ExiFilm vs f/oss
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
ExiFilm
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ExiFilm records the missing Exif data for film photography. Designed for film photographers, this app helps you track, organize, and enhance your photography experience. Main features: - Reference Photos: Take digital reference shots with your phone to remember each frame you capture on film. - Location Tracking: Automatically record where you took each photo for later geotagging. - Photography Notes: Document camera settings, creative ideas, and shooting conditions for each frame. - Metadata Management: After developing and scanning your film, import your photos and ExiFilm will help you apply all your metadata as Exif. - Equipment Library: Maintain a detailed catalog of your cameras and lenses.
f/oss
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f/oss is a free light meter for film photography, rebuilt from the ground up as a fully native app. Point the spot-metering circle at your subject and read the exposure instantly. f/oss measures true photometric luminance through your iPhone's camera and is calibrated against professional reference meters. FIVE METERING MODES ⢠Aperture Priority: set f-stop and ISO, get your shutter speed ⢠Shutter Priority: set shutter and ISO, get your f-stop ⢠Exposure Value: read the scene's EV directly ⢠Cine: shutter angle and frame rate for filmmakers ⢠Manual: check your chosen settings against the metered scene BUILT FOR REAL CAMERAS ⢠Camera profiles: save your bodies with their actual shutter and bias limits ⢠Full, half or third stop increments ⢠Configurable shutter, aperture, ISO and exposure bias ranges ⢠Reference lock: freeze a reading and measure scene contrast in stops ⢠Exposure lock for recompose workflows ACCURATE ⢠True spot metering of exactly the circle you see ⢠Full-color light analysis: reads saturated LED and neon light correctly ⢠Verified against professional meters from daylight to low light FREE, NO SUBSCRIPTION Every feature is free, forever. If f/oss saves your shots, there is an optional tip jar.
Screenshots
Verdict
The clearest difference is in-app purchases: ExiFilm at none against f/oss's 3. f/oss's advantage is update cadence (every 6 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. f/oss sells 3 one-off in-app purchases. ExiFilm asks for nothing beyond the download.
ExiFilm ships an update every 3 months, f/oss every 6 days. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.
| Parameter | ExiFilm | f/oss |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 6 days ā better |
| Ads | No | No |
| In-app purchases | No ā better | Yes |
| Devices | iPhone | iPhone, iPad ā better |
| Requires iOS | 26.0 | 26.0 |
| Further details ā not scored | ||
| Size | 2 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Sicheng Chen | Luca Tescari |
In-app purchases
ExiFilm
No in-app purchases
f/oss
- Nice Tip$1.99
- Generous Tip$5.99
- Amazing Tip$9.99









