
Paint Tool SAI is a popular digital art software that has gained a lot of attention in the art community. While the software does not have a ruler tool for measuring, it does offer a Symmetrical Ruler Tool that artists can use to create straight lines and vector art. This tool is available in version 2 of the software.
| Characteristics | Values |
|---|---|
| Does Paint Tool SAI have a ruler tool? | Yes, SAI 2 has a symmetrical ruler tool. |
| How to access the ruler tool | Click the perspective ruler icon in the layers panel, select "New Symmetric Ruler" from the drop-down window, then reposition the ruler line by pressing Ctrl + click + drag. |
| How to rotate the ruler | Hold Alt while mousing over the symmetry ruler. Hold Alt and Shift together to rotate the ruler 45°. |
| How to make straight lines | Go to "Layer (L)" in the top bar, click "New Linework Layer", and select the "line" tool. Click to start a line, move the mouse, then click again to make a corner or change direction. Press "enter" to end the line. |
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What You'll Learn

Paint Tool SAI has a symmetrical ruler tool
Paint Tool SAI does have a symmetrical ruler tool, which can be fun to play with. However, it does not have a ruler tool for measuring. To access the symmetrical ruler tool, go to the layers panels and click on the perspective ruler icon, which is beside the masking tool. A drop-down window will appear, and you should select "New Symmetric Ruler". You can then reposition the ruler line by hovering over it and pressing Ctrl + click + drag.
To rotate the symmetrical ruler, hold Alt while moving your mouse over the ruler. To rotate the ruler by 45 degrees, hold Alt and Shift together while moving the mouse.
The line tool can also be used to make straight lines. To access this, go to "Layer (L)" on the top bar, then scroll down and click "New Linework Layer". This layer will give you access to a range of tools for creating lines and vector art. The "line" tool will be at the very bottom row. Click to start a line, then move your mouse and click again to make a corner and change direction. Press "Enter" on your keyboard to end the line.
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The ruler tool is in the layers panels
Paint Tool SAI does not have a ruler tool for measuring. However, it has a Symmetrical ruler tool and a Line tool that can be used to make straight lines.
To access the Symmetrical ruler tool, go to the layers panels, click the perspective ruler icon, and select "New Symmetric Ruler" from the drop-down window. You can reposition the ruler line by hovering over it and pressing Ctrl + click + drag.
The Line tool can be found by going to "Layer (L)" at the top bar, scrolling down, and clicking "New Linework Layer". This layer provides a set of tools for creating lines and vector art. The Line tool will be at the bottom row. To use it, click to start a line, move the mouse, and click again to create a corner or change direction. Press "Enter" on your keyboard to finish the line.
In addition to the Symmetric ruler and Line tools, Paint Tool SAI also offers a Mirror ruler and a Grid tool to help with measuring and aligning objects.
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It can be used to make straight lines
Paint Tool SAI does not have a ruler tool for measuring. However, it does have a "symmetric ruler" tool that can be used to make straight lines. To access the symmetric ruler tool, go to the layers panels and click on the perspective ruler icon, which is beside the masking tool. A drop-down window will appear, and you can select "New Symmetric Ruler". You can also reposition the ruler line by hovering over it and pressing Ctrl + click + drag.
Another way to make straight lines in Paint Tool SAI is to use the "line" tool, which can be found by going to "Layer (L)" at the top bar, scrolling down, and clicking "New Linework Layer". This layer gives you access to the "line" tool, which can be used to make straight lines. To use the "line" tool, simply click to start a line, move the mouse, and click again to create a corner or change direction. Press "enter" on your keyboard to end the line.
The symmetric ruler tool and the "line" tool in Paint Tool SAI both provide users with the ability to create straight lines, offering flexibility and precision in their digital art projects.
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It can be rotated by holding Alt and Shift
Paint Tool SAI does not have a ruler tool for measuring. However, it does have a Symmetrical ruler tool, which can be used to make straight lines. To use this tool, go to "Layer (L)" at the top bar, then scroll down and click "New Linework Layer". This layer will give you access to the "line" tool. To start a line, click, move the mouse, then click again to make a corner, and go in a different direction if you wish. Press "Enter" on your keyboard to end the line.
To rotate the Symmetric Ruler, hold Alt while mousing over it. Additionally, hold Alt and Shift together to rotate the ruler by 45 degrees.
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It is not available in version 1
Paint Tool SAI does not have a ruler tool for measuring in version 1. However, it does have a way to make straight lines. To do this, go to "Layer (L)" at the top bar, then scroll down and click "New Linework Layer". This layer gives you a new set of tools to make lines and even vector art. The tool you're looking for is the "line" tool, which should be at the very bottom row. Click to start a line, move the mouse, then click again to make a corner, and go in a different direction if you want. Press "enter" on the keyboard to end the line.
SAI 2, on the other hand, does have a ruler tool. To access it, go to the layers panels, click the perspective ruler icon, then select "New Symmetric Ruler". You can reposition the ruler line by hovering on the line itself and then pressing Ctrl + click + drag.
SAI 2 also has a mirror ruler tool and a symmetric ruler tool. The symmetric ruler tool can be rotated by holding Alt while mousing over the ruler. Holding Alt and Shift together will rotate the ruler by 45 degrees.
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Frequently asked questions
Yes, Paint Tool SAI 2 has a symmetrical ruler tool.
Go to the layers panels, click the perspective ruler icon, and select "New Symmetric Ruler".
Hold Alt while mousing over the Symmetry ruler. To rotate the ruler by 45 degrees, hold Alt and Shift together.
Press Ctrl + click + drag.
No, you need version 2 to access the ruler tools.










































