in three tiered editions, from a cheap star chart to telescope control
iOS astronomy app that moved from a one-time purchase to a free-to-download, subscription-tiered model
Free open source desktop planetarium software, distinct from the paid Stellarium Mobile Plus app
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Softwr does not host reviews and shows no star rating for Star Walk 2, because a rating we did not collect is not ours to publish. What is here is the pricing and platform detail from the vendor’s own pages, limitations we could state concretely, and alternatives a reviewer confirmed people weigh against it. Tell us if any of it is wrong.
What people switch to, and what they give up
Every tier, and where the cost actually lands
Put it head to head with anything we hold
Its rating, and an embed for your own site
Piano learning app with microphone or MIDI listening and a large licensed song catalogue
Per user per year or monthCognitive skills training app from Elevate Labs covering reading, writing, maths and speaking games
Free with a Pro subscriptionBrain training game app from Lumos Labs, which paid an FTC settlement in 2016 over unsupported cognitive improvement claims
Free with a subscriptionVocabulary and spaced repetition language app built around video clips of native speakers
Free with a Pro subscriptionLanguage learning app with a community correction feature, owned by Chegg since 2022
Free with a Premium subscriptionMIDI-only practice app for keyboard, pad controllers and electronic drums, precise rather than beginner-gentle
Per user per month or yearFree citizen-science checklist app from Cornell Lab of Ornithology for logging bird sightings
Free, no ads and no in-app purchasesFree open source spaced repetition flashcard app, free everywhere except iOS where it is a paid one-time purchase
Open source, no licence fee except a paid iOS app