Silverlog vs ProLab Film Developer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Silverlog
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Silverlog is a comprehensive film photography logbook for iOS. Track your film rolls, development processes, darkroom printing, and create professional contact sheets. FILM ROLL MANAGEMENT Log rolls across 35mm, medium format, large format, and special formats. Record frame-by-frame aperture, shutter speed, lens and notes, plus location and weather for each roll. Save your own frame templates to speed up logging. DEVELOPMENT LOGGING Track your development sessions with chemistry details, times, temperatures, agitation techniques, and results. DARKROOM PRINTING Document your printing sessions with paper type, exposure settings, chemistry, and detailed notes for reproducing your best prints. PRO FEATURES - Spot metering, calibration and reading history for the built-in light meter (centre-weighted metering using your device camera is free) - Film stock presets for negative colour inversion (basic inversion is free) - PDF export with professional formatting - Cost analytics and advanced statistics - B&W contrast presets and manual colour adjustment for inverted negatives DATA & EXPORT - Full JSON backup and restore - CSV export for spreadsheets - Professional contact sheet PDFs (Pro) - Cloud backups you can restore on any device (requires a Silverlog Cloud subscription) Built for film photographers who care about their craft. Whether you shoot 35mm, medium format, or large format, Silverlog keeps your entire analogue workflow organised in one place. SUBSCRIPTIONS Silverlog Cloud and Cloud Unlimited are optional auto-renewing subscriptions, billed monthly or annually. Payment is charged to your Apple Account. A subscription renews automatically unless you cancel it at least 24 hours before the end of the current period. You can manage or cancel it in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://silverlog.app/terms Privacy Policy: https://silverlog.app/privacy
ProLab Film Developer
Achieve consistent color film development at home with real-time adjustments for temperature and chemistry. This app eliminates guesswork by actively recalculating development times based on changing conditions, ensuring repeatable results without expensive equipment.
- Real-time time compensation
- Chemistry tracking
- Dynamic Time-Temperature Engine
- Push processing support
- Guided workflow
- Supports major C-41 kits
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No sous-vide. No guesswork. Just consistent colour film development. ProLab is a precision colour film development tool with real-time time compensation and chemistry tracking. ProLab Film Developer is the smarter way to develop colour film at home. Most home colour film development goes wrong for two reasons: temperature drift and tired chemicals. Every other app ignores that. ProLab Film Developer doesn’t. It’s the only app that actively adjusts your development time in real time, based on what’s actually happening, not what should be happening. Real-time time and temperature correction Built around a Dynamic Time-Temperature Engine, ProLab continuously recalculates your development time as conditions change. Temperature drops? Time is adjusted. Chemistry weakening? Compensated. No guessing. No assumptions. No expensive setup. No barriers. You don’t need a sous-vide. You don’t need a lab. Just a tank, a thermometer and a bowl. This is consistent, repeatable colour development without the cost or complexity. What makes it different • Real-time time compensation based on live temperature input • Chemistry tracking with exhaustion awareness • Intelligent adjustments based on actual usage, not theory • Built-in push processing for 1 and 2 stops • Clean, guided workflow from start to finish Supports major home C-41 kits, including Cinestill, Bellini, Rollei, Adox, Fuji and more. Built by a photographer, not a developer This was made to solve a real problem in home film processing. If your temperature moves and your timing doesn’t, you’re already off. Get it right. Every time.
Screenshots
Verdict
The clearest difference is price: Silverlog at Free against ProLab Film Developer's $7.99. Silverlog also leads on update cadence (every 3 days vs every 3 months). ProLab Film Developer's advantage is in-app purchases (none vs 5). On ads, device support and iOS requirement 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
Silverlog is free to download; ProLab Film Developer costs $7.99 up front. Silverlog sells 5 in-app purchases, starting at $2.99 per month. ProLab Film Developer asks for nothing beyond the download.
Silverlog ships an update every 3 days, ProLab Film Developer every 3 months. The most recent releases landed on October 20, 2026 and October 22, 2026 respectively.
| Parameter | Silverlog | ProLab Film Developer |
|---|---|---|
| Price | Free — better | $7.99 |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 3 days — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 68 MB | 189 MB |
| Age rating | 4+ | 4+ |
| Developer | Simon Westgate | James Maher |
In-app purchases
Silverlog
- Cloud Monthly$2.991 Month
- Cloud Unlimited Monthly$9.991 Month
- Cloud Annual$24.991 Year
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- Cloud Unlimited$79.991 Year
- SilverLog Pro$24.99
ProLab Film Developer
No in-app purchases
Questions
Is Silverlog free?
Is ProLab Film Developer free?
Do Silverlog or ProLab Film Developer have ads?
Which is updated more often, Silverlog or ProLab Film Developer?
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