OceanEyes vs Deep Sky Scanner
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
OceanEyes
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OceanEyes: Observing Citizen Engagement - Accessible Network of Environmental Sightings Welcome to OceanEyes, a platform dedicated to the wonder and preservation of marine life in the Indian Ocean. Our app empowers you to be an active participant in marine species conservation and exploration. Discover Marine Biodiversity: Immerse yourself in the mesmerizing world of marine biodiversity. With OceanEyes, you can document and share your observations of the incredible marine species inhabiting the Indian Ocean. Every sighting contributes to a greater understanding of these diverse and delicate ecosystems. Community of Marine Enthusiasts: OceanEyes brings together a community of passionate individuals who share your love for the ocean. Connect with like-minded enthusiasts, engage in discussions, and work collaboratively with others who are equally dedicated to marine conservation. Promote Conservation: Your observations have a profound impact. By sharing your findings with the OceanEyes community, you play a vital role in marine species conservation. Together, we're raising awareness about the importance of our oceans and striving to protect and sustainably manage their diverse ecosystems. Stay Informed: OceanEyes keeps you updated with the latest news, projects, and initiatives in the realm of marine biology and ecology. We believe that staying informed is a crucial part of marine conservation. Join Our Mission: OceanEyes is a flagship initiative under the Deep Ocean Mission project by the Centre for Marine Living Resources & Ecology. We invite you to be part of this mission, contributing to a better understanding of marine biodiversity and promoting the conservation and sustainable management of our oceans. Download OceanEyes now, and embark on a journey of discovery, conservation, and community engagement. Your passion for marine species observation is making a tangible difference, and we can't wait to explore the depths of the Indian Ocean with you. *Together, let's make our oceans a better place for all its inhabitants. * Download OceanEyes and become a marine conservationist today.
Deep Sky Scanner
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Point your phone at the sky and know instantly whatβs worth imaging. Deep Sky Scanner turns your device into an aiming tool for the Seestar S50, scanning your field of view and ranking every galaxy, cluster, and nebula by altitude, brightness, and how well itβll actually fit your frame. No more guessing whatβs up, no star-hopping, no wasted setup time on a target thatβs too big or too faint for tonightβs sky. FEATURES β’ Live sky scan β see every object in view as you move your phone, tracked with full 3D orientation for steady accuracy even near the zenith β’ Ranked target lists β sorted by altitude trajectory, brightness, or best overall fit for your Seestar S50 β’ Frame-fit scoring β know before you start whether an object will actually fit the frame, not spill past the edges β’ Ascending/descending badges β see whether a target is climbing toward better altitude or already past its peak β’ Planning mode β drag the time slider to preview the sky at any hour and plan your session in advance β’ Per-object imaging notes β integration-time guidance by magnitude, edge-on galaxy detection, and nearby-companion flags β’ Full OpenNGC catalog with offline fallback β works even without a signal β’ Additional catalogs are available and can be optionally selected on the settings page β’ Supports the Seestar family of telescopes Built by a Seestar owner, for Seestar owners.
Screenshots
Verdict
The clearest difference is update cadence: Deep Sky Scanner at every 3 days against OceanEyes's weekly. OceanEyes's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OceanEyes ships an update weekly, Deep Sky Scanner every 3 days. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.
| Parameter | OceanEyes | Deep Sky Scanner |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Every 3 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod β better |
| Requires iOS | 12.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 47 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | APPENTUS TECHNOLOGIES PRIVATE LIMITED | Chris Eddy |
In-app purchases
OceanEyes
No in-app purchases
Deep Sky Scanner
No in-app purchases
Questions
Is OceanEyes free?
Is Deep Sky Scanner free?
Do OceanEyes or Deep Sky Scanner have ads?
Which is updated more often, OceanEyes or Deep Sky Scanner?
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