Eagle Image Stacker vs AstroFinish
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Eagle Image Stacker
Astro stacking and RAW image processing toolkit for iPhone. Align, stack, and export high-quality results for star fields, galaxies, planets, and more. Features on-device processing for privacy and flexibility.
- RAW, DNG, ProRAW, JPEG, HEIF, TIFF support
- Astro Mode for deep-sky objects
- Planets Mode with ROI tracking
- RAW converter and inspector
- Calibration tools (dark, flat frames)
- On-device processing
- Export high-quality results
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Eagle Image Stacker is a local-first astronomy imaging toolkit for iPhone. Import or capture RAW, DNG, ProRAW, JPEG, HEIF, TIFF, and other supported image files, then align, calibrate, stack, inspect, and export high-quality results. Use Astro Mode for star fields, galaxies, nebulae, and deep-sky sequences. Use Planets Mode for Moon and planet workflows with ROI tracking and alignment tools. RAW Converter helps inspect and export camera files, while calibration tools support dark frames, flat fields, hot-pixel review, masks, and alignment analysis. The app is built for on-device processing. Your selected images and generated outputs remain local unless you choose to save, export, or share them through iOS. Some capture features depend on your iPhone hardware. RAW and Apple ProRAW availability varies by device. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Subscription Terms: https://sites.google.com/view/eis-subscription-terms/ Privacy Policy: https://sites.google.com/view/eagle-image-stacker-privacy2/
AstroFinish
Edit astrophotography images directly on your iPhone. Enhance deep-sky objects, clean up skies, and sharpen moon shots with specialized tools. Supports various image formats and offers batch processing for efficient editing.
- Auto Astro Polish
- Deep Sky enhancement
- Moon sharpening
- Nebula and galaxy detail
- Denoise and star reduction
- Batch processing
- RAW and FITS support
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AstroFinish is a darkroom for astrophotography on iPhone. It is built for the shots that come off smart telescopes, backyard rigs, and late-night moon sessions: the ones that are almost there, but need a cleaner sky and a better finish. Start fast with Auto Astro Polish, Deep Sky, Moon Sharp, and other built-in looks. Or dial it in by hand with controls made for space photos, including black point, glow cleanup, nebula reveal, galaxy detail, denoise, star reduction, and moon sharpening. Import from Photos or Files, work with JPEG, PNG, HEIC, TIFF, RAW-style images, and FITS sessions, then export finished images or shareable before/after cards. Batch Finish helps run one look across a queue when you came home with more than one keeper. AstroFinish stays local. No account. No cloud upload. No tracking SDKs. Your captures stay on your iPhone unless you choose to share or save them. Built for: Smart telescope captures Deep-sky photos, nebulae, galaxies, star fields, and moon shots Quick fixes when the sky glow gets rude Manual finishing when you want the last word FITS reveal and stack workflows Local exports, share sheets, and before/after cards AstroFinish is for people who would rather be outside collecting photons than fighting a desktop editor at 1 a.m.
Screenshots
Verdict
The clearest difference is rating: AstroFinish at 5.0 against Eagle Image Stacker's 1.0. AstroFinish also leads on in-app purchases (none vs 3) and ratings volume (4 vs 1). On price, ads, device support and iOS requirement 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
Both are free to download. Eagle Image Stacker sells 3 in-app purchases, starting at $9.99 per month. AstroFinish asks for nothing beyond the download.
AstroFinish holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.
| Parameter | Eagle Image Stacker | AstroFinish |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 4 — better |
| Update frequency | — | Every 4 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone | iPhone |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 31 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | AL MUATASIM AL MAADI | Cody Adams |
Customer experience
Eagle Image Stacker
AstroFinish
In-app purchases
Eagle Image Stacker
- Eagle Pro Monthly$9.991 Month
- Eagle Pro Annual7 Days trial$40.991 Year
- Eagle Pro Lifetime$49.99
AstroFinish
No in-app purchases





