EV13 is a light meter utility for film photography enthusiasts that provides manual exposure calculations via a tactile analog interface on iOS.
The App DNA
What makes this app unique?
The app removes the cognitive friction of digital menus, allowing users to maintain the manual workflow of vintage film cameras.
For Film photography enthusiasts and analog camera users seeking a digital companion for exposure calculation.
What does it look like?
Key features
Manual adjustment interface for aperture, shutter speed, and ISO settings, building category authority through physical camera mimicry.
Embeds light meter information directly onto captured photos, creating a unique artifact that encourages repeat usage.
How much does it cost?
The app is currently offered for free with no visible subscription or IAP gates.
Velocity
Dormant developmentUX improvementsplatform expansionShow more...
Development has ceased, with no new feature builds or updates released in the last 340 days. The app currently sits in a zombie state, as the last update occurred well beyond the three-month threshold for active maintenance. There is no evidence of ongoing support or recent operational activity.
Who built it?
User Sentiment
What do users think recently?
Recent user voice shows a thrilled sentiment. Users appreciate tactile design elements like haptics and micro animations create a premium, immersive experience for photography enthusiasts and minimalist interface design helps users focus on the manual process of operating a camera without unnecessary digital clutter.
How are ratings & reviews evolving?
What users say, by theme
- Tactile design elements like haptics and micro animations create a premium, immersive experience for photography enthusiasts
- Minimalist interface design helps users focus on the manual process of operating a camera without unnecessary digital clutter
- Accurate light metering suggestions provide functional value for users experimenting with vintage manual lenses
- Technical confusion regarding exposure value terminology creates frustration for users with a background in photometry
9 of 9 recent reviews analyzed · limited sample · Thrilled overall
Read the full review analysisUnlock 1 user request, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for EV13 - Light meter app
How's the Photo & Video market?
EV13 maintains a 4.67 rating across 15 reviews, positioning itself as a niche utility for analog photographers. The lack of monetization and updates suggests a hobbyist-led project rather than a commercial competitor.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for EV13 - Light meter app
Where is it heading?
The light meter category is consolidating around apps that offer frequent feature updates and precise manual controls. EV13's stalled development cycle leaves it exposed, as the lack of new features will likely drive power users toward more active competitors.
- The 340-day update gap signals a maintenance-only posture, which erodes user trust in the app's long-term compatibility with future iOS releases.
- Technical terminology confusion in the current build persists without a fix, limiting the app's appeal to users with professional photometry backgrounds.
The SWOT
- Tactile analog control interface mimics physical camera operation
- Engraved metadata capture creates a unique artifact
- Shutter priority mode would address frequent user requests
- Aspect ratio framing tools would expand utility
Next best moves
Audit exposure terminology because users report confusion with absolute luminance definitions -> improve professional credibility
+ 1 more prioritized moveThe counter-intuitive read
The app's lack of monetization is its greatest risk…
Read the full takeSince the last report: The analytical outlook for EV13 shifted from mixed to declining, as the prolonged 340-day development silence is now framed as a critical risk to the app's long-term viability rather than a neutral maintenance state.
Bottom line
EV13 retains a loyal base through its considered tactile design, but the lack of updates since September 2025 signals a maintenance-mode posture that risks losing users to more active alternatives.
Unlock 2 critical frictions, 1 market threat, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is EV13 suitable for professional photography?
Does EV13 offer shutter priority mode?
Is EV13 free to use?
Sources
- [1] App Store, source
Report last updated