Great Software Company

Great Software Company We're an independent software company founded by Jouni Flemming (formerly Macecraft).

We create straightforward, reliable tools like jv16 PowerTools, Uninstalr, and WinFindr - designed to give you more control over your PC without the unnecessary extras.

How does Uninstalr stack up against the competition? We put it to the test!We know you don't just want to take our word ...
06/04/2026

How does Uninstalr stack up against the competition? We put it to the test!

We know you don't just want to take our word for it, so we decided to let the results speak for themselves. We ran three real-world comparison tests against some of the most popular software uninstallers out there, and we're sharing everything.

Here's what we tested:

✅ Detecting portable apps and leftovers from software that's already been uninstalled - because those hidden remnants can really add up over time

✅ How many leftovers remain after uninstalling popular apps - not all uninstallers are as thorough as they claim to be!

✅ Handling a broken uninstaller - what happens when an app's built-in uninstaller simply refuses to work? This one might surprise you.

Curious to see how Uninstalr did? See the full comparison and judge for yourself!

Read the full results here:

I tested the performance and accuracy of Revo Uninstaller, Geek Uninstaller, BCUninstaller and others to see exactly how well they can uninstall software.

27/03/2026

The wait is over - early access to Uninstalr 3.0 is here! 🎉

We are thrilled to launch our most powerful version yet. Uninstalr 3.0 features a significant performance boost and a refreshed interface designed to make managing your software easier than ever.

What’s new? We’ve added several features based directly on your requests:

📍 Country of Origin: See where your apps come from right in the app list.
✅ Checkboxes: Easily select data for removal with our new checkbox system.
⚙️ Quick Access: Settings and About buttons are now right at the top of the main window.

Early Access for Patreons:

Our paid Patreon members can download Uninstalr 3.0 starting today as part of their membership perks! For everyone else, the public release will be available next week.

Want to skip the wait and support our work? Upgrade your membership for as little as $3/month to unlock the 3.0 download link right now!

Upgrade here to get started: https://www.patreon.com/2369141/join

Thank you for patience and for your continued support!

24/03/2026

We put together a short video showing one of the most popular new features in WinFindr 1.9 - Saved Report Comparison - and the results might surprise you!

In the demo, we install WinRAR, save a system snapshot with WinFindr, then uninstall WinRAR and save another snapshot. Then we compare the two, and you can see clearly what changed: what was removed, what was left behind, and what moved.

It’s a great way to understand what’s really going on under the hood of your computer - no technical knowledge needed!

And if you haven’t downloaded WinFindr 1.9 yet, now’s a great time. It's available as a Setup or a Portable version.

Download the new WinFindr 1.9 here: https://winfindr.com/download/

We’d love to hear your thoughts - drop a comment below!

23/03/2026

🎉 WinFindr 1.9 is finally here!

We’ve been working hard on this one, and we’re so excited to finally share it with you. Version 1.9 is a major update packed with improvements you’ve been asking for.

Here’s what’s new:

📊 New feature: Saved report comparison, allowing you to see what was changed in your system between two snapshots.
🔍 Search without a search term - find all hidden files on your system, or all document files.
📄 Better PDF content search support.
💾 Improved HTML report saving.

Download now (Setup or Portable): https://winfindr.com/download/
Full change log: https://winfindr.com/changelog/

Reminder: these improvements will also be included in the "Finder" tool as part of the upcoming jv16 PowerTools major update, which we plan to release after Uninstalr 3.0 ships.

We’d love to hear what you think! Leave a comment, email us at [email protected], or join the conversation on our Subreddit or official forum. Happy searching! 🔍

20/03/2026

Surprise update incoming - WinFindr 1.9 drops Monday!

While we're putting the finishing touches on Uninstalr 3.0 in QA testing, we didn't want to just sit and wait - so we've been busy! WinFindr 1.9 is coming as a surprise update this Monday, free for everyone.

Here's a taste of what's new:

📊 New feature: Saved report comparison, allowing you to see what was changed in your system between two snapshots.
🔍 Search without a search term - find all hidden files on your system, or all document files.
📄 Better PDF content search support.
💾 Improved HTML report saving.

And there's more good news: these improvements will be included in the "Finder" tool as part of the upcoming jv16 PowerTools major update, which we plan to release after Uninstalr 3.0 ships.

Already a paid Patreon member? You don't have to wait - WinFindr 1.9 is available for you right now!

If you'd like early access before Monday's public release, consider becoming a paid Patreon member - it's what keeps development like this going. Memberships start from $3/month, and you can join here: https://www.patreon.com/2369141/join

🚀 Uninstalr 3.0 Release Candidate 5 is here!We've been hard at work improving your uninstall experience, and we'd love y...
25/02/2026

🚀 Uninstalr 3.0 Release Candidate 5 is here!

We've been hard at work improving your uninstall experience, and we'd love your help testing Uninstalr 3.0 RC5c before the official release!

What's new since Uninstalr 3.0 RC4:

✓ Software Installation Monitor no longer gets stuck
✓ Additional confirmation for leftover app removal
✓ Better detection of Steam and Epic Games titles
✓ Cleaner and less confusing path listings
✓ New option to speed up scanning

Changes since Uninstalr 2.8 (current official version):

✓ The installed apps list now shows the country of origin for all known installed apps.
✓ The main user interface and the before uninstallation paths view both now display checkboxes, allowing easier selection of data to be removed.
✓ The program now uses less RAM and performs the scan for installed software on average 40% faster. You can also adjust the Settings to make the scan faster.
✓ The main window bar now includes Settings and About buttons.

Detailed Release Note of RC5c is available here on Patreon: https://www.patreon.com/posts/uninstalr-3-0-5-151630060

If you're comfortable with testing a Release Candidate, please download it here and give it a try (we recommend running it on a virtual machine): https://uninstalr.com/private/Uninstalr_Portable_v3_RC5c.exe

Please don't share this publicly yet as we're still ironing out the kinks. This version is released in order to get feedback from you. Please let us know if you find any issues or if there is room for improvement.

🧹 Spring Cleaning Checklist:✅ Clear out the garage✅ Donate old clothes✅ Clean out the fridge✅ Organize the attic⬜ Clean ...
20/02/2026

🧹 Spring Cleaning Checklist:

✅ Clear out the garage
✅ Donate old clothes
✅ Clean out the fridge
✅ Organize the attic
⬜ Clean up your PC ← Don't forget this one!

A cluttered computer is just as frustrating as a cluttered home, and jv16 PowerTools takes care of it in just a few clicks.

This spring, we're offering our Lifetime License for just $29 ($20 off!) - including free upgrades to all future versions. Pay once, and you're covered for life. 🎉

Get the deal before it's gone: https://buy.jv16powertools.com/?x=promo201924

Your PC will thank you 😄

📢 The fourth Release Candidate of Uninstalr 3.0 is here!We're excited to announce that Uninstalr Release Candidate 4 is ...
26/01/2026

📢 The fourth Release Candidate of Uninstalr 3.0 is here!

We're excited to announce that Uninstalr Release Candidate 4 is now available to try. This RC brings three major improvements:

🚀 Faster and more accurate software detection.
♿ Improved minimal user interface (better screen reader support).
⏱️ Many user interface improvements, such as normal mode uninstallation now displays the time it took for the operation to complete.

You can download the RC from this link: https://uninstalr.com/private/Uninstalr_Portable_v3_RC4b.exe

We'd love to hear what you think! Please give RC4 a try and share your feedback. You can:

· Leave a comment here
· Send us an email at [email protected]
· Reply anonymously to our thread on Reddit or our official forum (links in the comment)

Thank you for your support!

Happy New Year 2026! 🎉 In 2025, we shipped 4 major updates, said goodbye to Macecraft after 20+ years, and founded Great...
31/12/2025

Happy New Year 2026! 🎉

In 2025, we shipped 4 major updates, said goodbye to Macecraft after 20+ years, and founded Great Software Company. We also learned a lot (especially about not underestimating development complexity), and are now deep in development on Uninstalr 3.0 and a major jv16 PowerTools update.

It's been a year of changes, challenges, and growth - and we're grateful for your support through all of it.

Read the full story and see what's coming in 2026: https://jv16powertools.com/blog/2025-the-year-we-changed-everything-and-shipped-four-major-updates/

Happy holidays! 🎄Whether you’re spending this time with family, loved ones, or enjoying some quiet moments on your own, ...
25/12/2025

Happy holidays! 🎄

Whether you’re spending this time with family, loved ones, or enjoying some quiet moments on your own, we hope the season brings you a bit of rest, warmth, and joy. Thanks for being part of our journey this year.

We're so close to launch! Release Candidate 3 of Uninstalr 3.0 is here! 🎉This is our final testing phase, and RC3 brings...
19/12/2025

We're so close to launch! Release Candidate 3 of Uninstalr 3.0 is here! 🎉

This is our final testing phase, and RC3 brings some exciting improvements based on your feedback:

✅ Bulk selection checkboxes for faster uninstalls
✅ "Read more online" to learn about your apps instantly
✅ Screen reader mode for better accessibility

Check out the full announcement on our Patreon for more details: https://www.patreon.com/posts/were-almost-of-3-146154200

Ready to test it out? Download RC3 here: https://uninstalr.com/private/Uninstalr_Portable_v3_RC3b.exe

🎁 HOLIDAY OFFER: Get 50% off the Lifetime License of jv16 PowerTools for $24.50 (normally $49) - perfect for gifting to someone with a slow PC or treating yourself to a faster computer.
Grab the deal here: https://buy.jv16powertools.com/?x=promo508341

Thank you for being part of this journey with us! The official launch is right around the corner!

Hi, Jouni here.I wanted to give you an update on the upcoming release of jv16 PowerTools.There’s a delay in Uninstalr de...
12/12/2025

Hi, Jouni here.

I wanted to give you an update on the upcoming release of jv16 PowerTools.

There’s a delay in Uninstalr development and its release, so the major update of jv16 PowerTools will be pushed back to early 2026 instead of the end of this year.

I understand this isn't the news you were hoping for, and I am genuinely sorry for the delay. I am working around the clock with the team to get this right, because we'd rather take the extra time to polish these tools rather than to ship something that doesn't meet the standards you deserve.

I’ll keep you posted as we move closer to the launch. While I don't have a specific date to share just yet, I'll provide updates as soon as we have more concrete information.

If you have any questions or concerns, please leave a comment or send a message at [email protected], I read all of the messages personally.

Best regards,

Jouni Flemming

Address

Harju Maakond, Kesklinna Linnaosa, Ahtri Tn 12
Tallinn
15551

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