P3 Micro Manual vs The Sky Pro by Redshift
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
P3 Micro Manual
Access the complete Elecraft P3 Owner's Manual and Programmer's Reference on your iPhone or iPad. This offline app provides all the information you need without requiring an internet connection, eliminating the need to carry bulky paper manuals.
- Elecraft P3 Owner's Manual
- P3 Programmer's Reference
- Offline access
- Mobile-friendly format
- No internet required
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* This application is intended to be a handy reference to the Elecraft P3 Owner's Manual and the P3 Programmer's Reference. * It includes the entire contents of the P3 panadapter owner's manual and the programmer's reference documents in a format suitable for the iPhone so it will be with you wherever you travel. * No bulky paper manuals to carry around. * Does not require a WiFi or LTE network to operate.
The Sky Pro by Redshift
Explore the cosmos with a comprehensive planetarium and knowledge base. Discover celestial objects, track their movements, and plan your observations. Features include augmented reality, 3D models, and educational content.
- Award-winning planetarium with 100,000+ stars
- Accurate simulation of celestial phenomena
- Real-time satellite tracking
- Augmented reality sky view
- 3D models of celestial objects
- Telescope control (with subscription)
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The Sky Pro by Redshift is your tool and your knowledge base when it comes to cosmic objects. Planets and moons, asteroids and comets, stars and deep-sky objects - explore the night sky and enjoy astronomy with The Sky Pro. Discover fascinating celestial objects and learn more about them. See what is happening in the sky tonight or travel through time to observe the objects on their orbits and to see how the constellations in the sky change. Features: • Award-winning planetarium with over 100,000 stars, 10,000 spectacular deep-sky objects and thousands of other celestial objects • Explore the night sky with unique brilliance and precision • Determine rising and setting times and plan your observations • Travel through time • Accurate simulation of planetary orbits, solar and lunar eclipses, conjunctions and many other celestial phenomena • Real-time tracking of satellites and space missions • Free update service to get the latest orbital data for satellites, comets and asteroids • Augmented reality to merge the sky in Redshift and the surrounding environment • Fascinating 3D models of the planets, moons, asteroids and many deep-sky objects • Land on the planets and moons to observe the sky from there • Breathtaking space flights to planets, moons and stars as well as distant galaxies and colorful nebulae • Comprehensive scientific data on celestial objects and their position, transit and visibility • Wide range of functions, yet easy to use • Numerous sky view settings, including a "Night View" option • "Today's Night Sky" and "My Favorites" show you what's going on in the sky tonight • Calendar for planning observation of solar and lunar eclipses • 25 interesting and educational chapters of "Discover Astronomy" • Share your most spectacular Redshift experiences via iMessage • Apple Watch connectivity helps you observe the sky Would you like to use this app as a professional tool for controlling your telescope? Extend the app with the professional subscription The Sky Ultimate and get one of the most powerful planetariums in the world. Configure your own sky views, find your perfect observation targets among millions of celestial objects, control your telescope, make fascinating journeys into space and experience the heavenly bodies up close. Features of The Sky Ultimate: • Your daily assistant for successful sky observation • Huge database with more than 2,500,000 stars and 70,000 deep-sky objects • Online access to more than one billion stars from the USNO-B1.0 and GAIA DR3 catalogues • Powerful sky calendar and precise location and visibility data for all objects • Telescope control for Meade or Celestron telescopes (except Celestron NexStar Evolution series) • Notifications so you never miss a celestial event • Ability to save an unlimited number of sky views with the option to send them to friends or reopen them in Redshift • Professional solar eclipse map showing the exact path of the Moon's shadow across the Earth's surface • Simulation of brightness variations of new stars and supernovae • Database of stars with exoplanets • Calculation of the trajectories of asteroids and comets with the unique numerical integration • Ability to select the exact landing site on a planet or moon • Tracking of the exact trajectory of satellites above the Earth ***** Questions or suggestions for improvements: Mail to support@redshiftsky.com We are looking forward to your feedback! For more information on news and updates: redshiftsky.com www.redshiftsky.com/en/terms-of-use/ *****
Screenshots
Verdict
The clearest difference is review sentiment: P3 Micro Manual at 100% against The Sky Pro by Redshift's 64%. P3 Micro Manual also leads on in-app purchases (none vs 3) and rating (5.0 vs 4.8). The Sky Pro by Redshift's advantage is update cadence (every 2 months vs every 11 months) and ratings volume (337 vs 1). On 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
P3 Micro Manual costs $3.99 and The Sky Pro by Redshift $6.99 up front. The Sky Pro by Redshift sells 3 in-app purchases, starting at $1.99 per month. P3 Micro Manual asks for nothing beyond the download.
P3 Micro Manual holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: The Sky Pro by Redshift has 337 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of P3 Micro Manual's written reviews are positive against 64% of The Sky Pro by Redshift's.
P3 Micro Manual ships an update every 11 months, The Sky Pro by Redshift every 2 months. The most recent releases landed on October 7, 2026 and October 29, 2026 respectively.
| Parameter | P3 Micro Manual | The Sky Pro by Redshift |
|---|---|---|
| Price | $3.99 — better | $6.99 |
| Rating | 5.0 (1 ratings) — better | 4.8 (337 ratings) |
| Positive reviews | 100.0% of reviews — better | 64.3% of reviews |
| Number of ratings | 1 | 337 — better |
| Update frequency | Every 11 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 17.1 | 15.6 — better |
| Further details — not scored | ||
| Size | 20 MB | 1.1 GB |
| Age rating | 4+ | 4+ |
| Developer | Mike Downs, ks7d | United Soft Media Verlag GmbH |
Customer experience
P3 Micro Manual
The Sky Pro by Redshift
Bugs and requests
P3 Micro Manual
Not enough reviews yet to summarise bugs or requests.
The Sky Pro by Redshift
Reported bugs
31 issues- App crashes on launch
- App crashes on iPad
- Compass calibration issues (20° off)
- Settings reset to default sporadically
- Ultimate trial expired before fix
Show 26 moreShow fewer
- No reply from developer
- Ultimate trial cannot be used again
- Ultimate trial didn't add features
- Ultimate version not unlocking
- App frozen on launch screen
- Login issues
- Information inaccurate (sun rise, moon phase)
- Follow sky error message
- App not working
- Cannot see anything on display
- Sky scan not possible
- Time option limited to 1600 AD
- Telescope control lost on reinstallation
- Extended time frames lost on reinstallation
- App not opening
- Himmelscan not correct
- App not activating after review
- Constellation lines delay
- Comet Atlas C/2019 Y4 not appearing
- Famous comets only in subscription
- Does not retain preference settings
- Crashes when search icon is hit
- Spacecraft section disappeared
- Conjunction and meteor shower info missing
- Rocket button placement issue
- App freezes on launch screen with spinning loader
Requested features
19 requests- More details on Ultimate upgrade
- Ability to fly to other galaxies
- More distant stars accessible
- Add JWST
- More range to view universe
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- Rotate universe from greater distance
- Add nearby galaxies (LMC, SMC, Andromeda)
- Always show constellation images
- Add conjunction and meteor shower info
- More flexible subscription options
- Show planets visible and when, moon rise/set, best deep sky objects in 'Today's Sky'
- Add more satellites
- Add Telrad view finder
- More observable comets
- Add spacecraft section
- More detailed information on celestial objects
- Add Jupiter, Uranus, Neptune rings
- Add constellations outside Milky Way
- Update cosmological data
In-app purchases
P3 Micro Manual
No in-app purchases
The Sky Pro by Redshift
- The Sky Ultimate 1 Month$1.991 Month
- The Sky Ultimate 1 Year$9.991 Year
- The Sky Ultimate$22.99





