一卷 Rollbook vs NextFrame
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
一卷 Rollbook
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Rollbook — Your Complete Film Photography Toolkit From film archiving and light metering to development timers, chemical inventory, negative conversion, and photo organization, keep your film photography workflow together. Rollbook is designed for film photographers who want to manage their cameras, rolls, exposures, development processes, and finished photographs in one place. Whether you shoot 35mm, 120, or large format film, Rollbook helps you organize the entire process. FILM ARCHIVE & MANAGEMENT Keep a dedicated record for every roll of film. • Organize film stocks, formats, ISO, and development processes • Track film loading, shooting, and development • Link cameras, lenses, and shooting records • Manage individual film archives • Connect finished photographs to their original rolls LIGHT METER Use your iPhone as a companion light meter for film photography. • Average metering • Spot and precise spot metering • Area Metering and Zone System guidance • ISO/EI, aperture, and shutter speed calculations • Exposure compensation and ND filter support • Reciprocity failure reference and calculations • Metering and exposure records Plan your exposures and preserve useful information for reviewing your results. SHOOTING LOG Keep track of individual exposures. • Camera, lens, and film stock • Aperture, shutter speed, and ISO/EI • Exposure compensation and shooting settings • Shooting date, location, and notes • Reference photographs • Links between shooting records and finished images FILM DEVELOPMENT & TIMER Manage five film development processes: • Black & White Negative • Black & White Reversal • C-41 Color Negative • E-6 Color Reversal • ECN-2 Motion Picture Negative Follow structured development workflows with: • Step-by-step development timers • Time, temperature, and dilution records • Agitation instructions • Completion reminders • Processing history and actual timing records DEVELOPMENT RECIPES Organize reference recipes and create your own. • Browse reference development recipes • Create and edit custom recipes • Manage process-specific development steps • Record time, temperature, and dilution ratios • Track push/pull processing parameters • Save development records for future use CHEMICAL INVENTORY Manage your darkroom chemicals and supplies. • Track chemical batches • Record purchase and opening dates • Manage expiration dates • Track chemical consumption • Estimate remaining quantities FILM NEGATIVE CONVERSION Convert scanned or camera-scanned film negatives into positive images. • Negative-to-positive conversion • Orange mask correction for color negatives • Manual film base sampling • Neutral-point calibration • Exposure and white balance adjustments • Contrast, highlights, and shadows • Saturation and color adjustments Convert and refine your digitized negatives directly on your iPhone. PHOTO ORGANIZATION Keep your finished photographs connected to their film records. • Import and organize photographs • Link photos to their corresponding rolls • Manage cover images • Add notes and ratings • Review shooting and development history CAMERA & LENS MANAGEMENT Build your personal photography equipment library. • Organize cameras and lenses • Keep records of your equipment • Associate equipment with rolls and shooting records ROLLBOOK MOMENTS Revisit your film photography records and rediscover photographs from your archive. DATA BACKUP & RESTORE Your film records and related information are primarily stored on your device. Backup and restore tools help you preserve your photography archive. ROLLBOOK PRO Unlock additional features with a one-time purchase: • Area Metering • Rollbook Moments • Unlimited custom development recipes Lifetime access. No subscription. The free version continues to include essential film archiving, light metering, negative conversion, development timers, chemical inventory, and photo management, with up to five custom development recipes.
NextFrame
Transform your film negatives into digital positives directly on your iPhone. This app offers advanced editing tools for color correction, tone adjustment, and HDR, with support for RAW files and custom LUTs. Preserve your original files locally without any server uploads.
- Import and convert film negatives
- RAW file development
- Color-cast correction
- Perforation and tone adjustments
- Apply film looks and LUTs
- Create Live Photos from stills
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Shooting films with your iPhone, converting negatives, everything about film is in NextFrame. Photograph or import a real negative (RAW supported) and invert it on your iPhone: film-base and white-point sampling, color-cast correction, DCMY channels, perforations, curves, and HDR. Source files stay in the app until you export. Nothing is uploaded to our servers, and there is no account. What it does • Copy a negative with the camera, or import from Photos / Files • Invert on device and save a positive • Sample film base and white by hand, or use on-device color prediction • Adjust the invert by channel, plus perfs, tone, white balance, and curves • Develop RAW locally, with common color spaces Also included • Film looks for positives or RAW, with stock recipes and imported .cube / .3dl / XMP LUTs • Pair a still and a video into a system Live Photo • Split a long frame into 3:4 stills Built for people who scan or copy their own film. The job is to turn a negative into a positive. Everything else is secondary. Auto-renewable subscriptions NextframePro includes a monthly plan, a yearly plan (auto-renew), and a lifetime purchase. Prices are shown on the purchase screen. Cancel anytime in iOS Settings. Purchase means you agree to the Terms of Use and Privacy Policy. Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy https://docs.qq.com/doc/DWk5iamhyS3FIVm9s#
Screenshots
Verdict
The clearest difference is update cadence: NextFrame at every 3 days against 一卷 Rollbook's every 3 weeks. NextFrame also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support 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
Both are free to download. 一卷 Rollbook sells 1 one-off in-app purchase and NextFrame sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
一卷 Rollbook ships an update every 3 weeks, NextFrame every 3 days. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.
| Parameter | 一卷 Rollbook | NextFrame |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 22 MB | 192 MB |
| Age rating | 4+ | 4+ |
| Developer | 昌俊 刘 | 琪 闫 |
In-app purchases
一卷 Rollbook
- Rollbook Pro Lifetime$9.99
NextFrame
- 月卡$6.991 Month
- 年卡$12.991 Year
- 终生会员$9.99








