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Listing Optimization

Sonar by Sellics Review 2026

Free Amazon keyword research tool by Sellics (now Perpetua). Provides search volume estimates for Amazon keywords to help optimize product listings and PPC campaigns.

Updated April 2026 6 min read Listing Optimization
6.5 / 10

BagEngine Score: 6.5/10

Based on feature depth, pricing fairness, UI quality, customer support, and seller community feedback. Sonar by Sellics is best for Budget-conscious sellers who need free keyword research data for listing optimization without paying for a premium tool..

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Sonar by Sellics Pricing (2026)

Free / Basic
$0/mo
Limited features, good for testing
Pro / Enterprise
$0/mo
Full suite, unlimited usage

Completely free keyword research tool.

Key Features

  • Free Amazon keyword search volume estimates
  • Related keyword suggestions
  • Reverse ASIN keyword lookup
  • Multi-marketplace keyword data
  • Downloadable keyword lists

Pros

  • Completely free with no limitations
  • Good starting point for keyword research
  • Covers multiple Amazon marketplaces

Cons

  • Search volume estimates are approximate
  • No keyword tracking or monitoring
  • Limited compared to paid keyword tools

Best For

Budget-conscious sellers who need free keyword research data for listing optimization without paying for a premium tool.

Not Ideal For

Sellers who need a simple, low-cost solution or are just starting with fewer than 10 products. Also not ideal if you already use a full-suite platform that covers Listing Optimization functionality.

Sonar by Sellics vs. Alternatives

Tool Category Starting Price Free Trial BagEngine Score
Sonar by Sellics Listing Optimization $0/mo Completely free keyword research tool. 6.5/10
Helium 10 Magnet - - - -
Jungle Scout Keyword Scout - - - -
MerchantWords Listing Optimization $0/mo No free trial. 6.8/10

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Frequently Asked Questions

Is Sonar by Sellics worth it in 2026?
Sonar by Sellics scores 6.5/10 in our testing. It is best suited for Budget-conscious sellers who need free keyword research data for listing optimization without paying for a premium tool.. If that matches your seller profile, the investment typically pays for itself within 2-3 months through time savings and better decision-making.
Does Sonar by Sellics offer a free trial?
Completely free keyword research tool.
What are the best alternatives to Sonar by Sellics?
The top 3 alternatives to Sonar by Sellics are Helium 10 Magnet, Jungle Scout Keyword Scout, MerchantWords. Each has different strengths depending on your selling volume and business model.
How much does Sonar by Sellics cost per month?
Sonar by Sellics pricing starts at $0/mo for the basic plan, $0/mo for the Starter tier, and $0/mo for the Pro tier. Annual billing typically saves 15-20%.

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