Raster vs Draw Grid on Image
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Raster
Easily create large posters from your own photos using a standard printer. Select an image, choose paper size, adjust settings, and print a PDF file. Offers four distinct styles for unique poster designs.
- Create oversized posters
- Use own images
- Print via PDF
- Four poster styles (Grid, Interlaced, Radial, Photo)
- Easy to use interface
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Raster turns your photos into striking halftone and rasterized artwork. Inspired by classic print, pop art and comic styles, Raster rebuilds any image from dots, lines and shapes — perfect for posters, social media, prints and creative projects. CREATIVE MODES • Grid — classic halftone dot patterns • Interlaced — bold scanline and stripe effects • Radial — dots that radiate from any point • Photo — subtle rasterization that keeps your detail SHAPES & STYLES Build your image from circles, squares, triangles, diamonds and polygons — or turn it into pure ASCII art. COLOR CONTROL • Bicolor — bold two-tone looks • Multicolor — limited palettes with risograph and screenprint vibes • Full color — keep your original colors with a rasterized texture PRO TOOLS • Super Resolution — enhance and upscale your images with on-device machine learning • Collage — combine several rasterized images into one composition • High-resolution export and PDF output ready for print Whether you're making a poster, an album cover, a sticker or a one-of-a-kind profile picture, Raster gives you full control over every dot and shape. Download Raster and start designing.
Draw Grid on Image
Overlay a customizable grid onto your images to maintain drawing proportions. Choose from various grid types, paper sizes, and units. Adjust line width and color for precise visual guides. Save your grid images to your camera roll with the Pro version.
- Add grid overlay to images
- Multiple grid types (rectangle, square)
- Customizable grid dimensions
- Selectable paper sizes and units
- Adjustable line width and color
- Save grid images (Pro version)
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This grid tool will help you keep proportion of drawing object. We can draw a layer of grid on top of your image. Hope it helps. Features: 1. Add grid on image. 2. There are 6 types of grids you can choose: - Rectangle (Set rows & cols) - Rectangle (Set row height & col width) - Square (Set rows only) - Square (Set cols only) - Square (Set row height only) - Square (Set col width only) 3. There are 6 paper sizes (A0, A1, A2, A3, A4, A5) with 2 unit types (cm, inch). 4. You can change line width (from 0.5 to 10). 5. You can change line color. 6. Save grid image to Camera Roll (Pro version only).
Screenshots
Verdict
The clearest difference is rating: Draw Grid on Image at 4.4 against Raster's 3.8. Draw Grid on Image also leads on update cadence (fortnightly vs every 3 months) and review sentiment (65% vs 44%). On price, ads, in-app purchases and monetization model 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
Both are free to download. Raster sells 2 one-off in-app purchases and Draw Grid on Image sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Draw Grid on Image holds the better App Store score, 4.4 against 3.8. Both are backed by a comparable volume of ratings — 46 and 201 respectively. Written reviews point the same way: 44% of Raster's written reviews are positive against 65% of Draw Grid on Image's.
Raster ships an update every 3 months, Draw Grid on Image fortnightly. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.
| Parameter | Raster | Draw Grid on Image |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (46 ratings) | 4.4 (201 ratings) — better |
| Positive reviews | 43.8% of reviews | 65.2% of reviews — better |
| Number of ratings | 46 | 201 — better |
| Update frequency | Every 3 months | Fortnightly — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 245 MB | 122 MB |
| Age rating | 4+ | 4+ |
| Developer | Pierre Cossard | Thang Do |
Customer experience
Raster
Draw Grid on Image
Bugs and requests
Raster
Not enough reviews yet to summarise bugs or requests.
Draw Grid on Image
Reported bugs
7 issues- Ads cannot be turned off
- App is not functional on macOS
- Incorrect grid dimensions when inputting values
- Cannot save photos without upgrading
- Cannot use own photos without upgrading
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- Charges money even after uninstalling
- App is paid, not free as advertised
Requested features
9 requests- Add user manual
- Add numbering to grid cells
- Improve accuracy of paper section sizes
- Add black border option for grid lines
- Add white and black filter option
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- Add option to save images to device
- Add Vietnamese language support
- Add option for square rows and columns
- Add 'letter' sized paper print option
In-app purchases
Raster
- Pro upgradeFree
- Raster PRO$5.99
Draw Grid on Image
- Upgrade to Pro$4.99
