Adjust Perspective vs Stop Motion
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Adjust Perspective
Correct distortion and perspective in photos of documents, posters, and signs. Transform skewed quadrilaterals into perfect rectangles, even when taken from an angle. Edit corner points in real-time for precise results.
- Corrects photo distortion
- Perspective correction
- Transforms quadrilaterals to rectangles
- Real-time corner editing
- Supports various subjects (documents, art, signs)
- Image sharing
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This is a camera app that corrects distortion and perspective of photos. Whole photo, Documents, posters, arts such as paintings and calligraphy, exhibits, screens, blackboards, whiteboards, signs, screens, timetables, etc. You may want to leave a photo as a memo by taking photos with your smartphone camera or tablet camera. The problem is that the image of the picture is distorted by the influence of the camera lens. Even if the subject is at a right angle, it will not be a right angle photo. If the subject is rectangular, it will be a quadrangle with perspective. You can convert such perspective distorted quadrangle to the original subject rectangle. Cut out a free-form quadrangle from the photo and convert it to a rectangle. The cropping quadrangle does not have to be a right angle, and it is OK to use a trapezoid, a rhombus, a parallelogram, or a freeform quadrangle. If you can not shoot the subject directly in front of you, the photos will have perspective. To be precise, even if taken straight ahead, some distortion is inevitable. However, with this app, even photos taken from an oblique direction can be converted to rectangular images viewed from the front. You can edit the position of the corner mark for clipping while checking the clipping image on the preview screen in real time. Material picture - Photographing (camera) - Selection of photo (camera roll) Save cropped image - Save image (Camera roll) - Image sharing (Twitter, Facebook, LINE, Dropbox etc.) Cropped image settings - 4 corner marks for clipping (movement by drag operation) - The amount of movement of the corner mark - aspect ratio - Horizontal perspective correction - Vertical perspective correction - Resolution of saved image
Stop Motion
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Turn a simple move-and-hold recording into stop motion automatically. You do not need to press the shutter for every frame. Keep your phone steady, reposition your clay, blocks, drawing, paper art or product, and pause briefly after each change. The app finds clear, steady moments in the continuous video and combines them into a frame-by-frame animation. Key features: • Record in the app with live hold-steady guidance • Import an existing video from Photos • Automatically find the steady frame after every change • Use on-device hand-pose detection to avoid obstructed frames when possible • Adjust frame duration, stability sensitivity and output resolution • Preserve portrait, landscape and square orientation • Loop the finished animation, save it to Photos or share it • Automatically follows the device or iOS per-app language in English or Simplified Chinese Privacy first: Video analysis, hand detection and animation rendering happen entirely on your device. No account is required. Videos are not uploaded, and the app contains no advertising or tracking SDKs. Great for clay animation, building blocks, paper art, drawing progress, product showcases, classroom demonstrations and any frame-by-frame creation.
Screenshots
Verdict
The clearest difference is price: Stop Motion at Free against Adjust Perspective's $0.99. Adjust Perspective's advantage is iOS requirement (12.0 vs 17.0). On 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
Stop Motion is free to download; Adjust Perspective costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Adjust Perspective | Stop Motion |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 1.0 (2 ratings) — better | — |
| Positive reviews | 10.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 22 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Masanori Katsuta | 为宏 黄 |
In-app purchases
Adjust Perspective
No in-app purchases
Stop Motion
No in-app purchases
Questions
Is Adjust Perspective free?
Is Stop Motion free?
Do Adjust Perspective or Stop Motion have ads?
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