Are boot dryers worth it?

Worth it if your boots get properly wet more than about once a week, if they are leather, if they smell, or if you own one pair you have to wear tomorrow. Not worth it if boots get damp occasionally and have all night to dry in a warm room. That is the whole answer. The rest of this page is the evidence, including the arithmetic most pages skip.

First, the running cost, because everyone asks

The fear is a machine that quietly adds to the power bill all winter. On published figures it does not. PEET publishes 36 watts for its convection dryers, which is 0.036 kW. Run for eight hours that is 0.288 kWh. At the EIA published US average residential rate of 18.34 cents per kilowatt-hour, a night costs 5.3 cents. Ninety nights - a whole wet season - costs $4.75.

That is less than one replacement insole. Electricity is not the reason to skip a boot dryer, and anyone telling you a dryer is expensive to run has not done the multiplication. Put your own rate into the running-cost calculator if yours is nothing like the national average.

One honest caveat: that figure is for a convection unit whose maker publishes a wattage. Forced-air dryers draw more, and some makers - DryGuy among them - publish no wattage at all, so their cost cannot be computed from the maker’s own data. We say so on the Force Dry DX review rather than inventing a number.

The four cases where a dryer earns its money

1. Your boots are leather and they get soaked. This is the strongest case, and it is about damage rather than comfort. Wet leather that dries too fast or too hot hardens and cracks - Atsko states plainly that force drying with heat causes leather to harden and shrink, and the usual alternatives people reach for are a radiator, a woodstove or a hair dryer, all of which are exactly that. A dryer that moves air at a published ceiling well under body heat is the controlled version. Conditioning after they dry is the other half of that job.

2. They smell, or they are going to. Boot odor is bacterial and the bacteria need moisture. A boot that never fully dries between wears is a boot that will start to smell, which is why we treat drying as the first fix rather than the deodorizer - dryers vs deodorizers is the full argument, and why wet boots start to smell is the mechanism.

3. You own one pair. Two pairs rotated is the cheapest boot dryer ever invented: each pair gets 48 hours to dry instead of 12. If a second pair is not realistic - because the boots are work-specific, expensive, or broken-in in a way a new pair is not - then the dryer is doing the job the second pair would have done.

4. Turnaround is measured in hours. Ski trips, double shifts, two dog walks a day in February. This is the only case that justifies paying more for forced air, because it is the only case where four-to-eight hours is too slow.

What a dryer does not do

Three honest limits, because a page that only makes the case for buying is an advertisement.

It does not clean them. Mud dried into the welt stays in the welt, and salt left on leather keeps drawing moisture and bleaching the surface until it is washed off. Salt comes off with water and patience, not with warm air.

It does not deodorize. It removes the moisture the bacteria need, which stops the smell getting worse and prevents the next round. It does not remove a smell that is already established in a foam insole - that usually needs the insole washed or replaced.

It does not fix a leaking boot. If water is getting in through the leather rather than over the top, the boot needs reproofing, not drying. The beading test tells you which problem you have in about five seconds.

If it is worth it, which one

The honest split is: convection unless you need speed.

• One pair, overnight, quiet house. A convection stand. PEET publishes 36 watts, a 4-8 hour window and a 25-year warranty, and it makes no noise because it has no fan.
• Two pairs, or a same-day turnaround. A forced-air unit with a published temperature ceiling. Expect a fan you can hear and a shorter warranty.
• Tight budget. A silent two-port stand does the same physics more slowly and costs less; the budget roundup ranks those.
• Storage rather than drying. Cedar trees absorb moisture and hold the shape of a boot that is merely damp, for a fraction of the price. They are not a dryer and they will not rescue a soaked pair.

The full ranking, with running costs computed wherever the maker publishes a wattage, is in the boot dryer roundup.

The verdict

A boot dryer is one of the few pieces of boot equipment whose value is easy to check: it costs about five dollars a season to run, and it protects footwear that costs a hundred times that from the thing that actually kills it, which is being put on wet, dried on a radiator, or left to grow bacteria in a dark closet. For wet-season households, that is an easy yes. For a damp-commute household with a warm hallway, it is honestly optional, and we would rather say so than sell you one.

What the alternatives cost, honestly

“Worth it” only means something against the alternatives, so here is the same question asked of everything else you could buy instead.

• A second pair of boots. The most effective option on this list and the most expensive. Rotating two pairs gives each 48 hours to dry, which no dryer improves on. If you were buying boots anyway, buy the second pair rather than the dryer.
• A second pair of insoles. Cheap, and it fixes the wettest part of the boot rather than the boot. Swap them daily and the footbed is never damp when you put it on. It does nothing for a soaked upper.
• Cedar shoe trees. They absorb some moisture and hold the shaft’s shape, which matters for a boot that creases. They are a storage product rather than a drying one - the cedar roundup is honest about that distinction.
• Newspaper and a fan. Free, works, and needs you to change the paper every few hours for the first evening. The method that actually works is in how to dry boots without a dryer.

Set against those, what a dryer buys is not drying power so much as unattended repeatability: it does the job every night without anybody remembering to turn the boots over or change the paper. That is the honest value proposition, and it is worth about five dollars a season in electricity.

The three reasons people decide a dryer “does not work”

Before buying one, it is worth knowing the three ways this purchase disappoints people, because all three are avoidable and none of them are the machine.

1. The boots were left laced. A laced boot with the tongue forward is a closed bag. Air has to get in at the top and out again, so unlace fully and fold the tongue right back.

2. The insole stayed in. The footbed is the wettest thing in the boot and it shields the sole from the airflow. Pull it out and stand it next to the boot every time.

3. The dryer was too short for the boot. The most expensive mistake. A 22-inch convection stand does not reach the footbed of a knee-height rubber boot, and neither does a forced-air unit with 16-inch tubes. Measure from the footbed to the top of the shaft before you buy anything - the rubber and muck boot roundup covers the tall-boot cases specifically.

What to check before you buy one

1. 01

   Measure the boot, not the shelf

   Footbed to the top of the shaft. Match that against the published height of the dryer or the length of its extension tubes. This single number rules out more models than anything else.

2. 02

   Decide whether you need speed

   Overnight is four to eight hours on a convection unit and one to two on a forced-air one. Only the second-session-in-a-day cases need the fast version - forced air vs convection sets out the trade.

3. 03

   Check for a published temperature or wattage

   A maker that publishes a temperature ceiling is telling you the leather is safe; one that publishes a wattage is telling you what it costs. A maker that publishes neither is asking for trust you have no way to check.

4. 04

   Count the ports against the household

   Two ports is one pair. Four is two pairs or a pair plus gloves. Running one four-port unit costs the same per pair as two two-port units, so the bigger box is usually the cheaper answer for a family.

5. 05

   Read the warranty before the reviews

   This category ranges from one year to twenty-five. On an appliance you intend to leave running unattended all winter, that range is the single biggest difference in long-term cost between two otherwise similar units.

Two cases we get asked about specifically

Ski and snowboard boots. The strongest yes on this page, and the reason is the liner rather than the shell. A molded liner holds a lot of water, sits inside a plastic shell that breathes not at all, and goes back on the next morning at the top of a mountain. This is also the case where the faster forced-air units earn their premium - the ski and snowboard roundup ranks the ones with a published temperature ceiling, which matters because a custom-molded liner is a heat-shaped object.

Steel and composite toe work boots. A safety toe is a cold cap at the front of the boot, and condensation forms against it - so these boots are frequently damp at the toe even when the shaft feels dry. A dryer that pushes air to the footbed reaches that, and a radiator does not. The relevant ranking is the work boot dryer roundup.

What neither case changes is the arithmetic at the top of this page. The electricity is trivial either way; what you are buying is the certainty that the boots are dry by the time you need them.