Poster Shine Pro vs Grid Painter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Poster Shine Pro
Transform your photos into striking, limited-color posters with a unique "poster shine" effect. Easily apply filters, customize colors, and share your artistic creations across social media or save them to your device.
- Poster shine effect
- Limited color palettes
- Customizable colors (up to four)
- Save and organize images
- Direct sharing to social media
- In-app camera integration
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Let your photos poster shine by turning them into a limited colored poster. ***** On SALE! 50% OFF now - for limited time only Create impressive images by poster shining your photos. The poster shine effect will make your photos look like a poster printed with only a few colors. Creating poster shine images is quick and easy. Take a photo with your camera and apply the poster filter on the image. Share your poster shine images on Facebook, Twitter and other social nets. Send an email with the image attached to it or save it in your photo album. * Pro Features: + Change up to four colors + Save and organize multiple images in a list There are no limits on what you can poster shine. Poster shine your car, friends, kids, your dog or your holiday pictures.
Grid Painter
Easily overlay a customizable grid onto your images to aid in accurate drawing and painting. Select photos from your library or camera, choose grid styles and sizes, and utilize various image filters for reference. Save, print, or share your projects.
- Overlay customizable grids on images
- Select photos from library or camera
- Choose grid styles and sizes
- Image filters (grayscale, Notan, etc.)
- Customizable canvas size
- Save, print, and share projects
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GridPainter is the premium application to use compose your next masterpiece. It lets you quickly and easily place a grid onto an image for the purpose of using the grid technique of drawing and painting, the same method even Leonardo da Vinci used in his work. With the portability of our devices and access to thousands of images at our fingertips, more artists than ever are using them as a reference for drawings. With GridPainter, the process of drawing accurately from your device is easier than ever. Simply select the photo you wish from your photo library or using the "Open In" functionality in Messages or email, and the app will scale your image and place the "fourths" style grid over the top. From the toolbar on top you will find easy to use controls. -Select a standard canvas or customize your canvas size. -Customize your grid pattern from several different styles. -Crop We have also integrated some basic functions from our sister application NotanIzer so now you can -Look at you image in color, gray scale, Notan, 3 Level, 4 level, or Levels Everything is saved and you can work with your image in the app, or using the share menu, print, email, or export it to your photo library. To create a drawing from the photo, simply draw a grid of the same proportions on your drawing material as your selected final project size and grid size. From there you can easily transfer the image by drawing whats in each square, letting the grid take care of the proper scaling and framing within your picture. Great for when you need to draw a large drawing from a small reference photo, or for drawing complicated imagery. Features: -Select an image from your camera roll , import, or take a photo directly from the app -Choose final image size -Place a grid over the image using different grid types -Change the grid size -Change the grid color for best visibility over the image -Select any canvas size or automatically choose the aspect ratio or use the Golden Ratio -Scale and move your image to fit exactly where you want -Save the project for later revisions -Print or share your project with others
Screenshots
Verdict
The clearest difference is review sentiment: Grid Painter at 81% against Poster Shine Pro's 36%. Grid Painter also leads on rating (4.8 vs 3.9) and update cadence (every 3 weeks vs every 2 months). Poster Shine Pro's advantage is price ($1.99 vs $2.99). On ads, in-app purchases, monetization model and chart position 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
Poster Shine Pro costs $1.99 and Grid Painter $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Grid Painter holds the better App Store score, 4.8 against 3.9. That said, the two scores are not equally well evidenced: Grid Painter has 393 ratings behind it against 46, so its average is the more settled of the two. Written reviews point the same way: 36% of Poster Shine Pro's written reviews are positive against 81% of Grid Painter's.
Poster Shine Pro ships an update every 2 months, Grid Painter every 3 weeks. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.
| Parameter | Poster Shine Pro | Grid Painter |
|---|---|---|
| Price | $1.99 — better | $2.99 |
| Rating | 3.9 (46 ratings) | 4.8 (393 ratings) — better |
| Positive reviews | 36.4% of reviews | 81.5% of reviews — better |
| Number of ratings | 46 | 393 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | #194 | #132 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 3 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexander Dr. Rieger | bigpantsgroup LLC |
Customer experience
Poster Shine Pro
Grid Painter
Bugs and requests
Poster Shine Pro
Not enough reviews yet to summarise bugs or requests.
Grid Painter
Reported bugs
14 issues- Cannot upload photos from desktop
- Grid width too thick even at lowest setting
- Photo library update message with no update available
- Grid would not reset
- App crashes when changing canvas to Landscape
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- Resizing won't maintain aspect ratio and image disappears
- Stop work after last update
- Annoying bug: rotates square format photos with Notan/grayscale
- Cropping feature only allows absolute values (inches), not ratios
- Cropping feature freezes the page
- Cannot get saved images back
- Inability to print image with grid
- Email developers function freezes
- Crop feature does not work
Requested features
10 requests- Allow uploading photos from desktop directly
- Lock canvas size and adapt photo to fit
- Approximate color in levels section for palette preview
- Sort projects
- Different grid styles (isometric, diagonal)
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- Select grid opacity
- User-selectable number of rows and columns for grids
- Add movable lines for grid customization
- Combine multiple grids without screenshots
- Geometrically sound grid drawing method (X through corners, etc.)
In-app purchases
Poster Shine Pro
No in-app purchases
Grid Painter
No in-app purchases
Questions
Is Poster Shine Pro free?
Is Grid Painter free?
Which has better reviews, Poster Shine Pro or Grid Painter?
Do Poster Shine Pro or Grid Painter have ads?
Which is updated more often, Poster Shine Pro or Grid Painter?
Which is more popular, Poster Shine Pro or Grid Painter?
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