Free portable fridge tools
Turn "will my battery last the weekend?" into an answer. Every tool runs in your browser, and nothing you enter leaves your device.
Prefer one simple list? See all free calculators, with embed options for your own site.
Fridge Matcher
Tell us your trip length, group size, power and budget. Get the right capacity and the fridges that fit, ranked by our score.
Match my tripBattery Runtime Calculator
How many hours a battery or power station runs your fridge at your temperatures — and how much solar keeps it going.
Calculate runtimeFridge vs Ice Cost
What you spend on ice and spoiled food each year, and how many trips it takes a 12V fridge to pay for itself.
Do the mathComparison Chart
Every fridge side by side: capacity, zones, power draw, weight and price tier. Sortable.
Compare fridgesHow to use these tools
Each tool starts from two or three things you already know — a room or lawn size, a budget, a utility bill — and turns them into a shortlist of fridges instead of a wall of specs. Nothing is submitted: the calculation runs in your browser, so you can try a few combinations before you commit to a model.
- Start with the tool that matches the decision in front of you, not the biggest one.
- Write the result down, then check it against the full comparison chart — the tool narrows the field, the chart shows the trade-offs.
- Re-run it when your assumptions change (budget, room size, household size). A different input often changes the pick.
Want to put one of these on your own site? See theembeddable calculator snippets. To check the raw numbers behind a recommendation, download the open dataset.