# Poster Shine Pro vs Grid Painter

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.

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.

## The numbers

| Metric | Poster Shine Pro | Grid Painter |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | [3.9 (46 ratings)](https://appshunter.io/ios/app/poster-shine-pro-posterize/id652964538/reviews) | **[4.8 (393 ratings)](https://appshunter.io/ios/app/grid-painter/id1089049611/reviews)** |
| Number of ratings | 46 | **393** |
| Positive reviews | 36.4% of reviews | **81.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | #194 | **#82** |
| Size | 3 MB | 5 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Dr. Rieger](https://appshunter.io/developer/464916737) | [bigpantsgroup LLC](https://appshunter.io/developer/315959079) |

## What reviewers say

### Poster Shine Pro

[App page](https://appshunter.io/ios/app/poster-shine-pro-posterize/id652964538)

**Currently charting:** #194 Top Paid · Photo & Video (US App Store)

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.

**Highlights:** Poster shine effect, Limited color palettes, Customizable colors (up to four), Save and organize images, Direct sharing to social media, In-app camera integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Grid Painter

[App page](https://appshunter.io/ios/app/grid-painter/id1089049611)

**Currently charting:** #82 Top Paid · Photo & Video (US App Store)

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.

**Highlights:** 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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and navigate
- 🎨 Great for drawing and painting accuracy
- 📐 Helpful for grids and composition
- 💡 Useful for value study and grayscale conversion
- ⏱️ Saves time for artists

**What reviewers complain about**

- 🐛 Grid lines too thick
- 🔄 Rotation issues with square photos
- 🗂️ Cropping feature uses absolute values, not ratios
- 🚫 Inability to print with grid
- ⚠️ Cropping feature can freeze

**Reported bugs**

- 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

**Requested features**

- 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)


## Frequently asked questions

### Is Poster Shine Pro free?

Poster Shine Pro costs $1.99, with no in-app purchases.

### Is Grid Painter free?

Grid Painter costs $2.99, with no in-app purchases.

### Which has better reviews, Poster Shine Pro or Grid Painter?

Grid Painter is rated higher. Poster Shine Pro averages 3.9 out of 5 from 46 ratings, while Grid Painter averages 4.8 from 393 ratings.

### Do Poster Shine Pro or Grid Painter have ads?

Neither Poster Shine Pro nor Grid Painter shows ads.

### Which is updated more often, Poster Shine Pro or Grid Painter?

Poster Shine Pro ships an update every 2 months, and Grid Painter every 3 weeks. Most recently, Poster Shine Pro was updated on September 24, 2026 and Grid Painter on September 22, 2026.

### Which is more popular, Poster Shine Pro or Grid Painter?

Poster Shine Pro currently peaks at #194 in the App Store charts, and Grid Painter at #82. Chart position reflects recent download velocity rather than total install base.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*