Popular Deal
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Amazon · Expired Aug 31, 2026
Popular Deal
$130 $200
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Basements and damp crawlspaces are where this one earns its keep, pulling moisture from spaces up to 5,000 square feet so you're not running a smaller unit nonstop. It's $70 off the $200 list price, bringing it down to $130. Buy Now at Amazon
Features
- Removes 80 pints of moisture daily
- Covers up to 5000 square feet
- Features 1.72 gallon tank with continuous drain option
- Operates quietly at 42dB
- Includes four specialized humidity control modes
expired
Amazon · Expired May 25, 2026
$10 $25
free shipping w/ Prime
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The Eva-Dry Wireless Mini Dehumidifier is $10.49 at Amazon. That's the lowest it's been there and the best we found now by $10. Shipping is free for Prime members. Buy Now at Amazon
Features
- 333-sq. ft. coverage
- renewable solution
- lasts up to 4 weeks
- Model: E-333
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Amazon · Expired May 22, 2026
$170 $230
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The Vellgoo 4,000-sq. ft. Dehumidifier is $169.99 at Amazon. That's $60 off and the lowest price we could find. Shipping is free. Buy Now at Amazon
Features
- 64-pint capacity
- 40%–80%RH Control
- Energy Star 2025 Certified
- Washable Filter
- Model: VGE033A3BS
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Amazon · Expired Jun 23, 2026
$32 $80
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Sized at 6 liters, this humidifier runs longer between refills than most bedroom models and connects to WiFi so you can adjust humidity levels from your phone without getting up. That's a savings of $48 off the list price via the 20% checkout discount. Buy Now at Amazon
Features
- 6L tank, 60 hours runtime
- Alexa controls via 2.4GHz Wi-Fi
- Auto humidity sensor
- 28dB quiet operation
- Covers 600 ft² with 350ml/h mist
- Model: H7149
staff pick
Amazon · Jun 22, 2026
$15 $50
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At Amazon, get this Homvana 3.6L Top-Fill Cool Mist Humidifier for $15 when you add it to your cart and proceed to checkout. It's the best price Amazon has charged for this model. The 3.6L tank is rated to last up to 4 nights per fill, and the top-fill design uses a 5.3" opening for easier refilling and cleaning. Buy Now at Amazon
Features
- 32-hour runtime
- auto-off timer
- night light
- 3L tank
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Amazon · Expired Jul 8, 2026
$130 $220
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Sized for basements, crawl spaces, or other damp areas up to around 4,500 square feet, this 52-pint unit pulls a meaningful amount of moisture per day and includes a drain hose so you're not emptying a bucket manually. At $130, it's $90 below the list price. Apply coupon code "V6CT8B7L" for a savings of $90. Buy Now at Amazon
Features
- Dehumidifies up to 4,500 sq ft, removes 52 pints/day
- Choose Continuous, Auto, or Sleep mode for comfort
- Sleep quietly at 38dB for undisturbed rest
- Drain continuously via hose or use 1.18-gallon tank
- Prevent issues with auto defrost, restart memory, child lock
Amazon · Jun 30, 2026
$60 $80
free shipping
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This ToLife dehumidifier is 25% off its regular price of $80. The 95-oz. water tank covers up to 1,000 sq. ft. and includes an automatic shut-off when the tank is full. Shipping is free. Buy Now at Amazon
Features
- 95-oz. water tank capacity
- Covers up to 1,000 sq. ft.
- Under 30 dB in sleep mode
- 7-color LED ambient lighting
- Auto shut-off when tank is full or misaligned
Amazon · 5 days ago
$60 $80
free shipping
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This ToLife dehumidifier is $20 off its regular price at Amazon. You'd pay $10 more elsewhere. It covers up to 1000 sq. ft. and includes a sleep mode that runs under 30 dB for quiet overnight use. Buy Now at Amazon
Features
- 95-oz. water tank capacity
- Covers up to 1,000 sq. ft.
- 7-color LED ambient lighting
- Auto shut-off when tank is full or misaligned
expired
Amazon · Expired Jul 1, 2026
$66 $140
free shipping
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Apply promo code "5IOJXGRM" to save a total of $74 on the Erizolt Dehumidifier from Amazon. Buy Now at Amazon
Features
- extracts up to 60-oz.
- 2 fan speed modes
- smart LED display
- sleep mode
- Model: CS11
expired
Amazon · Expired Jun 9, 2026
$54 $100
free shipping
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At Amazon, add this GoveeLife 6L Smart Humidifier to you cart to get it for $54 at checkout. It's the best deal we've seen for this model. Shipping is free. Buy Now at Amazon
Features
- 26dB quiet operation
- covers up to 500-sq. ft.
- adjustable RGB nightlight
- measures 5.12"D x 11.42"W x 13.45"H
- 300ml/h moisture output
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Amazon · Expired Sep 10, 2026
$35 $50
free shipping
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Small spaces like closets, bathrooms, or RVs benefit most from this size, since 44 ounces of capacity handles moisture without the bulk of a full-size unit. Amazon has it for $35.12, a $14.87 (30%) cut from the $49.99 list price. Buy Now at Amazon
Features
- 44oz tank minimizes emptying frequency
- Auto shut-off and auto-defrost protection
- Quiet sleep mode under 28dB
- Customizable RGB night lights and brightness levels
- Compact design for versatile room use
expired
Amazon · Expired Sep 4, 2026
$70 $80
free shipping
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This dehumidifier suits smaller rooms or bathrooms prone to moisture buildup, with dual-core tech designed to pull humidity faster than single-core models. It's currently $10 off the $80 list price on Amazon. Buy Now at Amazon
Features
- Efficient semiconductor moisture removal
- Automatic safety shut-off for full water tanks
- Seven color-changing LED ambient lights
- Rapid high-speed and ultra-quiet sleep modes
- Compact space-saving design for versatile placement
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Amazon · Expired Sep 2, 2026
$42 $100
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Dry air in bedrooms or nurseries is the main problem this tackles, with a 6-liter tank that runs through the night without a refill. It's $57.50 off the list price, putting it at 57% off. Buy Now at Amazon
Features
- 6L tank provides 50 hours of continuous runtime
- Filterless design eliminates replacement costs and simplifies cleaning
- 360-degree rotating nozzle ensures even mist distribution
- Whisper-quiet operation ideal for nurseries and bedrooms
- Built-in tray for essential oil aromatherapy
expired
Amazon · Expired Sep 2, 2026
$60 $100
free shipping
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Musty basements and damp closets are what this one's built for, pulling moisture from spaces up to 1,000 square feet before mold gets a chance to start. At $60, that's $40 (40%) off the $100 list price. Buy Now at Amazon
Features
- Extracts 1.2L of moisture daily for 1,000 sq.ft. rooms
- Large 95oz tank with continuous drainage hose option
- Auto shut-off and overflow protection prevents water spills
- Ultra-quiet 20dB sleep mode with flexible timer settings
- Built-in aroma box and customizable 7-color ambient light
Amazon · 1 wk ago
$60 $60
free shipping
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Update: The price has changed to $59.99 since this was originally published.
A large 6-liter tank suits bigger rooms or bedrooms where you don't want to refill the humidifier every night, and at $59.98 it's essentially priced the same as the $59.99 list price, so there's no real discount here. Buy Now at Amazon
Features
- 6L tank provides 50 hours of continuous operation
- Filterless design eliminates replacement costs and simplifies cleaning
- 360-degree rotating nozzle ensures even humidity distribution
- Whisper-quiet operation ideal for nurseries and bedrooms
- Built-in tray for essential oil aromatherapy
Amazon · Aug 30, 2026
$210 $229
free shipping
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This dehumidifier suits damp basements or bathrooms up to around 1,500 square feet, pulling moisture out of the air to cut down on mustiness and mold risk. It's $19 (8%) off the $229 list price at Amazon. Buy Now at Amazon
Features
- Removes 25 pints moisture daily for 1,500 sq ft
- Smart Dry adjusts fan speed to save electricity
- Built-in drain hose for continuous moisture removal
- Adjustable 30-70% humidity levels with three fan speeds
- Auto Restart and auto defrost for continuous operation
expired
Amazon · Expired Aug 29, 2026
$530 $590
free shipping
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Basement or crawlspace owners dealing with serious moisture will get the most out of the built-in pump, which lets you drain continuously without emptying a bucket. At $529.98, that's $60 off the $589.99 list price. Buy Now at Amazon
Features
- Removes 155 pints of moisture daily
- Covers up to 7,500 square feet
- Built-in pump drains water up to 16.4 feet
- Automatic defrost, drain, and screen lock safety features
- Energy Star certified for energy efficiency
Amazon · Aug 27, 2026
$30 $40
free shipping w/ Prime
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Handy for bedrooms or small offices where you want steady humidity without constant refilling thanks to the 3L tank, and at $30 it's $10 off the $40 list price. Buy Now at Amazon
Features
- 3L top-fill tank with 30-hour runtime
- 300 sq ft coverage with 360-degree nozzle
- 26dB whisper-quiet operation for sleep
- Ultrasonic technology produces fine 5μm mist
- Integrated aroma tray for essential oils
Amazon · Aug 25, 2026
$62 $110
free shipping
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This dehumidifier runs automatically to keep gun safes and storage cabinets free of moisture, useful for anyone protecting firearms, tools, or electronics from rust and corrosion. Amazon has it at $61.87, which is $48.12 off the $109.99 list price. Buy Now at Amazon
Features
- Adjustable automatic humidity control
- Dual drainage via tank or included hose
- Energy-efficient automatic power cycle
- Easy-to-read digital control panel
- Compact design for small to medium rooms
Amazon · Aug 25, 2026
$80 $90
free shipping
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Keeping both bedrooms and offices comfortable year-round is easier when one unit handles warm mist for winter and cool mist for summer, so you're not buying two machines. At $80, it's $10 off the $90 list price. Buy Now at Amazon
Features
- 500mL/hr rapid warm or cool mist humidification
- 6L tank for multi-day operation
- Precise 5% tolerance automatic humidity control
- App-controlled monitoring and cleaning reminders
- Dual-aroma pad tray for scent customization