Comparison

Astro Locator vs Mi

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

Head to head
About

Astro Locator

This app assists astronomers in quickly and easily achieving polar alignment for their telescopes. It helps locate key stars like Polaris or Sigma Octantis, displaying essential astronomical data for setup and viewing. Ideal for mobile astronomers who frequently set up and pack down their equipment.

Highlights
  • Quick polar alignment
  • Locate Polaris/Sigma Octantis
  • Display elevation, latitude, longitude
  • Show moon phase
  • Sunrise/sunset times
  • Astro twilight times
  • Today Extension widget
Read full description

Spend less time setting up and more time observing. Astro Locator helps you quickly and accurately polar align your equatorial mount by showing the precise position of Polaris or Sigma Octantis. Designed for both visual astronomy and astrophotography, it makes polar alignment fast, simple and reliable wherever you observe. Whether you’re setting up in your garden or under dark skies, Astro Locator provides all the information you need on a single, easy-to-read screen. Features include: • Accurate Polaris and Sigma Octantis positioning • Compass direction and correct elevation for your location • Latitude, longitude and altitude • UTC and local time • Sunrise and sunset times • Astronomical twilight start and end times • Current moon phase • Clean, uncluttered interface designed for fast setup Astro Locator is ideal for astronomers who assemble and pack away their equipment for each observing session, helping you spend less time setting up and more time enjoying the night sky. Trusted by amateur astronomers since 2014.

About

Mi

Control Mi-Light WiFi series smart lights remotely. Adjust color, brightness, saturation, and color temperature. Share device access with friends and manage them from anywhere.

Highlights
  • Control light color, brightness, saturation
  • Adjust color temperature
  • Share devices with friends
  • Remote device management
  • Works with Amazon ECHO (WiFi series)
Features
Read full description

This APP can control Mi-Light WiFi series products; it can control light color, brightness, saturation and color temperature; You can share the device to your friends and manage sharing; Wherever you are, you can fulfill all the function by the APP. Mi-Light WiFi series also work on Amazon ECHO voice control. (2.4GHz RF series products need WiFi Remote Control to work on Amazon ECHO) This APP does not support iBox1 and iBox2

Screenshots

Astro Locator2 screens
Mi4 screens

Verdict

The call

The clearest difference is review sentiment: Astro Locator at 77% against Mi's 10%. Astro Locator also leads on rating (4.8 vs 1.4) and ratings volume (68 vs 14). Mi's advantage is price (Free vs $3.99) and update cadence (monthly vs every 3 months). On ads, in-app purchases, monetization model and device support 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

Mi is free to download; Astro Locator costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Astro Locator holds the better App Store score, 4.8 against 1.4. Both are backed by a comparable volume of ratings — 68 and 14 respectively. Written reviews point the same way: 77% of Astro Locator's written reviews are positive against 10% of Mi's.

UpkeepUpdate frequency

Astro Locator ships an update every 3 months, Mi monthly. The most recent releases landed on September 17, 2026 and September 16, 2026 respectively.

Scorecard6 real differences · 4 level
Astro Locator versus Mi: the parameters behind the verdict, then further details
ParameterAstro LocatorMi
Price$3.99Free — better
Rating4.8 (68 ratings) — better1.4 (14 ratings)
Positive reviews77.3% of reviews — better9.6% of reviews
Number of ratings68 — better14
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.09.0 — better
Further details — not scored
Size4 MB31 MB
Age rating12+4+
DeveloperProgress Concepts LimitedShenzhen Xincaiyi Technology Co., Ltd.

Customer experience

Astro Locator

All ratings68 ratings
Positive97.1%
Neutral0.0%
Negative2.9%
Written reviews22 reviews
Positive77.3%
Neutral0.0%
Negative22.7%

Mi

All ratings14 ratings
Positive7.1%
Neutral0.0%
Negative92.9%
Written reviews52 reviews
Positive9.6%
Neutral7.7%
Negative82.7%

In-app purchases

None

Astro Locator

No in-app purchases

None

Mi

No in-app purchases

Questions

Is Astro Locator free?
Astro Locator costs $3.99, with no in-app purchases.
Is Mi free?
Mi is free to download, with no in-app purchases.
Which has better reviews, Astro Locator or Mi?
Astro Locator is rated higher. Astro Locator averages 4.8 out of 5 from 68 ratings, while Mi averages 1.4 from 14 ratings.
Do Astro Locator or Mi have ads?
Neither Astro Locator nor Mi shows ads.
Which is updated more often, Astro Locator or Mi?
Astro Locator ships an update every 3 months, and Mi monthly. Most recently, Astro Locator was updated on September 17, 2026 and Mi on September 16, 2026.

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