Best Focal Length Apps

194+ iOS apps curated and reviewed

4.4 avg rating
16 free apps
Updated July 2026

With an average user rating of 4.4★, the focal length category is one of the App Store's strongest. Browse all 194+ apps we track, sorted so the most loved ones surface first.

Compare top Focal Length Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Magic Canonic ViewFinderMagic Canonic ViewFinderFree4.6★ (49)YesYesJul 2026
2Magic ARRI ViewFinderMagic ARRI ViewFinderFree4.8★ (173)YesYesAug 2026
3FocosFocosFree4.7★ (51K)NoYesAug 2026
4Filmic Pro-Video CameraFilmic Pro-Video CameraFree3.7★ (10K)NoYesAug 2026
5FinderKit: ViewfinderFinderKit: ViewfinderFree4.9★ (13)NoYesAug 2026
6LensKit: Lens ToolsLensKit: Lens ToolsFree4.9★ (54)NoYesAug 2026
7tz - Deine News aus Münchentz - Deine News aus MünchenFree5.0★ (11)YesNoAug 2026
8Cadrage Director's ViewfinderCadrage Director's Viewfinder$19.994.7★ (354)NoNoAug 2026

Top Picks for Focal Length

Magic Canonic ViewFinder#1

Magic Canonic ViewFinder by Roman Medvid

Director's ViewFinder
Editor's Choice
📷 Photo & Video
4.6(49 ratings)
FreeAdsIn-App Purchases
Magic Canonic ViewFinder screenshot 1
Magic Canonic ViewFinder screenshot 2
Magic Canonic ViewFinder screenshot 3
Magic Canonic ViewFinder screenshot 4
Magic Canonic ViewFinder screenshot 5
Magic Canonic ViewFinder screenshot 6

This tool simulates the field of view for various camera and lens combinations, aiding filmmakers in preproduction by providing a precise framing preview. It allows users to select cameras, adjust focal lengths, and apply color presets to visualize final shots.

Magic ARRI ViewFinder#2

Magic ARRI ViewFinder by Roman Medvid

ARRI Director's Viewfinder
Strong Contender
📷 Photo & Video
4.8(173 ratings)
FreeAdsIn-App Purchases
Magic ARRI ViewFinder screenshot 1
Magic ARRI ViewFinder screenshot 2
Magic ARRI ViewFinder screenshot 3
Magic ARRI ViewFinder screenshot 4
Magic ARRI ViewFinder screenshot 5

This app simulates the field of view for ARRI digital cameras and lenses on your iPhone or iPad. It helps filmmakers preview exact framing and lens focal lengths during pre-production, with options for color presets and saving shots.

Focos#3

Focos by Mosaic S.r.l.

DSLR, Bokeh & Large Aperture
Worth Considering
📷 Photo & Video
4.7😊(51K ratings)
FreeIn-App Purchases
Focos screenshot 1
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Focos screenshot 5
Focos screenshot 6

Transform your iPhone and iPad photos with DSLR-like bokeh and depth-of-field effects. This app uses computational photography to let you refocus, adjust aperture, and add multiple lights in 3D space, unlocking endless creative possibilities.

What We Love

  • 🚀 Excellent depth of field control
  • 👍 Powerful photo editing features
  • 🎨 Versatile lighting and effects
  • 💡 Ability to edit non-Portrait mode photos

Room to Improve

  • 💰 Expensive subscription model
  • 🐛 Occasional bugs and glitches
  • 🤔 Steep learning curve for advanced features

More Focal Length apps to explore

4
Filmic Pro-Video Camera
Filmic Pro-Video Camera
Filmic Pro-Video Camera
Cinema Quality Video Capture
Free

This app transforms your mobile device into a professional cinema camera, offering advanced controls for video capture. It provides filmmakers, content creators, and educators with intuitive tools to achieve high-quality video results.

Manual control over all capture parametersAdvanced audio controlsProRes capture options
📷 Photo & Video
(10K)
free with in-app purchases
5
FinderKit: Viewfinder
FinderKit: Viewfinder
FinderKit: Viewfinder
For filmmaking and photography
Free

This app simulates camera and lens combinations to provide an accurate preview for filmmaking and photography. It helps users organize projects, save media, and generate shotlists, streamlining workflow for creators and crews.

Accurate camera and lens previewsExtensive camera and lens libraryProject and scene organization
📷 Photo & Video
(13)
free with in-app purchases
6
LensKit: Lens Tools
LensKit: Lens Tools
LensKit: Lens Tools
Specs, coverage and more
Free

This app provides professional tools for filmmakers and cinematographers, offering extensive lens specifications, camera coverage simulations, and advanced depth of field calculations. It helps plan shoots, make on-set decisions, and ensure compatibility with various cameras and lenses, including Netflix-approved formats.

Extensive lens database (2000+ lenses)Camera sensor coverage simulationLens matching for various configurations
📷 Photo & Video
(54)
freemium
7
tz - Deine News aus München
tz - Deine News aus München
tz - Deine News aus München
News aus München und Bayern
Free

Get the latest news on Bavarian football clubs, sports, celebrities, consumer topics, politics, and world events. Personalize your news feed and receive instant updates.

Bavarian football coverage (Bayern Munich, 1860 Munich)Extensive sports news beyond footballCelebrity and star updates
📡 News
(11)
ad-supported
8
Cadrage Director's Viewfinder
Cadrage Director's Viewfinder
Cadrage Director's Viewfinder
Viewfinder for Directors & DPs
$19.99

This app provides precise framing previews for a vast array of professional camera and lens combinations. It helps filmmakers and photographers visualize shots, manage projects, and communicate their vision effectively during production.

Accurate camera and lens previewsCustom frameline creationPhoto and video recording
📷 Photo & Video
(354)
free
9
Mark II Artist's Viewfinder
Mark II Artist's Viewfinder
Mark II Artist's Viewfinder
Shoot planning simplified
$39.99

This app helps filmmakers and photographers plan shots by simulating various camera and lens combinations. It allows users to visualize compositions, explore angles, and even save high-resolution photos, acting as a powerful pre-production tool.

Camera and lens simulationComposition visualizationHigh-resolution photo saving
📷 Photo & Video
(102)
paid
10
f8 Lens Toolkit
f8 Lens Toolkit
f8 Lens Toolkit
DOF Calculator & Sensor Sizes
$9.99

This app provides photographers and cinematographers with essential tools for optical calculations. It offers features like depth of field calculation, field of view determination, and lens matching for various camera formats. It's designed to be an indispensable reference tool for professionals and students alike.

Depth of Field & Hyperfocal Distance CalculatorField of View CalculatorLens Matcher: Equivalent Focal Length & F-Stop
📷 Photo & Video
(26)
paid
11
Contram Mobilità
Contram Mobilità
Contram Mobilità
by Horsa Link Srl
Free

Access bus schedules and live transit information for Contram Mobilità. Purchase subscriptions directly through the app for convenient travel planning.

Subscription purchasesBus schedule searchLive transit tracking
✈️ Travel
(1)
free
12
Varlens - DSLR in Phone
Varlens - DSLR in Phone
Varlens - DSLR in Phone
All in One Ultimate Pro Camera
Free

Transform your phone into a professional DSLR camera with advanced controls and creative tools. Capture stunning photos and cinematic videos with a wide array of modes, filters, and editing capabilities.

DSLR-level photography modes4K Live Photo with real-time filtersAI de-sharpening and portrait algorithm
📷 Photo & Video
(3.9K)
free with in-app purchases
13
Magic Sonic ViewFinder
Magic Sonic ViewFinder
Magic Sonic ViewFinder
Director's ViewFinder
Free

This app simulates the field of view for various camera and lens combinations, aiding filmmakers in preproduction. It allows users to preview shots with different focal lengths, aspect ratios, and color presets, and save them for future reference.

Precise framing previewSimulates digital camera field of viewSupports numerous camera models
📷 Photo & Video
(41)
free with in-app purchases
14
LensAgent Pro
LensAgent Pro
LensAgent Pro
Digital Director's Finder
Free

This app assists with lens selection for photography and videography by simulating camera views and calculating focal lengths. It offers live and captured image modes, distance-based calculations, and customizable lens lists. Unlock extensive presets and custom format creation with an annual subscription.

Live View Mode with zoom simulationCapture View Mode for high-clarity image analysisDistance Conversion Mode for visual planning
📷 Photo & Video
(18)
free with in-app purchases
15
YMCA LA
YMCA LA
YMCA LA
by Attollo Technology LLC
Free

Easily manage your fitness journey with this app. Reserve equipment, classes, and swim lanes. Access health programs, event information, facility hours, and important alerts.

Schedule health and wellness activitiesReserve equipment, classes, and courtsView facility hours
💪 Health & Fitness
(143)
free
16
Magic Cinema ViewFinder
Magic Cinema ViewFinder
Magic Cinema ViewFinder
BMD's Director's Viewfinder
Free

This tool simulates the field of view for specific camera and lens combinations, aiding filmmakers in preproduction. It offers precise framing previews and allows saving shots with detailed information. Users can adjust focus, white balance, and apply color presets.

Precise framing previewSimulates camera/lens field of viewSave shots with metadata
📷 Photo & Video
(81)
free with in-app purchases
17
Focal Length Calculator
Focal Length Calculator
Focal Length Calculator
Focal Length Multiplier
$2.99
📷 Photo & Video
(0)
18
Digital DoF
Digital DoF
Digital DoF
A Depth of Field Calculator
Free

Calculate depth of field with this customizable tool designed for cinematographers and photographers. Choose from a wide range of cameras and save your custom settings for quick access. Explore in-app purchases for enhanced functionality.

Depth of field calculationCustomizable settingsExtensive camera library
📷 Photo & Video
(270)
free with in-app purchases
19
Field Tools
Field Tools
Field Tools
by Brad Sokol
Free

This app is a depth of field calculator designed for photographers. It allows for quick calculation of hyperfocal, near focus, and far focus distances on a single screen. Users can easily adjust settings and switch between different camera and lens configurations.

Depth of field calculationHyperfocal distanceNear and far focus limits
📷 Photo & Video
(8)
free
20
KODAK Cinema Tools
KODAK Cinema Tools
KODAK Cinema Tools
Filmmaker Tools
Free

This app provides essential tools for filmmakers working with celluloid film. It includes a film calculator for run time and a depth of field calculator for precise focus control. Additionally, it offers access to a contact directory and a list of film processing labs.

Film Calculator for run timeDepth of Field CalculatorOnline contact directory
🔧 Utilities
(209)
free

FAQ about Focal Length

What are the best focal length apps for iPhone?
Magic Canonic ViewFinder tops our focal length apps ranking as of July 2026, with a 4.6-star average from 49 App Store ratings, and it's free to download.
Yes — 16 of the top focal length apps we rank are free to download, including Magic Canonic ViewFinder and Magic ARRI ViewFinder.
Magic Canonic ViewFinder shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 194+ focal length apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Magic Canonic ViewFinder is a digital director's viewfinder that simulates the exact field of view for your future shots. It helps professionals in filmmaking visualize their camera and lens combinations during preproduction.
No, Magic Canonic ViewFinder does not turn your Apple device into an external monitor. It operates as a stand-alone director's viewfinder.

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