A perpetual license lets you use software forever, but "forever" comes with conditions

A perpetual license is a one-time purchase that gives you the right to use a specific version of software indefinitely. You pay once, and you own the license to that version for as long as you want — you do not have to renew it each year or pay a subscription fee. But perpetual does not mean unlimited: it covers only the version you bought, support eventually stops, and the vendor can still set rules about how you use it.

The key difference from subscription software is the payment model. With Microsoft 365 or Adobe Creative Cloud, you pay monthly or yearly and lose access when you stop paying. With a perpetual license — like Microsoft Office 2021 (the one-time purchase version) or many professional design tools — you pay once and keep using that exact version. The trade-off is that you do not automatically get new features, security updates, or technical support after a certain period.

Key Takeaways

  • A perpetual license is a one-time payment that lets you use one specific version of software indefinitely, with no renewal required.
  • You own the license to that version forever, but the vendor controls what you can do with it and can stop supporting it after a set number of years.
  • Perpetual licenses do not include automatic updates to new versions — you pay separately if you want to upgrade to version 2.0 or later.
  • Security updates and technical support typically end after three to five years, leaving older perpetual licenses vulnerable if you do not upgrade.

How perpetual licenses differ from subscriptions and other models

Three main licensing models exist, and they work very differently. A perpetual license is a one-time purchase with no expiration. A subscription license (like Microsoft 365 or Adobe Creative Cloud) requires you to pay monthly or yearly — you lose access the moment you stop paying. A trial license is free for a limited time, usually 30 days, after which you must buy a perpetual or subscription license to keep using the software.

Some software uses a floating license, which is perpetual but tied to a license server: you can install the software on multiple computers, but only a set number of people can use it at once. This is common in offices and design studios. A site license is a perpetual license that covers an entire organization — a school or company buys one license and everyone there can use it.

The cost difference matters. A perpetual license often costs more upfront — Microsoft Office 2021 costs around $160 one-time, while Microsoft 365 costs $70 per year. Over five years, the subscription is cheaper. But if you use the software for ten years without upgrading, the perpetual license becomes the better deal.

What you actually own with a perpetual license

You own the license, not the software itself. This is a legal distinction that changes what you can do. The vendor retains ownership of the code; you have the right to use it under the terms they set. Those terms are in the End User License Agreement (EULA), which you accept when you install the software.

A typical perpetual license lets you install the software on one or two computers (depending on the vendor), use it for personal or business purposes, and keep using it as long as you want. It does not let you share the license with others, resell it, or modify the software. Some vendors allow you to transfer a perpetual license to someone else if you stop using it, but many do not — check the EULA or contact the vendor before you try.

If the vendor goes out of business or stops supporting the software, you can still use it. The license does not disappear. But you will not get security patches, bug fixes, or help if something breaks.

When support and updates stop for perpetual licenses

Perpetual licenses come with a defined support window, typically three to five years from the release date. Microsoft Office 2019, for example, received mainstream support until October 2023 and extended support until October 2025. After extended support ends, Microsoft will not release security patches for that version, even though you can still use it.

Updates to the software itself are separate from support. A perpetual license covers only the version you bought — if you want new features or major improvements, you pay for an upgrade to the next version. Microsoft Office 2019 is a different product from Office 2021, which is different from Office 2024. Each is a separate perpetual license with its own support timeline.

This is why perpetual licenses can become a security risk over time. If you buy Office 2019 and use it for ten years without upgrading, you will be running software that has not received a security patch in years. Subscription software avoids this problem because you always get the current version with current patches included.

Perpetual licenses in business versus personal use

Perpetual licenses work differently depending on whether you are an individual or a company. A single person buying Microsoft Office 2021 gets a perpetual license for personal use on one or two devices. A business buying the same software gets a perpetual license for business use, which may have different restrictions — some vendors charge more for business licenses or require a separate agreement.

Large organizations often negotiate volume licenses, which are perpetual licenses sold in bulk at a discount. A company might buy 100 licenses of a design tool at once, paying per-seat pricing rather than retail price. These come with their own support terms and rules about how the licenses can be used or transferred.

Some vendors offer perpetual licenses only to businesses and require individuals to use subscriptions. Others do the opposite — they sell perpetual licenses to individuals but only subscriptions to companies. Check what the vendor offers before you buy.

When a perpetual license makes sense versus a subscription

A perpetual license is the better choice if you use the same version of software for many years without needing new features. If you bought Photoshop 2020 and it does everything you need, a perpetual license would save you money compared to paying for Creative Cloud every month. Perpetual licenses also work well if you have unreliable internet — you do not need to check in with a license server every time you open the software.

A subscription makes more sense if you want the latest features, automatic security updates, and cloud storage included. If you need to use the newest version of software for professional work, a subscription removes the burden of deciding when to upgrade. Subscriptions also let you try software without a large upfront cost.

Some people use both: they buy a perpetual license for a tool they use daily and stable, and subscribe to software they use occasionally or need cutting-edge features for. There is no single right answer — it depends on your budget, how long you keep software, and whether you need new features regularly.

How to check if your license is perpetual or subscription

Open the software and look for a menu option like "About" or "Account". Subscription software usually shows an expiration date or a message like "Your subscription expires on [date]". Perpetual software shows a version number (like "Version 2021" or "Build 5432") but no expiration date.

Check your purchase receipt or email confirmation. It will say "perpetual license" or "one-time purchase" for perpetual software, and "subscription" or "annual/monthly plan" for subscription software. If you are unsure, contact the vendor's support team and ask whether your license renews automatically or is a one-time purchase.

In your account settings, look for renewal or billing information. If there is a "Manage Subscription" page or a next billing date, it is a subscription. If there is no billing section or it says "No active subscription", it is perpetual.

Frequently Asked Questions

Can I use a perpetual license on multiple computers?

Most perpetual licenses allow installation on one or two computers, but only one person can use it at a time. Some vendors allow you to install on more devices if you buy a family or business license. Check the EULA or the vendor's website for the exact number of devices allowed.

What happens to my perpetual license if the software company goes out of business?

You can keep using the software indefinitely. The license does not expire or disappear. However, you will not receive security updates, bug fixes, or technical support. If the software requires online activation and the company's servers shut down, you may not be able to reinstall it on a new computer.

Do I have to pay for upgrades to new versions with a perpetual license?

Yes. A perpetual license covers only the version you bought. If you want to upgrade to version 2.0 or later, you pay for a new license or an upgrade fee. Some vendors offer discounts on upgrades if you own an older perpetual license.

Is a perpetual license cheaper than a subscription over time?

It depends on how long you use the software. If you use it for three to five years, a perpetual license is usually cheaper. If you use it for ten years or more without upgrading, perpetual is much cheaper. If you upgrade every two to three years, a subscription may cost less overall.

Can I sell or give away my perpetual license to someone else?

Some vendors allow it, but many do not. Check the EULA or contact the vendor before you try. If the license is tied to your account or requires activation with your email, transferring it may not be possible.