Comparison

Guerrilla Filmmaker vs Cam4Scan

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

Head to head
About

Guerrilla Filmmaker

This app provides advanced video recording capabilities for filmmakers and content creators. It offers manual control over focus, exposure, and white balance, with unique automation features for hands-free operation. Create custom aspect ratios and utilize gesture shortcuts for efficient workflow.

Highlights
  • Automated focus, exposure, white balance, and zoom
  • Customizable aspect ratios
  • Gesture shortcuts for quick control
  • Manual focus and exposure controls
  • Support for various video codecs and resolutions
  • Focus peaking and false color tools
  • External microphone support
Features
Read full description

** Featured in App Store “Best New Apps” and “Make Great Videos” ** Guerrilla Filmmaker is the go-to video camera app used by professional and aspiring filmmakers, documentary makers, vloggers and anyone wanting to get the most out of the camera in their pocket. --- 5 STAR REVIEWS FOR GUERRILLA FILMMAKER --- "Love it, gotta have it" "The best, hands down, 4K video camera app!!!" "This app has some serious caliber... Automation is the most amazing part in this app." -- EXTENSIVE BUILT IN INSTRUCTIONAL VIDEOS -- Guerrilla Filmmaker has features that no other video recording app has. We also designed the interface for quick control using touch gestures. To help you get the most out of Guerrilla Filmmaker, every feature is demonstrated through an extensive set of in-app instructional videos. --- ONE OF A KIND AUTOMATION FEATURES --- Guerrilla Filmmaker is the only video camera app that lets you automate any camera function (focus, exposure, white balance, zoom) so that you can plan your shot, playback your automation sequence and record hands free. Take full control by setting exact focus, exposure, white balance and zoom points and dial in the timing. Set up a pull focus sequence from one subject to another. Automate changing exposure as you track from indoors to outdoors. Create any automation sequence you can imagine. --- CREATE CUSTOM ASPECT RATIOS --- Use one of the built in aspect ratios including Moondog anamorphic or create your very own. Support for image flip, rotation and anamorphic squeeze to allow building aspect ratios for any custom external lens. --- GESTURE SHORTCUTS --- • Swipe to quickly change between focus, zoom, white balance and exposure • Long press to focus or expose at image point • Long press to bring up magnified inspection window for precise focus adjustment • Double tap to lock all functions to manual mode • Double tap to reset all functions to auto mode • Double tap to quickly zoom in to a predefined magnification • Swipe to remove interface elements for a clean viewfinder • Start recording right from the iOS home screen by long pressing the Guerrilla Filmmaker icon and selecting a preset setting --- VIDEO RECORDING FEATURES --- • More fine grained settings than any other video recorder app • Manual focus, exposure, white balance and zoom • Auto mode • 4K resolution (device dependent) • All device resolutions available • Video bit rates up to 150Mbps (device dependent) • 48.0kHz or 44.1kHz audio sample rate • Custom frame rates up to 240fps (device and resolution dependent) • Choose any frame rate, not just predefined frame rates • Built in aspect ratios (HD, 4:3, CinemaScope, Moondog lens, etc) • Custom aspect ratios (build your own) • Focus peaking tool • False color tool • ProRes, HEVC and H264 video codecs • Gray card calibration • Video stabilization • Support for external microphones • Headphone monitoring • Inbuilt microphone polar pattern selection • Audio meter --- CUSTOM PRESETS --- • Save your settings as a named preset • Add the preset as a home screen shortcut • Long press the Guerrilla Filmmaker app icon and select a preset shortcut to begin recording immediately from the home screen with the desired settings --- BEAUTIFUL FILM LIBRARY --- • Share your clips via AirDrop or lightning cable connected via Finder app • Share via iOS share-capable apps such as CapCut, Facebook, WhatsApp, iMovie etc • Playback with adjustable frame rate to view in slow motion or fast speed • Meta data displayed is read from the recorded file so you can be sure that what you have is what you expected --- FEEDBACK & SUPPORT --- If you have any questions or suggestions, please let us know via in-app feedback or email us at feedback@guerrilla-apps.com Keep those feature requests coming and if you’re enjoying Guerrilla Filmmaker please consider leaving a review on the App Store.

About

Cam4Scan

This pocket scanner app allows you to easily digitize documents. You can scan multiple pages, edit them with options for color, rotation, and cropping, and save or share them as PDF files in various resolutions. Your scanned documents are automatically saved for easy access.

Highlights
  • Multi-page scanning
  • Document editing (color, rotation, crop)
  • Save/share as PDF
  • Adjustable PDF resolution
  • Automatic document saving
Features
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Easily scan your documents with this pocket scanner. Features: - support of multiple pages scan; - edit your scanned document (color, rotation, crop); - save/share the final .pdf file, choosing the resolution (low, medium, high); - your documents are saved at quit and reloaded at startup.

Screenshots

Guerrilla Filmmaker4 screens
Cam4Scan4 screens

Verdict

The call

The clearest difference is review sentiment: Guerrilla Filmmaker at 85% against Cam4Scan's 0%. Guerrilla Filmmaker also leads on update cadence (every 2 months vs every 4 months). Cam4Scan's advantage is price ($0.99 vs $8.99) and iOS requirement (13.0 vs 15). On ads, in-app purchases, monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Guerrilla Filmmaker costs $8.99 and Cam4Scan $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Guerrilla Filmmaker ships an update every 2 months, Cam4Scan every 4 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
Guerrilla Filmmaker versus Cam4Scan: the parameters behind the verdict, then further details
ParameterGuerrilla FilmmakerCam4Scan
Price$8.99$0.99 — better
Rating4.5 (56 ratings) — better—
Positive reviews84.7% of reviews — better0.0% of reviews
Number of ratings56 — better—
Update frequencyEvery 2 months — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS1513.0 — better
Further details — not scored
Size18 MB1 MB
Age rating4+4+
DeveloperGuerrilla Apps LtdGiuseppe Cigala

Customer experience

Guerrilla Filmmaker

All ratings56 ratings
Positive89.3%
Neutral3.6%
Negative7.1%
Written reviews59 reviews
Positive84.7%
Neutral3.4%
Negative11.9%

Cam4Scan

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Guerrilla Filmmaker

No in-app purchases

None

Cam4Scan

No in-app purchases

Questions

Is Guerrilla Filmmaker free?
Guerrilla Filmmaker costs $8.99, with no in-app purchases.
Is Cam4Scan free?
Cam4Scan costs $0.99, with no in-app purchases.
Do Guerrilla Filmmaker or Cam4Scan have ads?
Neither Guerrilla Filmmaker nor Cam4Scan shows ads.
Which is updated more often, Guerrilla Filmmaker or Cam4Scan?
Guerrilla Filmmaker ships an update every 2 months, and Cam4Scan every 4 months. Most recently, Guerrilla Filmmaker was updated on November 1, 2026 and Cam4Scan on November 3, 2026.

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