Mattress toppers · Best for hot sleepers

ViscoSoft Active Cooling Mattress Topper

86
Highly rated
Average of 5 professional reviews
5 of 5 recommend it · critics agree
Where the 5 reviews landedRange 83–89
Score printed by the outlet Estimated from the verdict

Exact average 85.8 · 0 printed, 5 estimated

ViscoSoft Active Cooling Mattress TopperImage: ViscoSoft

5 professional reviewers tested the ViscoSoft Active Cooling Mattress Topper, and 5 recommend it. Most praised: cooling and support. Most common complaint: price.

Reviewed by Tom's Guide, Sleepopolis, The Strategist and 2 more

The catch: Firmer than expected, and the price is high.

5 of these 5 outlets print no score. We estimated theirs from the review text, then adjusted the estimates against the ratings outlets actually print (ours ran slightly low). An estimate is never higher than 92.

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What 5 critics said

Highest score first · all converted to 0–100
  1. 89est.
    Tom's GuideNo printed score · Hands-on review

    After a month of testing, the reviewer recommends this firmer-than-expected copper-infused topper for hot and back sleepers.

    Read Tom's Guide review
  2. 89est.
    SleepopolisNo printed score · Hands-on review · 2026

    Combined review of two ViscoSoft toppers; the reviewer is very positive about the thick Cooling Copper, whose phase-change cover feels icy.

    Read Sleepopolis review
  3. 85est.
    The StrategistNo printed score · Buying guide · 2026

    Chosen as the best cooling topper overall: stays cool even with memory foam thanks to copper and a phase-change cover, with a pleasing firmness.

    Read The Strategist review
  4. 83est.
    Homes and GardensNo printed score · Hands-on review · 2024

    Excellent pressure relief and motion isolation make it worth the money.

    Read Homes and Gardens review
  5. 83est.
    Men's HealthNo printed score · Buying guide

    Named best-value cooling topper in a roundup, praised for its thick copper-infused foam, washable cover and generous trial.

    Read Men's Health review

"Est." means the outlet printed no score, so we estimated one from its verdict and checked our estimates against ratings outlets print. How we check estimates

What critics praise most

Cooling4 of 5
Support3 of 5

What critics dislike most

Price4 of 5
Firmness2 of 5

Other mattress toppers critics rate highly

Saatva Graphite Mattress TopperImage: Saatva
Top pick, narrowlySaatva Graphite Mattress Topper6 reviews · critics agree86
Tempur-Pedic TEMPUR-Adapt TopperImage: Tempur-Pedic
Most reviewed pickTempur-Pedic TEMPUR-Adapt Topper7 reviews · critics agree85

Also reviewed, not yet scored

Common questions

Is the ViscoSoft Active Cooling Mattress Topper worth it?

Most critics think so: 5 of 5 recommend it. Firmer than expected, and the price is high.

Do critics agree about the ViscoSoft Active Cooling Mattress Topper?

Critics agree: scores range from 83 (Homes and Gardens) to 89 (Tom's Guide), a spread of 6 points across 5 reviews. Reviewers broadly agree.

What do critics dislike about the ViscoSoft Active Cooling Mattress Topper?

Price (4 of 5 reviews), Firmness (2 of 5 reviews).

What is the best alternative to the ViscoSoft Active Cooling Mattress Topper?

The Saatva Graphite Mattress Topper (critic score 86), top pick, narrowly.