Kamatera's free trial comes with more nuance than the headline suggests. "30 days free" is technically accurate, but there are specific rules governing what that actually covers โ and misreading them is how people end up with unexpected charges.
What the Trial Actually Includes
According to Kamatera's trial page, the 30-day period covers one cloud server with a configuration value up to $100, up to 1TB of Cloud Block Storage, 1TB of combined inbound and outbound traffic, full platform access, and 24/7 technical support. A credit card is required to sign up.
| Item | Trial Terms |
|---|---|
| Duration | 30 days |
| Servers | 1 |
| Server configuration value cap | $100 |
| Traffic allowance | 1TB (inbound + outbound combined) |
| Cloud Block Storage | Up to 1TB |
| Credit card required | Yes |
| If limits are exceeded | Email warning โ adjust or be billed proportionally |
| If trial ends without action | Automatically converts to paid billing |
The $100 Is a Configuration Cap, Not Account Credit
This is the most commonly misunderstood part of the trial. The $100 doesn't land in your account as spendable credit โ it's the maximum value of the server configuration you're allowed to provision. You can't split it across multiple servers, withdraw it, or apply it to other purchases. Think of it as a ceiling on hardware specs, not a prepaid balance.
The 1TB traffic figure is similarly worth reading carefully. Kamatera's FAQ specifies this covers incoming and outgoing traffic combined. If your testing involves heavy image pulls, large file transfers, or frequent data syncs, that combined budget can move faster than expected.
Signing Up and Choosing a Configuration
Registration requires an email, a password meeting complexity requirements (uppercase, lowercase, numbers, minimum eight characters), and a valid credit card for verification. The card verification isn't an immediate charge โ as long as you stay within the trial limits, Kamatera's stated policy is that no fees are incurred.
When selecting a server configuration, match it to your actual testing goal rather than trying to max out the $100 allowance. Testing WordPress? 2โ4GB RAM is sufficient. Running multiple Docker containers? Scale memory to match your container count. Testing Windows VPS? Remember that the Windows Server license itself counts against your $100 cap. And if latency to a specific region matters for your use case โ Tokyo, Hong Kong, Singapore, U.S. East Coast โ choose that data center from the start. Testing with the wrong region produces data that doesn't reflect your actual deployment scenario.
When You Actually Get Charged
Kamatera's FAQ is direct on this: exceeding either the $100 configuration value or the 1TB traffic limit triggers an email warning first, giving you a window to scale back within trial limits. If you don't adjust, the proportional overage gets charged to your card and recorded as account credit, applied against your first regular invoice after the trial ends. It's not a silent charge โ there's a warning step. The most common failure mode is ignoring the warning email, not the billing mechanism itself.
One thing that catches people off guard: shutting down a server doesn't stop all billing. Kamatera's hourly billing model means attached storage and reserved IP addresses can continue generating small charges even when the server is powered off. If you're pausing a test environment mid-trial, don't assume "off equals free" โ check the billing details for any resources that remain allocated.
Ending the Trial Correctly
If you decide Kamatera isn't for you, powering down the server isn't enough. You need to fully terminate and delete the server through the console, then confirm in the billing section that no remaining resources are still active. Kamatera's documentation is explicit that cancellation requires terminating the server โ shutdown alone doesn't count.
A practical note on timing: don't leave this to day 30. Check your server status and billing summary around days 25โ28. That buffer gives you time to handle anything unexpected without scrambling at the deadline or accidentally rolling into a paid month.
What 30 Days Is Actually Good For
The trial window is genuinely useful for evaluation purposes. Thirty days is enough to benchmark Linux VPS performance with real workloads โ Docker, Nginx, WordPress, Node.js, database queries โ or to test Windows VPS RDP responsiveness and application deployment. More importantly, it's enough time to measure network performance from specific data centers against your actual target audience. Peak-hour latency, packet loss, and stability to Asian nodes or U.S. regions are things no marketing page can tell you โ those numbers have to come from your own testing.
What the trial isn't designed for is ongoing free hosting. One server, a $100 configuration cap, a 30-day clock โ at the end, you're making a purchase decision. If you're genuinely comparing VPS providers and want real data before committing, Kamatera's trial structure makes that comparison meaningful. If you're looking for a permanent free server, this isn't it.