56
BU Score
Solid
f8 Lens Toolkit
✍️ BU Analytics Review
“
f8 Lens Toolkit is an iOS app from Cadrage GmbH in the Photo & Video category, currently rated 4.9★ across 26 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Our BU Score puts it at 56 — Solid (established niche player). For a Photo & Video app, that means established niche player.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
creator
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
Range:
💰 Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Paid app ($0.00)METRIC | +$2,800 | |
| Excellent rating (4.9★)METRIC | +$2,200 | |
| Mature app (11y old)METRIC | +$1,500 | |
| Pre-traction phase (26 ratings)METRIC | −$300 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 12 MB🔞 4+📱 iOS 12.1+🔖 v3.8.9🔄 updated 5d ago🌐 EN, ZH📂 Photo & Video💰 Paid🚀 Launched 2014 (11y old)
📝 About this app
f8 is the fastest and easiest tool for all photographic calculations: Effortlessly find corresponding focal lengths & apertures for different formats, calculate depth of field (DOF), and find field of view for any camera and lens. The sensor comparison and lens coverage tool make this app complete.
◈◈◈ Get professional-grade features & the most intuitive user-interface in its class ◈◈◈
No matter if you are a seasoned pro or a film/photography student, f8 has got you covered. It’s packed with the tools you need and highly customizable to deliver precise calculations for any setup imaginable. It has been proven to be an indispensable tool on any shoot.
f8 comes with:
• Depth of Field & Hyperfocal Distance Calculator
• Field of View Calculator
• Lens Matcher: Equivalent Focal Length & F-Stop
• Camera Sensor Comparison Tool
• Lens Coverage Tool
• Thousands of cameras & lenses included
• Close Focus & Aperture data for most lenses
• Supports anamorphic shooting & Metabones Speedboosters
f8 is the perfect companion app and reference tool for Photographers, Cinematographers, Camera Operators, Camera Assistants (1.AC) & VFX Supervisors.
◈◈◈ Download f8 now and have a precise optical toolkit at your fingertips ◈◈◈
◆ CINE CAMERAS ◆
AJA Cion
ARRI Alexa 35, Alexa 65, Alexa Classic, Alexa LF, Alexa Mini, Alexa Mini LF, Alexa SXT, Alexa XT, Amira, D-21
Blackmagic Cinema Camera, Micro Cinema Camera, Micro Studio Camera 4K, Pocket Cinema Camera, Pocket Cinema Camera 4K, Pocket Cinema Camera 6K, Pocket Cinema Camera 6K Pro, Production Camera 4K, Studio Camera 4K, Studio Camera HD, URSA, URSA (Broadcast), URSA 4.6K, URSA Mini 4.6K, URSA Mini 4K, URSA Mini Pro, URSA Mini Pro 12K, URSA Mini Pro 4.6K G2
Canon C100, C100 Mark II, C200, C300, C300 Mark II, C300 Mark III, C500, C500 Mark II, C70, C700
DJI Zenmuse X7
Film 16mm, 35mm, 65mm/70mm, 8mm
Freefly Systems Wave
Generic Broadcast
Ikonoskop A-cam dII
Kinefinity KineMAX, KineMini, Mavo, Mavo Edge, Mavo LF, TERRA
Panasonic AF101, BGH1, EVA1, HDX 900, VariCam 35, VariCam LT
Panavision DXL, DXL2, Genesis
Phantom 65, Flex, Flex4K, HD GOLD, Miro LC321S, v2640 ONYX, VEO4K-PL
PS-CAM X35
RED Dragon-X, Epic Dragon, Epic-W (Helium), Epic-X, Gemini, Komodo, Monstro-VV, One, Ranger (Gemini), Ranger (Helium), Ranger (Monstro), Raven, Scarlet-W (Dragon), Scarlet-X, Weapon (Dragon-VV), Weapon (Helium)
Silicon Imaging SI-2K
Sony F23, F3, F35, F5, F55, F65, F900, FS100, FS5, FS5 Mark II, FS7, FS7 Mark II, FS700, FX3, FX6, FX9, HDC-1500R, Venice
Weisscam HS-2
Z CAM E2, E2-F6, E2-F8, E2-M4, E2-S6, E2G
◆ PHOTO CAMERAS ◆
Canon 1000D/XS, 100D, 10D, 1100D/T3, 1200D/T5, 1300D/T6, 1D, 1D C, 1D Mark II, 1D Mark III, 1D Mark IV, 1D X, 1D X Mark II, 1D X Mark III, 1Ds, 1Ds Mark II, 1Ds Mark III, 200D/SL2, 20D, 30D, 350D/XT, 400D/XTi, 40D, 450D/XSi, 500D/T1i, 50D, 550D/T2i, 5D, 5D Mark II, 5D Mark III, 5D Mark IV, 5DS, 600D/T3i, 60D, 650D/T4i, 6D, 6D Mark II, 700D/T5i, 70D, 750D/T6i, 760D/T6s, 77D, 7D, 7D Mark II, 800D/T7i, 80D, 850D/T8i, 90D, M50, R, R5, R6, Ra, RP
Film (Still) 35mm (135), APS, Large Format, Medium Format, XPan
Fujifilm GFX 100, GFX 100S, GFX 50R, GFX 50S, X-A7, X-H1, X-Pro2, X-Pro3, X-S10, X-T2, X-T200, X-T3, X-T4, X100V
Hasselblad Digital Medium Format
Leica CL, M10/M10-R, M8/M8.2, M9/M9-P, S, S2, SL, SL2, SL2-S
Mamiya Leaf Credo Series
Nikon D1, D100, D1H, D1x, D200, D2H, D2Hs, D2x, D3, D300, D3000, D300s, D3100, D3200, D3300, D3400, D3s, D3x, D4, D40, D40X, D4s, D50, D500, D5000, D5100, D5300, D5500, D5600, D60, D600, D610, D70, D700, D7000, D70s, D7100, D7200, D750, D7500, D80, D800, D810, D850, D90, DF, Z50, Z6, Z7
Olympus E Series
Panasonic GH1, GH2, GH3, GH4, GH5, GH5S, S1, S1H, S1R, S5
Pentax 645D, 645Z, K Series
Phase One Achromatic+, IQ Series, P 30+, P 40+, P 45+, P 65+
Sigma fp, fp L, SD1, SD15
Sony A290, A390, A450, A580, A6000, A6300, A6500, A6600, A7 III, A7C, A7r II, A7r III, A7r IV, A7s, A7s II, A7s III, A850, A9, A9 II, A900, A99, SLT-A37K, SLT-A57, SLT-A65, SLT-A77
◈◈◈ Get professional-grade features & the most intuitive user-interface in its class ◈◈◈
No matter if you are a seasoned pro or a film/photography student, f8 has got you covered. It’s packed with the tools you need and highly customizable to deliver precise calculations for any setup imaginable. It has been proven to be an indispensable tool on any shoot.
f8 comes with:
• Depth of Field & Hyperfocal Distance Calculator
• Field of View Calculator
• Lens Matcher: Equivalent Focal Length & F-Stop
• Camera Sensor Comparison Tool
• Lens Coverage Tool
• Thousands of cameras & lenses included
• Close Focus & Aperture data for most lenses
• Supports anamorphic shooting & Metabones Speedboosters
f8 is the perfect companion app and reference tool for Photographers, Cinematographers, Camera Operators, Camera Assistants (1.AC) & VFX Supervisors.
◈◈◈ Download f8 now and have a precise optical toolkit at your fingertips ◈◈◈
◆ CINE CAMERAS ◆
AJA Cion
ARRI Alexa 35, Alexa 65, Alexa Classic, Alexa LF, Alexa Mini, Alexa Mini LF, Alexa SXT, Alexa XT, Amira, D-21
Blackmagic Cinema Camera, Micro Cinema Camera, Micro Studio Camera 4K, Pocket Cinema Camera, Pocket Cinema Camera 4K, Pocket Cinema Camera 6K, Pocket Cinema Camera 6K Pro, Production Camera 4K, Studio Camera 4K, Studio Camera HD, URSA, URSA (Broadcast), URSA 4.6K, URSA Mini 4.6K, URSA Mini 4K, URSA Mini Pro, URSA Mini Pro 12K, URSA Mini Pro 4.6K G2
Canon C100, C100 Mark II, C200, C300, C300 Mark II, C300 Mark III, C500, C500 Mark II, C70, C700
DJI Zenmuse X7
Film 16mm, 35mm, 65mm/70mm, 8mm
Freefly Systems Wave
Generic Broadcast
Ikonoskop A-cam dII
Kinefinity KineMAX, KineMini, Mavo, Mavo Edge, Mavo LF, TERRA
Panasonic AF101, BGH1, EVA1, HDX 900, VariCam 35, VariCam LT
Panavision DXL, DXL2, Genesis
Phantom 65, Flex, Flex4K, HD GOLD, Miro LC321S, v2640 ONYX, VEO4K-PL
PS-CAM X35
RED Dragon-X, Epic Dragon, Epic-W (Helium), Epic-X, Gemini, Komodo, Monstro-VV, One, Ranger (Gemini), Ranger (Helium), Ranger (Monstro), Raven, Scarlet-W (Dragon), Scarlet-X, Weapon (Dragon-VV), Weapon (Helium)
Silicon Imaging SI-2K
Sony F23, F3, F35, F5, F55, F65, F900, FS100, FS5, FS5 Mark II, FS7, FS7 Mark II, FS700, FX3, FX6, FX9, HDC-1500R, Venice
Weisscam HS-2
Z CAM E2, E2-F6, E2-F8, E2-M4, E2-S6, E2G
◆ PHOTO CAMERAS ◆
Canon 1000D/XS, 100D, 10D, 1100D/T3, 1200D/T5, 1300D/T6, 1D, 1D C, 1D Mark II, 1D Mark III, 1D Mark IV, 1D X, 1D X Mark II, 1D X Mark III, 1Ds, 1Ds Mark II, 1Ds Mark III, 200D/SL2, 20D, 30D, 350D/XT, 400D/XTi, 40D, 450D/XSi, 500D/T1i, 50D, 550D/T2i, 5D, 5D Mark II, 5D Mark III, 5D Mark IV, 5DS, 600D/T3i, 60D, 650D/T4i, 6D, 6D Mark II, 700D/T5i, 70D, 750D/T6i, 760D/T6s, 77D, 7D, 7D Mark II, 800D/T7i, 80D, 850D/T8i, 90D, M50, R, R5, R6, Ra, RP
Film (Still) 35mm (135), APS, Large Format, Medium Format, XPan
Fujifilm GFX 100, GFX 100S, GFX 50R, GFX 50S, X-A7, X-H1, X-Pro2, X-Pro3, X-S10, X-T2, X-T200, X-T3, X-T4, X100V
Hasselblad Digital Medium Format
Leica CL, M10/M10-R, M8/M8.2, M9/M9-P, S, S2, SL, SL2, SL2-S
Mamiya Leaf Credo Series
Nikon D1, D100, D1H, D1x, D200, D2H, D2Hs, D2x, D3, D300, D3000, D300s, D3100, D3200, D3300, D3400, D3s, D3x, D4, D40, D40X, D4s, D50, D500, D5000, D5100, D5300, D5500, D5600, D60, D600, D610, D70, D700, D7000, D70s, D7100, D7200, D750, D7500, D80, D800, D810, D850, D90, DF, Z50, Z6, Z7
Olympus E Series
Panasonic GH1, GH2, GH3, GH4, GH5, GH5S, S1, S1H, S1R, S5
Pentax 645D, 645Z, K Series
Phase One Achromatic+, IQ Series, P 30+, P 40+, P 45+, P 65+
Sigma fp, fp L, SD1, SD15
Sony A290, A390, A450, A580, A6000, A6300, A6500, A6600, A7 III, A7C, A7r II, A7r III, A7r IV, A7s, A7s II, A7s III, A850, A9, A9 II, A900, A99, SLT-A37K, SLT-A57, SLT-A65, SLT-A77
🆕 What's New · v3.8.9
Added 4K DCI mode to FX3 and FX30
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- f8 Lens Toolkit
- Developer
- Cadrage GmbH
- Bundle ID
- com.distantblue.Geminos
- App Store URL
- Open in App Store
- Category
- Photo & Video
- Content rating
- 4+
- Languages
- EN, ZH
Company
- Website
- www.lenstoolkit.app
- Tagline
- Never guess.
- Description
- f8 Lens Toolkit is the fastest and easiest iOS app for all photographic calculations. It’s the perfect companion tool for filmmakers & photographers.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $459/mo
- Top-grossing rank
- Outside top 100 in US Photo & Video
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- https://twitter.com/lenstoolkit
- Not found
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- Not found
- Press / News
- Not found
Contacts & Socials
📈Ratings growth26 ratings+2500% lifetimeShow 3-year history estimate ▾
Tracked (13 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
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