AstroEdit vs SynLink
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AstroEdit
Effortlessly enhance your astrophotography with advanced AI tools. Remove noise, stars, and gradients to reveal stunning cosmic details. Includes essential editing controls for professional-quality results on your iPhone.
- AI Noise Reduction
- AI Star Removal
- AI Gradient Removal
- AI Satellite Trail Removal
- Oval Star Correction
- Easy Image Controls
- Curves Adjustment
- Wavelet Sharpening
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Capture the Cosmos with Ease! Transform your astrophotography with our game-changing app—the only app that harnesses advanced AI tools to deliver stunning results effortlessly! Edit your night sky images in a flash before sharing them on social media. Unlock the Universe with Cutting-Edge AI Features: Noise Reduction: Our state-of-the-art AI effortlessly eliminates noise, ensuring crystal-clear images. Star Removal: Remove stars with precision using advanced AI, allowing you to focus on the beauty of nebulas and galaxies without distractions. Gradient Removal: Say goodbye to distracting sky gradients and enhance your photos like never before. Satellite Trail Removal: Trained on real images, our AI tool removes streaks created by satellites or aircraft. Oval Star: Make oval star round found in Seestar S30. Plus All the Essential Image Processing Tools: Easy Controls: Adjust exposure, brightness, saturation, temperature, and tint with simple sliders. Curves Adjustment: Fine-tune your images with five layers of precise control. Wavelet Sharpening: Bring out intricate details while preserving the natural look of your photos! Hubble Palette Color: Enable new color perspective. Why Choose AstroEdit? This isn’t just another editing tool—it’s a revolutionary experience designed specifically for astrophotographers using Seestar, Dwarf, and other telescopes with iPhone apps. Whether you’re capturing deep-sky objects or terrestrial scenes, our app delivers professional-quality edits right on your iPhone. Key Features: Exclusive to iOS: Experience capabilities unmatched by any other app on the market. Supports TIFF & JPEG: Open and save high-quality images in both formats. Optimized Performance: Designed for seamless use at 1920x1080 resolution for device less than 4GB RAM, otherwise at 2160x3840(4K), with automatic resizing for large files. Get Started Today! Transform your night sky captures into breathtaking masterpieces. Check out our demo video https://youtube.com/shorts/11nECmjHdC0 and discover how fun and magical astrophotography can be! For support, contact us at help@AstroEditApp.com. Don’t just take photos—create cosmic art with our unique AI-powered app! Education: If you are a student belong to an Astronomy society, you can write in (ustransit74@gmail.com) to request up to 10 promotion code. Each promotion code enables an installation of the app on a device. For others, you can write in too to request based on individual case. Basic app tutorial video at https://www.instagram.com/ycbsl/ Requirement: The AI tools require at least 4G RAM for best image. If the device has less than 4GB RAM memory, lesser weight(memory) will be used for the specific AI starless, AI oval and AI satellite, and it will produce degraded results with maximum image size of 1080x1920. This is to prevent crashes due to run out of memory. You can check your device RAM by going to this app Help section. Privacy policy and term of use (EULA) is at https://deepskycolor.blogspot.com/2018/12/privacy-policy-for-deep-sky-color-app.html New Feature: AstroEdit uses AI to automate the complex comet stacking. Currently, user needs to stack first for the stars and second for the comet since they moves at different speeds. Then he has to blend them together and do further edition on another program on a laptop. AstroEdit makes comet stacking quick and simple. Subscription is optional: With one time purchase, users can access all features in AstroEdit. Users can subscribe monthly and we'll keep improving AstroEdit.
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.
- Broad camera compatibility (Fujifilm, Canon, Nikon, Sony)
- Supports astronomical cameras
- Controls equatorial mounts
- Manages filter wheels and focusers
- Modern and simple interface
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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
Verdict
The clearest difference is price: SynLink at Free against AstroEdit's $2.99. SynLink also leads on rating (5.0 vs 3.9) and in-app purchases (none vs 4). AstroEdit's advantage is update cadence (every 6 days vs fortnightly) and chart position (#59 vs unranked). 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
SynLink is free to download; AstroEdit costs $2.99 up front. AstroEdit sells 4 in-app purchases, starting at $0.99 per month. SynLink asks for nothing beyond the download.
SynLink holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: AstroEdit has 17 ratings behind it against 2, so its average is the more settled of the two.
AstroEdit ships an update every 6 days, SynLink fortnightly. The most recent releases landed on October 22, 2026 and October 16, 2026 respectively.
| Parameter | AstroEdit | SynLink |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 3.9 (17 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 61.7% of reviews | — |
| Number of ratings | 17 — better | 2 |
| Update frequency | Every 6 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | #59 — better | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 153 MB | 199 MB |
| Age rating | 4+ | 4+ |
| Developer | yong chong loh | Suzhou UMa Technology Co., Ltd |
Customer experience
AstroEdit
SynLink
In-app purchases
AstroEdit
- Back AI Training$0.991 Month
- Back New Features.$1.991 Month
- Back App Longevity$2.991 Month
- Activate AI featuresFree
SynLink
No in-app purchases







