PhotoTropedelic vs Perspective Crop Lens
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PhotoTropedelic
Transform your photos into unique Pop Art masterpieces. This app analyzes your images and applies the vibrant colors, textures, and symbols of 1960s Pop Art to create bold, distinctive artwork.
- Advanced image processing
- Pop Art style transformation
- Color and texture analysis
- Unique art generation
- 60s Pop Art inspiration
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PhotoTropedelic uses advanced image processing techniques to analyze your ordinary photographs -- translate the colors, textures, and lighting -- and draw upon the colors and symbols of 60's Pop Art to produce boldly unique art.
Perspective Crop Lens
Correct distorted photos by accurately cropping them to right angles. This tool allows you to extract specific rectangular areas from images, even when taken at an angle or due to lens distortion. You can also add perspective effects to existing photos.
- Real-time cropped image preview
- Magnifying glass for precise crop mark adjustment
- Intuitive pinch-to-zoom for aspect ratio
- Color-coded alignment guides
- Add perspective effects to photos
- Import photos from camera, album, or shared files
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Even if you intend to take a photo from the front, the image can be distorted due to the angle of the device or the camera lens. TV screens, exhibits, whiteboards, signboards, posters, documents, photos, blackboards, paintings, calligraphy works, timetables, smartphone screens, etc. Also, there are many cases where it is not possible to take pictures from directly in front due to physical constraints. From such perspective-distorted photos, you can quickly cut out only the necessary parts at right angles. Cuts out a free-form rectangle from a photo and generates a new rectangular image with right angles. The “Cropped Image View” allows you to enjoy working while seeing the results in real time. Moreover··· Conversely, you can also add a perspective effect to a monotonous photo. [Features] ・“Cropped Image View” that can be checked in real time ・Use the "Magnifying Glass" to fine-tune crop marks as you wish ・ Intuitive pinch operation for adjusting the aspect ratio ・Horizontal/vertical alignment between cutout marks is also informed by color. [Photo Source] ・Start the camera and take a photo ・Select photo from photo album ・Import shared files from other apps ・Paste photos copied from web images, etc. [Outputs] ・Image file storage: Photo album (camera roll) ・Image file sharing: AirDrop, LINE, Facebook, Dropbox, Instagram,...
Screenshots
Verdict
The clearest difference is rating: Perspective Crop Lens at 5.0 against PhotoTropedelic's 3.7. Perspective Crop Lens also leads on in-app purchases (none vs 1) and review sentiment (100% vs 76%). PhotoTropedelic's advantage is ratings volume (25 vs 4) and iOS requirement (9.0 vs 13.0). On ads 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
PhotoTropedelic costs $2.99 and Perspective Crop Lens $1.99 up front. PhotoTropedelic sells 1 one-off in-app purchase. Perspective Crop Lens asks for nothing beyond the download.
Perspective Crop Lens holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: PhotoTropedelic has 25 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 76% of PhotoTropedelic's written reviews are positive against 100% of Perspective Crop Lens's.
PhotoTropedelic ships an update every 7 months, Perspective Crop Lens every 3 months. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.
| Parameter | PhotoTropedelic | Perspective Crop Lens |
|---|---|---|
| Price | $2.99 | $1.99 — better |
| Rating | 3.7 (25 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 76.4% of reviews | 100.0% of reviews — better |
| Number of ratings | 25 — better | 4 |
| Update frequency | Every 7 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Best chart rank | — | #198 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 35 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Larry Weinberg | Masanori Katsuta |
Customer experience
PhotoTropedelic
Perspective Crop Lens
Bugs and requests
PhotoTropedelic
Reported bugs
10 issues- App crashes on iOS 11 and later versions
- Photos won't load from library
- White screen when accessing Albums or Photos
- App won't open or shows blank screen
- Custom color settings reset or don't save properly
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- In-app purchase for custom colors fails to load
- App crashes when changing device orientation
- Crashes after processing 5-6 photos
- Incompatible with older iPad models
- App becomes unstable after iOS updates
Requested features
19 requests- Update for iOS 11+ compatibility
- Ability to select/mask specific image areas
- Control over ray emanation point
- Repositionable stars and circles
- Blending function to soften psychedelic effect
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- Preview before rendering
- Option to disable auto-save or choose which images to save
- Higher output resolution
- Ability to stop processing at specific color stages
- Desktop/Mac version
- Direct social media upload (Facebook/Twitter)
- Restore to default settings option
- Control over background/transparent color selection
- Darken function in addition to contrast
- Thumbnail gallery browsing
- GIF animation capability
- More art style options
- Adjustable line thickness
- Ability to eliminate black outlines
Perspective Crop Lens
Not enough reviews yet to summarise bugs or requests.
In-app purchases
PhotoTropedelic
- Custom Color Palette Editing$0.99
Perspective Crop Lens
No in-app purchases
Questions
Is PhotoTropedelic free?
Is Perspective Crop Lens free?
Which has better reviews, PhotoTropedelic or Perspective Crop Lens?
Do PhotoTropedelic or Perspective Crop Lens have ads?
Which is updated more often, PhotoTropedelic or Perspective Crop Lens?
Other comparisons
