Software Alternatives & Startups

Block Posters VS SplitImage.io

Compare Block Posters VS SplitImage.io and see what are their differences

Block Posters

A free poster maker to create massive wall posters from your own images! Free!

Rating
0 reviews
SplitImage.io

Split images into clean, evenly sized pieces for printing, collages, and crafts. Free image splitter with single or ZIP download — no upload, 100% private.

Rating
0 reviews
Pricing
Open source

Which is more popular?

Based on our record, Block Posters seems to be more popular. It has been mentioned 1 time since March 2021.

social mentions
1 vs 0
Photos & Graphics popularity
78% vs 22%
alternatives listed
53 vs 8

Base details

Website, pricing, platforms and company facts side by side.

Block Posters
SplitImage.io
Website blockposters.com splitimage.io
Pricing —
Open source
Company — Startup from China · 1 - 9 employees · 2026
Listed in

About Block Posters and SplitImage.io

In their own words, as submitted to SaaSHub.

Block Posters
SplitImage.io

No description of Block Posters yet.

SplitImage.io is a free, browser-based image splitter for Instagram grids and carousels, TikTok profile banners, and custom layouts. Preview the result, adjust the crop, then download numbered images as a ZIP. Images are processed locally in your browser. Its image-processing engine is open source.

Read more about SplitImage.io

Features and specs

What each product offers, as listed by its team.

Block Posters 4 features
SplitImage.io 5 features
  • User-Friendly
    Block Posters provides a simple and straightforward interface that allows users to easily upload an image and create a large-scale poster by breaking it into manageable sections.
  • Free to Use
    The service is free to use, making it accessible for anyone who wants to create large posters without incurring costs.
  • Customizable Sizes
    Users can choose various paper sizes and dimensions for their posters, offering great flexibility in customizing the final output to fit their needs.
  • No Software Installation
    As a web-based tool, Block Posters does not require any software downloads or installations, making it convenient for users to access from any device with internet connectivity.

Possible disadvantages

  • Limited Image Resolution
    The quality of the final poster depends heavily on the resolution of the uploaded image, which may not always be suitable for large-format printing if the original image lacks high resolution.
  • Basic Features
    Block Posters focuses on simplicity, which means it lacks advanced editing features that professionals might need for more complex poster designs.
  • Internet Requirement
    Using Block Posters requires a stable internet connection, which might be a limitation for users with poor connectivity.
  • Output File Management
    The resulting poster is divided into multiple pages, requiring careful alignment and assembly by the user, which might be cumbersome for larger projects.
  • Focused single-purpose tool
    Based on its name, SplitImage.io appears to do one thing, which is split an image into smaller pieces. Tools like this are usually quick to learn, with little or no setup or learning curve. I could not verify the site's exact features, so check them on the site.
  • Browser-based convenience
    Image splitters of this kind usually run in the browser, so you don't need to install software or have advanced editing skills. This makes them handy for quick jobs on any device.
  • Useful for social media and print layouts
    Splitting an image into a grid or tiles is commonly used for Instagram grid posts, carousels, posters and multi-panel prints. A dedicated tool saves the manual cropping and measuring needed in general editors.
  • Likely low cost or free to start
    Niche utility sites like this often offer free or cheap basic use, which suits occasional users. Confirm current pricing and any usage limits on the site.
  • Fast results with little effort
    Automated splitting into rows and columns is usually faster and more precise than cropping by hand. This gives consistent tile sizes and alignment, and saves time on repetitive tasks.

Videos

Walkthroughs and reviews on video.

Block Posters 1 video + Add
SplitImage.io 0 videos + Add

Block Posters Directions

No SplitImage.io videos yet. You could help us improve this page by suggesting one.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Block Posters
SplitImage.io
78% 78%
22% 22%
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%

Questions & Answers

As answered by people managing Block Posters and SplitImage.io.

Who are some of the biggest customers of your product?

SplitImage.io's answer:

We have not publicly named or ranked individual customers.

What makes your product unique?

SplitImage.io's answer:

SplitImage.io combines a general image splitter with tools for Instagram profile grids, seamless carousels, and TikTok profile banners. Users can preview the layout, adjust the crop, and export numbered images. Image processing happens locally in the browser, and the processing engine is available as a separate open-source project.

Why should a person choose your product over its competitors?

SplitImage.io's answer:

Choose SplitImage.io when you need to turn one image into aligned, ready-to-post pieces without measuring and cropping each tile manually. You can check the result before downloading, use layouts designed for social profiles and carousels, and get the images in a numbered ZIP. Your source image stays on your device during processing.

How would you describe the primary audience of your product?

SplitImage.io's answer:

SplitImage.io is primarily for content creators, social media managers, designers, and small businesses preparing Instagram grids, carousels, or TikTok profile banners. It also helps anyone who needs to divide an image into evenly sized pieces for print, crafts, or digital assets.

What's the story behind your product?

SplitImage.io's answer:

SplitImage.io started with a practical goal: make it easier to turn one image into several aligned files without manually cropping and naming every piece. The project expanded from general image splitting to workflows for social media grids, carousels, and banners. Its image-processing core was later released separately as the open-source SplitImage Engine.

Which are the primary technologies used for building your product?

SplitImage.io's answer:

The frontend uses HTML, CSS, and vanilla JavaScript with ES modules. Image processing uses browser Canvas, File, and Blob APIs, including the open-source SplitImage Engine. Cloudflare Workers serves the site and handles supporting endpoints; images are split and packaged in the browser.

User comments

Share your experience with using Block Posters and SplitImage.io. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Block Posters 1 mention
SplitImage.io 0 mentions
  • “I wanna tell you that I love you, but does it even matter.”
    Chris looks so fresh and with everything still ahead of him. If ever there was the perfect photo for me to take to blockposters.com , this is the one. Source: over 4 years ago

Tracking SplitImage.io since Sep 2026.

Alternatives to Block Posters and SplitImage.io

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