Comparison

Image Junky vs BLACKSLATE7

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

Head to head
About

Image Junky

This app transforms your iPhone into a parallax-corrected viewfinder for any camera. It calculates image adjustments based on lens offsets and provides LiDAR distance measurement for accurate focusing. It also functions as a customizable director's viewfinder with custom camera and lens creation.

Highlights
  • Parallax corrected viewfinder
  • LiDAR distance measurement
  • Customizable director's viewfinder
  • Create custom cameras and lenses
  • Instant opening and easy control
  • Works on iPad
Read full description

Image Junky transforms your camera-mounted iPhone into a parallax corrected viewfinder for any camera or format. Mount your iPhone on your main camera and use it as a live view finder! Enter the offset distances of the iPhone lens from your main camera lens and the app does the math, adjusting the image to keep your compositions accurate. You also get tap to measure LiDar distance information for easy focusing. There are no other apps that have these features. Check out the instruction page for more information on how to mount the iPhone and measure the offsets. Create your own mount or reach out to imagejunkyinfo@gmail.com to buy custom iPhone to camera flash shoe camera mounts. Image Junky also works as a customizable director's viewfinder that isn't slowed down by unnecessary menus and databases of cameras and lenses we don't need. Create and name your custom cameras by entering their sensor or film back dimensions then enter your custom lens focal lengths and you're ready to go. Access any of your custom cameras or lens sets with one tap or use the one tap for "zoom" mode for the ultimate framing flexibility. Image Junky opens instantly, is easy to control, and is ready for to show you the shot right now! Works on iPads as well.

About

BLACKSLATE7

This app transforms your smartphone into a programmable clapperboard for film and TV production. Easily load custom images or pre-set templates onto a compatible physical slate using NFC technology. Adjust image contrast and create grayscale effects for optimal visual output.

Highlights
  • Program images onto physical slate via NFC
  • Load pre-set SLATE templates
  • Create custom clapperboard images
  • Crop, scale, and rotate images
  • Adjust black/white threshold for contrast
  • Unique dithering control for grayscale simulation
Features
Read full description

TRIBE7’s SLATE is a uniquely re-usable and digitally reconfigurable compact clapperboard, designed for Film and TV production. The BLACKSLATE7 iOS app allows your smartphone to quickly program images onto your SLATE using the NFC interface in your iOS device. Choose from one of the pre-loaded SLATE templates or create and name your own custom clapperboard image through the crop, scale, and processing features in the app. Custom image processing features include: • Crop, Scale, and Rotate • Black/White Threshold Level control to optimize contrast and quality • Unique Dithering control to process images with a grayscale simulation

Screenshots

Image Junky1 screens
BLACKSLATE74 screens

Verdict

The call

The clearest difference is review sentiment: Image Junky at 100% against BLACKSLATE7's 20%. Image Junky also leads on rating (5.0 vs 2.7) and update cadence (fortnightly vs every 3 months). BLACKSLATE7's advantage is price (Free vs $7.99). On ratings volume, 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

CostPrice · In-app purchases · Ads · Monetization

BLACKSLATE7 is free to download; Image Junky costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Image Junky holds the better App Store score, 5.0 against 2.7. Both are backed by a comparable volume of ratings — 4 and 6 respectively. Written reviews point the same way: 100% of Image Junky's written reviews are positive against 20% of BLACKSLATE7's.

UpkeepUpdate frequency

Image Junky ships an update fortnightly, BLACKSLATE7 every 3 months. The most recent releases landed on September 4, 2026 and June 11, 2026 respectively.

Scorecard5 real differences · 5 level
Image Junky versus BLACKSLATE7: the parameters behind the verdict, then further details
ParameterImage JunkyBLACKSLATE7
Price$7.99Free — better
Rating5.0 (4 ratings) — better2.7 (6 ratings)
Positive reviews100.0% of reviews — better20.0% of reviews
Number of ratings46 — better
Update frequencyFortnightly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size2 MB19 MB
Age rating4+4+
DeveloperVendler IndustriesLummico Sp. z o.o.

Customer experience

Image Junky

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

BLACKSLATE7

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews5 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

In-app purchases

None

Image Junky

No in-app purchases

None

BLACKSLATE7

No in-app purchases

Questions

Is Image Junky free?
Image Junky costs $7.99, with no in-app purchases.
Is BLACKSLATE7 free?
BLACKSLATE7 is free to download, with no in-app purchases.
Which has better reviews, Image Junky or BLACKSLATE7?
Image Junky is rated higher. Image Junky averages 5.0 out of 5 from 4 ratings, while BLACKSLATE7 averages 2.7 from 6 ratings.
Do Image Junky or BLACKSLATE7 have ads?
Neither Image Junky nor BLACKSLATE7 shows ads.
Which is updated more often, Image Junky or BLACKSLATE7?
Image Junky ships an update fortnightly, and BLACKSLATE7 every 3 months. Most recently, Image Junky was updated on September 4, 2026 and BLACKSLATE7 on June 11, 2026.

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