Comparison

Crazy Film vs DevClock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Crazy Film

This app acts as a portable film camera, offering tools for light metering, shot logging, development timing, and negative conversion. It processes all data on-device, ensuring privacy. Features include advanced color grading and a unique 3D film album.

Highlights
  • Real-time light metering
  • Shot logging with GPS
  • Development timer with reminders
  • One-tap negative to positive conversion
  • Pro color grading tools
  • 3D film album
  • On-device processing
Features
Read full description

Crazy Film — a film camera in your pocket. From light metering and shot logging to development timing, and on to negative copying, conversion and pro color grading, it covers the entire analog workflow. Everything is processed on your device — no internet, no uploads. Pro Light Meter · Real-time metering with aperture / shutter suggestions based on your film stock and scene · Face-priority exposure: automatically detects faces and meters for them; pick which face when several are found · Spot / average / Zone System metering modes · Rangefinder: precise LiDAR distance measurement, with a dual-camera estimate as a fallback on devices without LiDAR · Depth of field / hyperfocal: real-time ranging shows the depth-of-field range and hyperfocal focus point at a glance · Focal-length equivalence, exposure compensation, reciprocity correction, color-temperature meter and illuminance reference Shot Log · Record aperture, shutter, EI, lens, GPS coordinates & place name, and notes — for every roll and every frame · Auto-writes EXIF and links to your gear library, so your work is fully documented Development Timer · Built-in reference recipes for black & white and color (C-41 / E-6 / ECN-2) · Multi-step timing + agitation reminders + a loud alert at each step; live progress on the Lock Screen / Dynamic Island · Temperature compensation, push/pull conversion, kit-capacity and reuse-time compensation · Times are for reference only — always follow the official instructions for your chemicals / kit Negative Conversion · Pro Grading · One-tap negative-to-positive from a copy shot, for both color and black & white · Soft highlight recovery and shadow color-cast removal: highlights no longer clip to pure white, deep shadows no longer turn blue-purple, blacks stay clean · Curves, HSL, color wheels (shadows / midtones / highlights) and LUT grading · Multiple reveal animations (peel-apart, blinds and more); the default "Instant" shows the finished photo right away · Dust removal and lossless export 3D Film Album · A self-contained library with photos shown as 3D cards you flip through like real film · Spatial display: with a virtual backdrop on, photos appear right in front of you, Vision Pro–style Live Conversion Preview · Point at a negative on a lightbox and watch positive colors appear instantly as you compose Privacy First · Everything is processed on-device — no internet connection, and no photos or data are ever uploaded Privacy Policy: https://kuangrensuibi.github.io/CrazyFilm/privacy-policy.en.html Terms of Use (EULA): https://kuangrensuibi.github.io/CrazyFilm/user-agreement.en.html

About

DevClock

This app assists with black-and-white film development in a darkroom. It allows users to create custom timers, follow step-by-step development processes, and view information in low light with a red mode. Features include local notifications and Live Activities for timer status.

Highlights
  • Quick timer for countdowns
  • Film and developer setup
  • Guided process timing
  • Red mode for low light
  • Local notifications and haptics
  • Live Activities support
  • Custom process plans
Features
Read full description

DevClock is a focused darkroom companion for black-and-white film work. Build quick timers, follow film development steps, and keep your process readable in low light. DevClock is designed for practical darkroom use: large controls, high-contrast timing screens, red mode, local notifications, haptics, and Live Activities for supported iOS devices. Key features: • Quick Timer for simple countdowns • Film and developer setup for black-and-white workflows • Guided process timing for develop, stop, fix, and wash steps • Red mode for darkroom-friendly viewing • Local notifications and haptic reminders • Live Activities for timer status on supported devices • Custom process plans • English, Simplified Chinese, Traditional Chinese, and Japanese interface options Important note: built-in development times are intended as useful starting points, not guaranteed processing instructions. Always confirm critical film, developer, temperature, and agitation choices against your own workflow and official manufacturer guidance. DevClock is local-first. It does not require an account, does not use analytics, does not include ads, and does not track you.

Screenshots

Crazy Film4 screens
DevClock4 screens

Verdict

The call

The clearest difference is in-app purchases: DevClock at none against Crazy Film's 2. On price, rating, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Crazy Film sells 2 in-app purchases, starting at $9.99 per year. DevClock asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Crazy Film against 5.0 for DevClock. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Scorecard2 real differences · 7 level
Crazy Film versus DevClock: the parameters behind the verdict, then further details
ParameterCrazy FilmDevClock
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Number of ratings11
Update frequencyEvery 3 days—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size19 MB4 MB
Age rating4+4+
Developer海朝 何思圆 潘

Customer experience

Crazy Film

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

DevClock

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Crazy Film

Subscriptions1
  • Yearly Membership$9.991 Year
One-time1
  • Lifetime Access$19.99
None

DevClock

No in-app purchases

Questions

Is Crazy Film free?
Crazy Film is free to download, with in-app purchases available.
Is DevClock free?
DevClock is free to download, with no in-app purchases.
Which has better reviews, Crazy Film or DevClock?
Crazy Film and DevClock are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Crazy Film or DevClock have ads?
Neither Crazy Film nor DevClock shows ads.

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