FLICKERfree Calculator is a specialized utility for cinematographers to calculate camera speed and shutter angle settings for HMI and fluorescent lighting on iOS.
The App DNA
What makes this app unique?
The app removes the need for physical reference cards by providing digital access to proprietary lighting frequency data, saving time for professionals on set.
For Professional cinematographers and camera operators working with HMI or fluorescent lighting systems.
What does it look like?
Key features
Calculates camera speed and shutter angle combinations for HMI or fluorescent lighting based on 50 Hz or 60 Hz line frequency settings.
Digital versions of HMI Flickerfree Filming Speeds reference cards with pinch-to-zoom functionality.
How much does it cost?
The app is provided free of charge as a utility to support the manufacturer's professional cinematography hardware ecosystem.
Velocity
Dormant developmentopaqueShow more...
FLICKERfree Calculator has been inactive for over eight years, with no updates or feature additions since early 2018. The development momentum is non-existent, as the app has not received any maintenance or compatibility updates for modern iOS versions in 3087 days. The project appears to be abandoned by its publisher.
Who built it?
User Sentiment
What do users think recently?
Fresh user feedback skews thrilled. Users appreciate the app provides highly accurate calculations that improve the quality of final photographic results and users appreciate the convenience of having specialized trade show card data available directly within the app.
How are ratings & reviews evolving?
What users say, by theme
- The app provides highly accurate calculations that improve the quality of final photographic results
- Users appreciate the convenience of having specialized trade show card data available directly within the app
- The utility serves as a reliable tool that has provided assistance on multiple occasions for users
3 of 3 recent reviews analyzed · limited sample
Read the full review analysisCompetition
Competitive landscape for FLICKERfree Calculator
How's the Photo & Video market?
FLICKERfree Calculator holds a niche position in the Photo & Video category, maintaining a 4.25-star rating across 8 total ratings. The lack of updates for over 3,000 days signals a legacy support role rather than an active market play.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for FLICKERfree Calculator
Where is it heading?
The cinematography utility market is consolidating around tools that offer broader digital integration, but FLICKERfree Calculator remains a stable, specialized resource for its core audience. The lack of recent development suggests the app will continue to serve as a static reference tool until hardware compatibility forces a sunset.
- The eight-year update gap indicates the developer treats this as a legacy utility rather than a growth product.
- The high accuracy of the core calculation engine continues to provide value to the professional niche, maintaining a positive sentiment.
The SWOT
- Digital accessibility of proprietary HMI reference data provides a high-utility barrier for professional users.
- Modernizing the UI to support current screen resolutions could re-engage the professional user base.
Next best moves
Audit compatibility for current iOS versions because the app has not been updated in eight years → prevent potential crash-on-launch risk
The counter-intuitive read
The app's eight-year silence is not a failure…
Read the full takeSince the last report: The app's competitive stance has shifted from a purely brand-reinforcement tool to a legacy utility that now acknowledges the existence of more active, broader-scope alternatives.
Bottom line
Maintaining the current utility as a legacy support tool preserves the manufacturer's brand value for professional cinematographers, but the lack of updates risks eventual obsolescence on newer iOS versions.
Unlock 1 critical friction, 1 market threat and the analyst’s take.
Access the full report for freeFAQ
Is FLICKERfree Calculator suitable for professional cinematographers?
Does FLICKERfree Calculator require an internet connection?
Are there alternatives to FLICKERfree Calculator for lighting calculations?
Sources
Report last updated