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Photography · head to head

NightCap vs Star Walk 2

NightCap logo

NightCap

Photography

Long-exposure camera app for iOS aimed at night sky, star trail and light trail photography

From
On request
Rated
-
Full reviewWebsite
Star Walk 2 logo

Star Walk 2

Education

Freemium stargazing app with a low-cost ad-free upgrade, aimed at casual sky watchers

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Star Walk 2 has a free tier, so it costs nothing to try first.
  • Each has a real cost: NightCap it is iOS-only, so Android photographers cannot use it at all.; Star Walk 2 its object catalogue is far smaller than SkySafari Pro, so it has little to offer once someone wants to go beyond naked-eye stargazing.
  • They diverge on capability: NightCap covers Manual exposure control, Star Walk 2 covers Augmented reality sky view.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which NightCap and Star Walk 2 actually diverge.

Attributes where NightCap and Star Walk 2 differ
AttributeNightCapStar Walk 2
Starting priceOn requestFree
Pricing modelOne-time purchaseFreemium, low-cost ad-free subscription upgrade
Free tierNoYes
PlatformsiOSiOS, Android, macOS, Windows
CategoryPhotographyEducation

Identical on both: user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in NightCap

  • Manual exposure control
  • Star trail mode
  • Light trail mode
  • Northern lights mode
  • Meteor shower mode
  • Astro mode with stacking

Only in Star Walk 2

  • Augmented reality sky view
  • Time travel mode
  • Satellite tracking
  • Night mode
  • Meteor shower and event alerts
  • Ad-free Plus tier

What people use each for

The jobs each tool is most often brought in to do.

NightCap

  • An iPhone owner wanting star trail or Milky Way photos without buying a dedicated cameranot Star Walk 2
  • A hobbyist photographing the northern lights who needs exposure control the stock camera app lacksnot Star Walk 2
  • Someone capturing light trail shots of traffic or fireworks at nightnot Star Walk 2
  • A photographer who prefers a one-time purchase app over yet another photography subscriptionnot Star Walk 2

Star Walk 2

  • A parent wanting a cheap, simple app to show a child the night skynot NightCap
  • A traveller who wants to identify stars and planets without a big subscription commitmentnot NightCap
  • A casual stargazer who does not need telescope control or a deep-sky cataloguenot NightCap
  • Someone wanting satellite pass tracking including the ISS on a budgetnot NightCap

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

NightCap

  • It is iOS-only, so Android photographers cannot use it at all.
  • Results are still limited by the physical sensor size and aperture of an iPhone, so it cannot match a dedicated mirrorless camera for astrophotography.
  • It requires a tripod or other stabilisation for most of its long-exposure modes, which is an extra cost and inconvenience beyond the app itself.
  • Its manual controls have a learning curve for someone used to a fully automatic point-and-shoot camera app.
  • As a niche app from a small developer, update cadence and long-term support are less predictable than a major platform vendor camera app.

Star Walk 2

  • Its object catalogue is far smaller than SkySafari Pro, so it has little to offer once someone wants to go beyond naked-eye stargazing.
  • It has no telescope control, unlike SkySafari Plus and Pro, so it cannot drive a motorised mount.
  • The free tier carries ads, which some users find intrusive during a stargazing session.
  • It shares a visual style with many similar AR sky map apps, so its differentiation beyond price is limited.
  • Content depth for deep-sky objects and satellite catalogues lags noticeably behind Sky Guide Pro and SkySafari Pro.

Pricing, plan by plan

NightCap

On request
  • NightCap$2.99/one-time
    • Full manual exposure control
    • All shooting modes included
    • No subscription

Star Walk 2

Free
  • Star Walk 2Free
    • Core sky map and AR view
    • Ad-supported
  • Star Walk 2 Plus$5.99/year
    • Ads removed
    • Additional sky content

Which should you pick?

Choose NightCap if

  • You need manual exposure control.
  • You work on iOS.
  • You also want star trail mode.
NightCap review

Choose Star Walk 2 if

  • You need augmented reality sky view.
  • You want to start without paying.
  • You work on iOS, Android, macOS, Windows.
  • You also want time travel mode.
Star Walk 2 review

Questions people ask

Is NightCap or Star Walk 2 better?
Neither clearly leads. NightCap starts at On request and Star Walk 2 at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, NightCap or Star Walk 2?
Star Walk 2 has a free tier; the other does not. Paid plans start at On request for NightCap and Free for Star Walk 2.
Does NightCap or Star Walk 2 run on more platforms?
NightCap runs on iOS. Star Walk 2 runs on iOS, Android, macOS, Windows.
Can I use Star Walk 2 for free?
Yes. Star Walk 2 has a free tier, so you can try it without paying. NightCap starts at On request.
What is NightCap best used for?
NightCap is most often used for an iphone owner wanting star trail or milky way photos without buying a dedicated camera, a hobbyist photographing the northern lights who needs exposure control the stock camera app lacks, someone capturing light trail shots of traffic or fireworks at night, a photographer who prefers a one-time purchase app over yet another photography subscription. Of those, an iphone owner wanting star trail or milky way photos without buying a dedicated camera and a hobbyist photographing the northern lights who needs exposure control the stock camera app lacks are not what Star Walk 2 is typically brought in for.
What can NightCap do that Star Walk 2 cannot?
NightCap covers Manual exposure control, Star trail mode, Light trail mode, Northern lights mode. Star Walk 2 covers Augmented reality sky view, Time travel mode, Satellite tracking, Night mode.

Answered from the vendors’ own pages

NightCap: Is NightCap still maintained?

Yes, it remains listed and updated on the App Store, including a rebuilt version offered free to existing customers.

Star Walk 2: Is Star Walk 2 free?

A free ad-supported version exists; Star Walk 2 Plus removes ads and adds content for a low annual or monthly fee.

NightCap: Is it a subscription?

No, it is sold as a one-time purchase.

Star Walk 2: Does it support telescope control?

No. For telescope control, SkySafari Plus or Pro is the better choice.

NightCap: Does it work on Android?

No, NightCap is iOS-only.

Star Walk 2: How does it compare to SkySafari on price?

It is substantially cheaper, but with a much smaller star and deep-sky object catalogue.

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