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ManualTesting.dev VS OnlineGridMaker

Compare ManualTesting.dev VS OnlineGridMaker and see what are their differences

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RealityMAX is the full-stack, AI-powered product visualization platform, 100% online. Turn any image into 3D in seconds, enhance your visuals with AI, and download your work or share it as interactive 3D or AR in a snap, without a line of code. featured
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Contents:
  1. ยป Base Details
  2. ยป Videos
  3. ยป Reviews
  4. ยป Alternatives

ManualTesting.dev logo ManualTesting.dev

Manual Testing for Developers - Test Management Tool for developers and startups

OnlineGridMaker logo OnlineGridMaker

Add a precise grid overlay to any image for drawing and sketching. Customize rows, columns, line color and thickness. 100% free, no signup, no upload.
  • ManualTesting.dev Landing page
    Landing page //
    2022-03-26
  • OnlineGridMaker
    Image date //
    2026-05-17

OnlineGridMaker is a free browser-based tool that adds customizable grid overlays to any image โ€” designed specifically for artists, illustrators, art students, and anyone who practices drawing from reference photos.

Why OnlineGridMaker?

Most grid tools are either too basic (fixed grid size, no customization) or require downloading desktop software. OnlineGridMaker runs entirely in your browser โ€” no install, no signup, no image uploads. Your photos stay on your device.

Key Features

Grid Overlay โ€” Add precise grids to any image with full control over rows, columns, line color, line thickness, and opacity.

Perspective Guides โ€” Built-in 1-point and 2-point perspective tools for accurate architectural and object drawing.

Cell Labels โ€” Optional row/column numbering for easy reference when transferring your sketch to paper or canvas.

Instant Download โ€” Export your gridded image as PNG or JPG and start drawing right away.

100% Local Processing โ€” All rendering happens in your browser using HTML5 Canvas. Your images are never uploaded to any server.

Perfect For

  • Art students learning proportion and scale
  • Illustrators working from photo references
  • Comic artists and storyboarders
  • Hobbyists practicing portrait or still life drawing
  • Art teachers demonstrating grid method techniques

Pricing

Completely free. No premium version. No signup required. Unlimited use.

ManualTesting.dev

Website
manualtesting.dev
$ Details
-
Platforms
-
Release Date
-
Edit details

OnlineGridMaker

Website
onlinegridmaker.com
$ Details
free
Platforms
Web
Release Date
2026 May
Startup details
Country
China
Founder(s)
kaixiang liang
Employees
1 - 9
Edit details

ManualTesting.dev features and specs

  • Focused on Manual Testing
    ManualTesting.dev is specifically dedicated to manual testing, providing a niche resource for QA professionals who need to strengthen their manual testing skills rather than being overwhelmed by automation-focused content.
  • Beginner-Friendly
    The platform appears designed to be accessible for those new to software testing, offering foundational knowledge and guidance that helps newcomers enter the QA field without requiring prior technical expertise.
  • Structured Learning Path
    The site offers organized content that guides learners through manual testing concepts in a logical progression, making it easier to build knowledge incrementally rather than jumping between disconnected topics.
  • Practical and Job-Oriented
    The platform focuses on practical, real-world manual testing skills that are directly applicable to job roles, helping testers prepare for actual work scenarios and interviews in QA positions.
  • Free or Affordable Access
    ManualTesting.dev provides accessible content without significant financial barriers, making it a cost-effective option for individuals looking to learn manual testing without investing in expensive courses or certifications.

Possible disadvantages of ManualTesting.dev

  • Limited Scope
    By focusing exclusively on manual testing, the platform may not adequately prepare testers for the modern QA landscape where automation skills are increasingly expected and valued by employers.
  • Relatively Unknown Platform
    ManualTesting.dev is not as well-established or widely recognized as major learning platforms like Udemy, Coursera, or ISTQB resources, which may limit community support and peer interaction.
  • Limited Advanced Content
    The platform may lack depth for experienced QA professionals looking for advanced testing methodologies, complex test strategy development, or specialized domain testing knowledge.
  • Smaller Community
    Compared to larger testing communities like Ministry of Testing or Software Testing Help, the platform likely has a smaller user base, resulting in fewer discussion opportunities, peer reviews, and networking possibilities.
  • Content Freshness Concerns
    As a smaller, niche website, there may be concerns about how frequently the content is updated to reflect current industry trends, tools, and best practices in manual testing.

OnlineGridMaker features and specs

  • Grid Overlay
    Add customizable grid on any image with adjustable rows and columns
  • Perspective Guide
    1-point and 2-point perspective grid for drawing practice
  • Customizable Lines
    Adjust line color, thickness, and opacity to your preference
  • Cell Labels
    Optional A1, B2 style labels for precise reference
  • No Signup Required
    Open and use immediately, no account needed
  • 100% Local Processing
    All processing happens in your browser, no uploads to any server
  • Download Options
    Export as PNG or print directly
  • 100% Free
    Completely Free โ€” no signup, no premium version, unlimited use

Analysis of ManualTesting.dev

Overall verdict

  • ManualTesting.dev appears to be a niche resource site focused on manual testing concepts, tutorials, and interview preparation for QA professionals. It's a solid, budget-friendly (often free) option for learners wanting to build foundational manual testing skills, though it may lack the depth, interactivity, or certification value of paid, structured courses.

Why this product is good

  • Provides free or low-cost access to manual testing concepts and materials, making it accessible for beginners
  • Focuses specifically on manual testing, offering targeted content rather than generic QA overviews
  • Often includes practical examples, sample test cases, and interview questions useful for job seekers
  • Simple, straightforward format that's easy to digest without needing extensive technical setup
  • Useful as a supplementary study resource alongside other QA learning platforms

Recommended for

  • Beginners entering the QA/software testing field looking for foundational knowledge
  • Job seekers preparing for manual testing interview questions
  • Students or self-learners who want free supplementary material on testing concepts
  • QA professionals needing a quick refresher on manual testing fundamentals
  • Those on a tight budget who can't afford premium testing courses or bootcamps

Analysis of OnlineGridMaker

Overall verdict

  • OnlineGridMaker is a solid, no-frills tool for quickly creating grid layouts, graph paper, and grid-based designs directly in the browser without needing to install design software.

Why this product is good

  • Free and easy to access online without registration
  • Simple interface that lets users generate custom grids quickly
  • Useful for printable graph paper, layout planning, and design mockups
  • No steep learning curve compared to full design software
  • Lightweight and fast-loading tool

Recommended for

  • Students needing graph paper for math or art projects
  • Designers sketching quick layout grids
  • Teachers preparing printable grid worksheets
  • Hobbyists working on cross-stitch, pixel art, or similar grid-based crafts
  • Anyone needing a fast, free grid-generation tool without installing software

ManualTesting.dev videos

No ManualTesting.dev videos yet. You could help us improve this page by suggesting one.

Add video

OnlineGridMaker videos

+ Add

OnlineGridMaker โ€” Free Grid Overlay Tool for Artists

Category Popularity

0-100% (relative to ManualTesting.dev and OnlineGridMaker)

ManualTesting.dev

OnlineGridMaker

Software Development
100 100%
Software Development
0% 0
Image Editing
0 0%
Image Editing
100% 100
Test Management
100 100%
Test Management
0% 0
Design Tools
0 0%
Design Tools
100% 100

Questions & Answers

As answered by people managing ManualTesting.dev and OnlineGridMaker.

What makes your product unique?

OnlineGridMaker's answer:

-Unlike most grid tools that only offer basic square grids, OnlineGridMaker combines customizable grid overlays (adjustable rows, columns, color, opacity) with perspective guides for 1-point and 2-point drawing. It also offers optional cell labels (A1, B2 style). Everything runs 100% locally in the browser โ€” no image uploads, no signup, no data ever leaves your device.

Why should a person choose your product over its competitors?

OnlineGridMaker's answer:

-Most alternatives either require installing software, force you to create an account, or upload your images to a server. OnlineGridMaker is completely browser-based, free forever with no premium tier, and processes everything on your device. Just open the page, upload a reference image, and start gridding in seconds. It's faster, more private, and zero friction compared to desktop apps or account-gated web tools.

How would you describe the primary audience of your product?

OnlineGridMaker's answer:

-Artists, illustrators, art students, and hobbyists who practice drawing from reference photos โ€” especially those learning proportion, composition, and perspective. Also useful for architects, designers, and educators who need quick grid overlays for teaching or planning purposes.

What's the story behind your product?

OnlineGridMaker's answer:

-Built by an independent developer who noticed that most free grid tools were either too basic (fixed grids only) or required downloading software. The goal was simple: a professional-grade, free grid overlay tool that respects user privacy by processing everything locally in the browser. No tracking, no uploads, no strings attached.

Which are the primary technologies used for building your product?

OnlineGridMaker's answer:

-Pure HTML, CSS, and JavaScript โ€” no frameworks, no backend, no dependencies. Hosted as a static site on Cloudflare Pages for global CDN delivery. The tool uses the HTML5 Canvas API for rendering grids and generating downloadable PNG images client-side.

Who are some of the biggest customers of your product?

OnlineGridMaker's answer:

ยทArt students using it for figure drawing and still life proportion practice

ยทFreelance illustrators who need quick grid references before starting digital paintings

ยทArt teachers incorporating it into classroom demonstrations

ยทComic artists using perspective guides for background layouts

User comments

Share your experience with using ManualTesting.dev and OnlineGridMaker. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, ManualTesting.dev seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

ManualTesting.dev mentions (1)

  • How I improved my confidence, code quality and became a better developer
    We built ManualTesting.dev, a simple and powerful tool, to help my team and people like me write code, test it, and deliver on time with confidence. - Source: dev.to / over 4 years ago

OnlineGridMaker mentions (0)

We have not tracked any mentions of OnlineGridMaker yet. Tracking of OnlineGridMaker recommendations started around May 2026.

What are some alternatives?

When comparing ManualTesting.dev and OnlineGridMaker, you can also consider the following products

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