Comparison

SynScan Pro vs EclipseGo

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

Head to head
About

SynScan Pro

Control motorized telescope mounts for celestial observation and astrophotography. Features include precise slewing, alignment, GOTO, and tracking of stars, planets, and deep-sky objects. Supports advanced functions like polar alignment and camera triggering.

Highlights
  • Control telescope mount (slew, align, GOTO, track)
  • Point and Track celestial objects
  • Gamepad navigation support
  • Catalog of celestial objects
  • Third-party app integration (ASCOM, SkySafari)
  • Polar alignment (with or without polar scope)
  • Camera shutter release control
Features
Read full description

Use the SynScan app to control Sky-Watcher telescope mounts via Wi-Fi or Bluetooth LE. Mounts without built-in Wi-Fi can be supported via a SynScan Wi-Fi adapter. This is the Pro version of the SynScan app and contains features suited for expert users using equatorial mounts. Features - Control telescope mount to slew, align, GOTO and track. - Point And Track: track celestial objects (including the Sun and planets) without aligning. - Support gamepad navigation. - Browse a catalog of stars, comets, and deep sky objects. Or, save your own objects. - Provide access to mount for use by third-party apps, including ASCOM clients, SkySafari, Luminos, Stellarium Mobile Plus, Stellarium Desktop or customer-developed apps. Also set up mount alignment for Luminos, Skysafari. - Support access to the mount and the SynScan app from any platform that supports TCP/UDP connections. - Provide emulator mount for testing and practicing. - Track fast-moving earth satellites by working with the PreviSat app on Windows PC or the Lumios app on iOS devices. - Perform polar alignment with or without a polar scope. - Control shutter release (SNAP) port to trigger an attached camera. (Requires mount with SNAP port and adapter cable that matches camera.) - Use ASCOM to perform autoguiding on mounts that do not have autoguider (ST-4) port. - Other mount controls: auto home, PPEC, park.

About

EclipseGo

This app helps you find and share details about the 2024 Total Eclipse for any location. It provides information on eclipse type, key timings, maximum coverage, and duration. An optional upgrade offers favoriting locations and a countdown timer.

Highlights
  • Eclipse type identification
  • Key moment timings
  • Max partial eclipse coverage
  • Total eclipse duration
  • Location sharing
  • Favorite locations (Pro)
  • Countdown timer (Pro)
Features
Read full description

EclipseGo is the easiest and quickest way to see and share the details of the 2026 Total Eclipse in Spain for any location on the map. Choose any point on the map to see: - If it is a total eclipse or a partial eclipse. - Time for the key moments - Max coverage for partial eclipse - How long the total eclipse will last There is also a built sharing to make it easy for others to see the details with a link to view the details in EclipseGo. You can also favorite points to make it easy to compare locations and get a handy countdown timer to each stage of the eclipse for that location.

Screenshots

SynScan Pro4 screens
EclipseGo4 screens

Verdict

The call

The clearest difference is rating: EclipseGo at 5.0 against SynScan Pro's 2.6. EclipseGo also leads on update cadence (every 3 weeks vs every 2 months). SynScan Pro's advantage is in-app purchases (none vs 2) and ratings volume (51 vs 2). On price and 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. EclipseGo sells 2 one-off in-app purchases. SynScan Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

EclipseGo holds the better App Store score, 5.0 against 2.6. That said, the two scores are not equally well evidenced: SynScan Pro has 51 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

SynScan Pro ships an update every 2 months, EclipseGo every 3 weeks. The most recent releases landed on July 4, 2026 and September 19, 2026 respectively.

Scorecard7 real differences · 3 level
SynScan Pro versus EclipseGo: the parameters behind the verdict, then further details
ParameterSynScan ProEclipseGo
PriceFreeFree
Rating2.6 (51 ratings)5.0 (2 ratings) — better
Positive reviews21.5% of reviews—
Number of ratings51 — better2
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS14.0 — better16.4
Further details — not scored
Size46 MB44 MB
Age rating4+4+
DeveloperAstropower Technology Co. Ltd.Garafa, LLC

Customer experience

SynScan Pro

All ratings51 ratings
Positive33.3%
Neutral13.7%
Negative52.9%
Written reviews93 reviews
Positive21.5%
Neutral20.4%
Negative58.1%

EclipseGo

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

SynScan Pro

No in-app purchases

2 purchases

EclipseGo

One-time2
  • 2026 Eclipse Cloud Cover$3.99
  • Pro Upgrade$3.99

Questions

Is SynScan Pro free?
SynScan Pro is free to download, with no in-app purchases.
Is EclipseGo free?
EclipseGo is free to download, with in-app purchases available.
Which has better reviews, SynScan Pro or EclipseGo?
EclipseGo is rated higher. SynScan Pro averages 2.6 out of 5 from 51 ratings, while EclipseGo averages 5.0 from 2 ratings.
Do SynScan Pro or EclipseGo have ads?
Neither SynScan Pro nor EclipseGo shows ads.
Which is updated more often, SynScan Pro or EclipseGo?
SynScan Pro ships an update every 2 months, and EclipseGo every 3 weeks. Most recently, SynScan Pro was updated on July 4, 2026 and EclipseGo on September 19, 2026.

Other comparisons