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Influencer Marketing · head to head

Impact.com vs Synthesio

Impact.com logo

Impact.com

Influencer Marketing

The partnership management platform

From
$30/month
Rated
-
Full reviewWebsite
Synthesio logo

Synthesio

Social Media

Enterprise social intelligence platform owned by Ipsos, with market research methodology behind it

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Impact.com starter plan minimum $30/month even if program generates less revenue in 30-day period; Synthesio there is no published pricing, no free trial and no self-serve signup, so evaluating Synthesio requires a sales process before you can see whether the data quality suits your category.
  • They diverge on capability: Impact.com covers Partner discovery, Synthesio covers Global social listening.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Impact.com and Synthesio actually diverge.

Attributes where Impact.com and Synthesio differ
AttributeImpact.comSynthesio
Starting price$30/monthOn request
Pricing modelsubscriptionquote
CategoryInfluencer MarketingSocial Media
Founded2008Unknown

Identical on both: free tier (No), platforms (Web, Api), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Impact.com

  • Partner discovery
  • Contract management
  • Cross-device tracking
  • Fraud protection
  • Performance optimization
  • Global payments
  • Multi-program management
  • Attribution modeling

Only in Synthesio

  • Global social listening
  • Signals
  • Audience analysis
  • Ecommerce listening
  • Search intelligence
  • Reputation and crisis monitoring
  • Competitive benchmarking
  • ML classification

What people use each for

The jobs each tool is most often brought in to do.

Impact.com

  • Affiliate and partner marketingnot Synthesio
  • Performance-based partnershipsnot Synthesio
  • Commission trackingnot Synthesio
  • Multi-channel affiliate programsnot Synthesio

Synthesio

  • A global consumer goods brand that wants social listening and commissioned survey research from the same supplier with aligned methodologynot Impact.com
  • An insights team tracking product review sentiment across thousands of ecommerce listings in multiple marketsnot Impact.com
  • A brand entering a new market that needs audience profiling of who already discusses the category therenot Impact.com
  • A corporate communications function that needs crisis detection across languages it has no in-house analysts fornot Impact.com

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Impact.com

  • Starter plan minimum $30/month even if program generates less revenue in 30-day period
  • Enterprise plan requires custom sales quote
  • Additional 2.5% transaction fee on all partner-driven sales applies across all tiers
  • One-time setup fee adds to initial cost

Synthesio

  • There is no published pricing, no free trial and no self-serve signup, so evaluating Synthesio requires a sales process before you can see whether the data quality suits your category.
  • Cost is repeatedly cited by reviewers as high relative to peers, and because Ipsos analyst services are priced separately from the platform licence, the quoted software figure is frequently not the figure you end up spending.
  • The interface is dated compared with newer listening tools and the learning curve is steep, which in practice means the platform gets used by one or two trained analysts rather than adopted across a marketing team.
  • Some of the newer AI-driven features have been described by users as glitchy or over-promised relative to the sales demonstration, so insist on testing Signals against your own historical data during evaluation.
  • Historical data access is limited and governed by contract scope rather than being unlimited, so retrospective analysis across several years frequently requires a separately priced data request.

Pricing, plan by plan

Impact.com

$30/month
  • Starter$30/month
    • Plugin integrations (Shopify, BigCommerce, WooCommerce, Adobe Commerce, Squarespace)
    • Automated partner recommendations
    • Promo code & link tracking
  • Essentials$500/month
    • impact.com Partner Marketplace (90,000 partners)
    • Unlimited contract templates
    • Unlimited tracking across events
  • Pro$2500/month
    • Dedicated customer support
    • Cross-device tracking
    • API-based tracking
  • Enterprise$null/custom
    • Benchmark recommendations
    • Attribution risk protection
    • Fraud scoring

Synthesio

On request
  • Synthesio$undefined/year
    • Global social listening across 181 languages
    • Signals generative AI theme detection
    • Audience and ecommerce analysis

Which should you pick?

Choose Impact.com if

  • You need partner discovery.
  • You work on Web, Api.
  • You also want contract management.
Impact.com review

Choose Synthesio if

  • You need global social listening.
  • You work on Web, API.
  • You also want signals.
Synthesio review

Questions people ask

Is Impact.com or Synthesio better?
Neither clearly leads. Impact.com starts at $30/month and Synthesio at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Impact.com or Synthesio?
Impact.com starts at $30/month and Synthesio at On request.
Does Impact.com or Synthesio run on more platforms?
Impact.com runs on Web, Api. Synthesio runs on Web, API.
What is Impact.com best used for?
Impact.com is most often used for affiliate and partner marketing, performance-based partnerships, commission tracking, multi-channel affiliate programs. Of those, affiliate and partner marketing and performance-based partnerships are not what Synthesio is typically brought in for.
What can Impact.com do that Synthesio cannot?
Impact.com covers Partner discovery, Contract management, Cross-device tracking, Fraud protection. Synthesio covers Global social listening, Signals, Audience analysis, Ecommerce listening.

Answered from the vendors’ own pages

Impact.com: How much does impact.com cost?

impact.com offers four tiers: Starter at $30/month, Essentials at $500/month (priced from), Pro at $2,500/month (priced from), and Enterprise with custom pricing. A one-time setup fee applies (varies by technical needs) plus a 2.5% transaction fee on partner-driven sales for all plans. Starter has a $30 minimum monthly charge.

Source
Synthesio: Who owns Synthesio?

Ipsos, the market research group, acquired it in October 2018 for a reported 50 million USD or more, and it is marketed as an Ipsos company.

Impact.com: Is there a free version of impact.com?

No, impact.com does not offer a free tier. The lowest-cost option is the Starter plan at $30/month with a $30 minimum monthly charge if your program generates insufficient revenue in the first 30 days.

Source
Synthesio: Can I try it before buying?

No. There is no free trial or self-serve signup; evaluation runs through a sales-led demonstration process.

Impact.com: What does impact.com's Pro plan add over Essentials?

The Pro plan at $2,500/month (priced from) adds dedicated customer support, cross-device tracking, API-based tracking, Data Lab for custom reports, SAML support, and partner discovery via keyword search beyond Essentials features. The 2.5% transaction fee applies to all tiers.

Source
Synthesio: What is the practical advantage over Brandwatch?

The ability to buy platform licence and Ipsos analyst services from one supplier, with methodology consistent with survey research you may already commission from the same group.

Impact.com: How is impact.com priced?

impact.com uses tiered per-month subscription pricing based on four plans. Starter targets small programs at $30/month; Essentials at $500/month adds partner marketplace; Pro at $2,500/month adds API access and analytics; Enterprise requires custom quote. All tiers incur a 2.5% transaction fee on partner sales plus a one-time variable setup fee.

Source
Synthesio: How many languages does it cover?

Synthesio reports coverage across 181 languages and 25 markets, which is among the broadest in the category.

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