Is this 3D model free to download?

Yes, Tower of Pi is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by roman_hegglin, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Tower of Pi 3D printable model by roman_hegglin

Tower of Pi

Source: Thingiverse by roman_hegglin

The Tower of Pi is a free printable 3D model from Thingiverse by roman_hegglin. Tower of Pi Hard to print? Probably... You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

29,540 saves Source: Thingiverse Updated 2026-11-04 License: CC-BY · commercial OK 313 makes Category: Education & Science

Tags: penholder, Pi, pi tower, Teacher gift, tower

About this model

Tower of Pi Hard to print? Probably... But definitely worth every digit! If you have a FDM printer, try the one with the solid walls first. My third contribution to pi day March 14 (03.14). This is a part of a series of towers/penholders made out of digits. Tower of Pi: Tower of Tau: Tower of Euler: Tower of Phi: Pi - Penholder: Please have a look at some of my other things:

Frequently asked questions

Is this 3D model free to download?: Yes. Tower of Pi is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by roman_hegglin.
Who made this model?: Designed by roman_hegglin, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.