Comparison

StarEdit vs SynLink

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

Head to head
About

StarEdit

Easily remove stars from your galaxy photos to make intuitive edits. Adjust star count, size, and saturation, then combine starless and star images for social media. This app uses AI for convenient mobile editing.

Highlights
  • Instantly remove stars from photos
  • Adjust star count, size, and saturation
  • Apply curve and color adjustments
  • Combine starless and star images
  • AI-powered mobile editing
  • Edit target and sky in starless images
Features
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A specialised app to instantly remove stars from your photo so that you can make intuitive changes to your galaxy. Then add back the stars. Besides applying curve and color to your galaxy/nebulae, you could also adjust the number of star, size of star and saturation of star. Then combine the starless and star into a single image for your social media post. Traditionally, user has to download and remove stars on a laptop. This app makes it convenient and easy to do it on the phone using AI. Workflow: 1) Starless > Curve > Color 2) Star > Curve > Color 3) Both > Curve > Color Additional editing for Target and Sky in the Starless image if device has 4G RAM or more. Note: - The app is designed for seestar image of resolution 1080 x 1920 pixels. Larger image will need longer time to load and remove stars. Requirement: - App works best with 4G RAM and above. If the device has less than 4G RAM, it will use lesser weights for AI and produce degraded image. - Image is optimised at 1920 x 1080 pixels. Support: Please write to ustransit74@gmail.com. If the app does not process the stars in your image correctly, please send me your original photo. I will add your photo to the next AI training. A new app update will then be release. Video tutorial is available at https://www.instagram.com/ycbsl

About

SynLink

This professional controller facilitates astrophotography by offering broad compatibility with major camera brands and astronomical equipment. Its design emphasizes simplicity, restraint, and modernity for an intuitive user experience.

Highlights
  • Broad camera compatibility (Fujifilm, Canon, Nikon, Sony)
  • Supports astronomical cameras
  • Controls equatorial mounts
  • Manages filter wheels and focusers
  • Modern and simple interface
Features
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It offers seamless compatibility with most mainstream cameras, including Fujifilm, Canon, Nikon, and Sony, as well as the majority of astronomical cameras, equatorial mounts, filter wheels, focusers, rotators, and flat panel devices on the market. SynLink is being developed by following the design philosophy of simplicity, restraint, and modernity.

Screenshots

StarEdit4 screens
SynLink4 screens

Verdict

The call

The clearest difference is rating: SynLink at 5.0 against StarEdit's 4.8. On price, ratings volume, update cadence 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

SynLink holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

UpkeepUpdate frequency

StarEdit ships an update every 3 weeks, SynLink fortnightly. The most recent releases landed on September 7, 2026 and September 11, 2026 respectively.

Scorecard1 real difference · 9 level
StarEdit versus SynLink: the parameters behind the verdict, then further details
ParameterStarEditSynLink
PriceFreeFree
Rating4.8 (4 ratings)5.0 (2 ratings) — better
Positive reviews60.0% of reviews—
Number of ratings4 — better2
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.015.0
Further details — not scored
Size12 MB203 MB
Age rating4+4+
Developeryong chong lohSuzhou UMa Technology Co., Ltd

Customer experience

StarEdit

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive60.0%
Neutral10.0%
Negative30.0%

SynLink

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

In-app purchases

None

StarEdit

No in-app purchases

None

SynLink

No in-app purchases

Questions

Is StarEdit free?
StarEdit is free to download, with no in-app purchases.
Is SynLink free?
SynLink is free to download, with no in-app purchases.
Which has better reviews, StarEdit or SynLink?
SynLink is rated higher. StarEdit averages 4.8 out of 5 from 4 ratings, while SynLink averages 5.0 from 2 ratings.
Do StarEdit or SynLink have ads?
Neither StarEdit nor SynLink shows ads.
Which is updated more often, StarEdit or SynLink?
StarEdit ships an update every 3 weeks, and SynLink fortnightly. Most recently, StarEdit was updated on September 7, 2026 and SynLink on September 11, 2026.

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