Satrelle Planner is a specialized astrophotography tool for iOS that visualizes star trails and celestial movement based on specific camera and lens settings.
The App DNA
What makes this app unique?
It removes the cognitive cost of manual star-trail calculation, allowing photographers to preview complex long-exposure shots before setting up in the field.
For Serious nightscape and astrophotographers who require precise planning tools for long-exposure star trail shots.
What does it look like?
Key features
Overlays star trails on the live camera view in real time to visualize celestial movement.
Calculates star trail curves based on location, date, and exposure length for specific camera and focal length settings.
Aligns star trails with existing photos using embedded location and time metadata.
How much does it cost?
Freemium model using a one-time purchase to unlock advanced AR features, avoiding recurring subscription costs.
Velocity
Maintenance developmentnew contentUX improvementsShow more...
Satrelle Planner currently operates at a maintenance cadence, with only one release identified in the recent window. The latest version introduced functional photography utilities, specifically focusing on exposure calculation and star-point shutter speed estimation. Development appears stable but infrequent, lacking the high-frequency updates associated with active or intense tiers. Future momentum remains tied to this low-frequency release pattern.
Who built it?
HAND FORGED
2 apps tracked · Photo & Video
Satrelle - Eclipse PlannerUser Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Satrelle Planner
How's the Photo & Video market?
Satrelle Planner targets the professional photography niche with a specialized toolset, currently holding a 5-star rating on the iOS platform. Its one-time purchase model provides a clear value proposition against subscription-heavy competitors in the Photo & Video category.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Satrelle Planner
Where is it heading?
The astrophotography planning market is consolidating, with users favoring tools that integrate directly into the field workflow. Satrelle Planner is well-positioned to retain its core base through technical accuracy, but it must address its lack of social sharing to prevent being outpaced by more connected rivals.
- The latest release (v1.1.0) added field-ready exposure tools, signaling active development rather than maintenance-mode stagnation.
- The one-time purchase model provides a clear differentiator, but it may struggle to fund the R&D required to compete with larger photography suites.
The SWOT
- 8,400-star catalog ensures professional-grade accuracy for long-exposure planning
- One-time purchase model lowers the barrier to entry compared to subscription-based rivals
- Localized pricing in high-ARPU markets like Japan could capture untapped astrophotography segments
Next best moves
Ship social-sharing integration for preview images because the current lack of sharing loops limits organic discovery → increase install velocity
The counter-intuitive read
The lack of a subscription model is a retention risk…
Read the full takeSince the last report: The competitive outlook has shifted from viewing the one-time purchase model as a primary advantage to identifying it as a potential long-term risk for development sustainability. The app's core utility remains unchanged, with no new features or pricing tiers introduced since the last report.
Bottom line
Satrelle Planner's focus on high-fidelity astronomy data creates a defensible position for serious nightscape work, but the lack of social-sharing loops limits its growth potential beyond the core enthusiast base.
Unlock 2 critical frictions, 1 market threat and the analyst’s take.
Access the full report for freeFAQ
Is Satrelle Planner suitable for casual photographers?
Does Satrelle Planner require a subscription?
What is the difference between the free and Pro versions?
Sources
- [1] App Store, source
Report last updated