Comparison

TrigonScope vs KaleidoScope FilterCam

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

Head to head
About

TrigonScope

Create stunning kaleidoscope-like effects with your iPhone camera. Easily generate unique patterns and save your favorite creations as wallpapers. Share your artistic photos directly from the app.

Highlights
  • Kaleidoscope camera effects
  • Pattern generation
  • Save favorite pictures
  • Wallpaper creation tool
  • Easy touch controls
  • Direct sharing
Features
Read full description

Add kaleidoscope-like effect to your iPhone camera. You will get many marvelous pictures from unintentional view. You can save your favorite pictures into the camera roll. Best tool for making wallpapers. Very easy to use. By panning or pinching the screen with your fingers, you will get many variations of patterns. By tapping the camera icon, you can save the current picture. You can also share the picture with Twitter or Facebook (iOS 6 only). Works on both iPhone and iPad. iOS 5 is required. Best result on retina display. (Resolution of the saved image depends on your screen resolution)

About

KaleidoScope FilterCam

Capture stunning photos with a unique kaleidoscope effect and 27 artistic filters. Adjust focus, exposure, and filter strength for personalized images. Save and share your creations instantly.

Highlights
  • Kaleidoscope filter
  • 27 art filters
  • Adjustable focus and exposure
  • Filter strength adjustment
  • Pinch-to-zoom
  • High/medium/low resolution options
  • Instant and timer shutter
Features
Read full description

This app allows you to take photos using the kaleidoscope filter and 27 types of art filters. ・When launched, the demo screens of various filters are split into 4 screens and displayed. ・Tapping the numbers 1 to 4 on the navigation bar will display the demo screens of each filter. ・Tapping the small filter screen will launch the camera using that filter. You can see the scenery you normally see through the kaleidoscope filter as if you were looking through a kaleidoscope. Tapping the shutter will take a picture of the beautiful kaleidoscope screen at that time. The other functions of the 27 types of camera are as follows. ・You can determine the focus and exposure positions by tapping the preview screen. ・Two markers, one for focus and one for exposure, are displayed at the tapped position. ・The markers can be dragged to separate positions. ・Depending on the type of filter, parameters such as filter strength can be adjusted. ・Use the pinch gesture to zoom. ・You can select high, medium, or low resolution. ・You can select the back camera or the face camera. (Only for models with face cameras) -Instant shutter and 2-second timer shutter are available. -Photos taken are stored in the camera roll and within the app. -Displays a list of photos taken. -Approximately 60 filters can be used to process images, including brightness adjustment, contrast, blur, sharpening, sepia, monochrome, edge detection, sketch, etc. -Photos taken can be posted to Facebook and X. *** This app uses GPUImage (Copyright (c) 2012, Brad Larson, Ben Cochran, Hugues Lismonde, Keitaroh Kobayashi, Alaric Cole, Matthew Clark, Jacob Gundersen, Chris Williams. All rights reserved.) as an open source. [Caution] This app does not provide any warranty for any reason.

Screenshots

TrigonScope4 screens
KaleidoScope FilterCam4 screens

Verdict

The call

The clearest difference is price: TrigonScope at Free against KaleidoScope FilterCam's $1.99. TrigonScope also leads on rating (5.0 vs 1.0) and iOS requirement (8.3 vs 12.0). KaleidoScope FilterCam's advantage is update cadence (every 8 months vs every 19 months). 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

TrigonScope is free to download; KaleidoScope FilterCam costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

TrigonScope holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

TrigonScope ships an update every 19 months, KaleidoScope FilterCam every 8 months. Both last shipped on November 1, 2026.

Scorecard5 real differences · 5 level
TrigonScope versus KaleidoScope FilterCam: the parameters behind the verdict, then further details
ParameterTrigonScopeKaleidoScope FilterCam
PriceFree — better$1.99
Rating5.0 (1 ratings) — better1.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings11
Update frequencyEvery 19 monthsEvery 8 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS8.3 — better12.0
Further details — not scored
Size5 MB26 MB
Age rating4+4+
DeveloperComputer CreatorsHIROFUMI MARUO

Customer experience

TrigonScope

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

KaleidoScope FilterCam

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

TrigonScope

No in-app purchases

None

KaleidoScope FilterCam

No in-app purchases

Questions

Is TrigonScope free?
TrigonScope is free to download, with no in-app purchases.
Is KaleidoScope FilterCam free?
KaleidoScope FilterCam costs $1.99, with no in-app purchases.
Which has better reviews, TrigonScope or KaleidoScope FilterCam?
TrigonScope is rated higher. TrigonScope averages 5.0 out of 5 from 1 ratings, while KaleidoScope FilterCam averages 1.0 from 1 ratings.
Do TrigonScope or KaleidoScope FilterCam have ads?
Neither TrigonScope nor KaleidoScope FilterCam shows ads.
Which is updated more often, TrigonScope or KaleidoScope FilterCam?
TrigonScope ships an update every 19 months, and KaleidoScope FilterCam every 8 months. Most recently, TrigonScope was updated on November 1, 2026 and KaleidoScope FilterCam on November 1, 2026.

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