SunSketcher is a citizen science tool for iOS that automates eclipse photography for heliophysics research.

The App DNA

What makes this app unique?

It removes the technical barrier to precise, time-synced photography for non-scientists during a solar eclipse.

For Individuals located within the path of totality for the April 8th, 2024 eclipse who wish to contribute to scientific research.

What does it look like?

Key features

Automated Eclipse Photographyedge

Uses location data to trigger camera capture during totality without manual intervention.

Scientific Data Uploadedge

Transmits captured eclipse imagery and metadata to research servers for heliophysics analysis.

How much does it cost?

freeCompletely free to use

SunSketcher is a non-profit initiative with no monetization or paid tiers.

Velocity

Dormant developmentUX improvementsShow more...

SunSketcher has been inactive for 864 days, indicating a complete cessation of development. The latest release was a minor update focused on resolving image transmission issues for a specific date. There is no evidence of ongoing maintenance or feature development, and the app has effectively entered a zombie state.

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Who built it?

Western Kentucky University

1 app tracked · Photo & Video

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User Sentiment

What do users think recently?

The recent review mood reads frustrated. Users appreciate citizen science participation opportunities provide educational value for students within the zone of totality.

How are ratings & reviews evolving?

App Store
2.61 · 23

What users say, by theme

What Users Love
  • Citizen science participation opportunities provide educational value for students within the zone of totality
What Frustrates Users
  • In-app instructions are cut off or illegible, preventing users from understanding the required camera orientation
+ 2 more themes

11 of 11 recent reviews analyzed · moderate confidence · Frustrated overall

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Competition

Competitive landscape for SunSketcher

How's the Photo & Video market?

SunSketcher occupies a narrow niche in the Photo & Video category, serving as a single-event research tool rather than a consumer utility. With a 2.6-star rating across 23 ratings, its market position is defined by limited utility and a lack of ongoing development.

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The rivals identified

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The Analyst's Read

Key takeaways for SunSketcher

Where is it heading?

SunSketcher is effectively a legacy project following the conclusion of the 2024 eclipse. The lack of updates and persistent user complaints regarding data loss suggest the app will continue to decline in utility and visibility until it is eventually removed from the store.

  • The 865-day update gap indicates the project is in a permanent maintenance-mode, which will lead to eventual app store removal.
  • Persistent reports of data-saving failures during the event erode the credibility of the research database, limiting the utility of the collected images.

The SWOT

Core Strengths
  • Automated capture mechanism enables non-expert scientific contribution
Critical Frictions 2 weaknesses inside
Growth Levers
  • Open-sourcing the capture logic for future research
Market Threats 1 threat identified

Next best moves

1 Sunset

Sunset the project because the event has passed and development is dormant → stop user frustration

The counter-intuitive read

Users report: The app's failure to capture data…

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Since the last report: The project remains in a dormant state, with the primary change being an increase in the analyzed review count from 11 to 23 and a more definitive outlook regarding the app's eventual removal from the store.

Bottom line

SunSketcher fulfilled its narrow research purpose during the 2024 eclipse, but the persistent UI and data-saving failures highlight the risks of event-specific software. Sunset the app to prevent further negative sentiment, as no active development remains to address these technical gaps.

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FAQ

Is SunSketcher still useful for photographing eclipses?
SunSketcher was designed specifically for the April 8th, 2024 eclipse. As the app has not received feature updates since April 2024, it is not recommended for future astronomical events.
Does SunSketcher work without an internet connection?
The app uses location data to trigger photography, but users have reported issues with saving and uploading images, which may require a stable connection for data transmission.
Are there alternatives for citizen science photography?
Users interested in citizen science should look for active research initiatives or university-led projects that provide current support and clear instructions for their specific events.

Sources

  1. [1] App Store, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by SunSketcher, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The project remains in a dormant state, with the primary change being an increase in the analyzed review count from 11 to 23 and a more definitive outlook regarding the app's eventual removal from the store.

shifted

Increased Review Sample

added

OS Incompatibility Risk

shifted

Outlook Pivot

Cite this report

Marlvel.ai. “SunSketcher Intelligence Report.” Updated Aug 29, 2026. https://marlvel.ai/apps/sunsketcher

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