Audyense·
Side-by-side record

StackAdapt vs. Starnus

Built from each tool’s researched, reviewed record. Figures are checked against public pricing pages at research time — always confirm current pricing with the vendor before buying.

The short version

StackAdapt starts at $49 per seat, versus Starnus at $50.

Full comparison

StackAdaptfrom $49 per month
Starnusfrom $50 EUR per month (Pro)
Audyense Score33AS*Low44AS*Low
PositioningStackAdapt is an AI-powered marketing platform designed for digital advertising and programmatic media buying.AI SDR platform that runs outbound prospecting, enrichment, outreach, and follow-ups on autopilot.
Free tierYesNo
DeploymentCloud / SaaSCloud / SaaS
Best fitSMB, EnterpriseStartup, SMB, Mid-market
Pricing plans
  • FreeFree
  • Basic$12
  • StarterFree
  • Professional$12
  • Pro$50
  • Pro+$125
  • Ultra$250
  • Managed Service$900
Real-time campaign performance visibilityYesDocumented in the sourced profile.
Advanced targeting for every audienceYesDocumented in the sourced profile.
Full-funnel marketing solutionsYesDocumented in the sourced profile.
Multi-channel programmatic advertisingYesDocumented in the sourced profile.
AI-powered optimization and personalizationYesDocumented in the sourced profile.
Extensive premium ad inventoryYesDocumented in the sourced profile.
Audience targetingYesDocumented in the sourced profile.
Programmatic Ad AutomationYesDocumented in the sourced profile.
Channel Marketing SoftwareYesDocumented in the sourced profile.
Integrations verified6+
Aggregate rating · No reviews yet5.0 · 2 reviews
Integrations
MakeLinkedInGoogle AdsFacebookInstagramAPI
SmartleadUnipileHubSpotPerplexity
Security & compliance
Pros
  • Documented capability: Real-time campaign performance visibility
  • Documented capability: Advanced targeting for every audience
  • Profile names a concrete ICP: StackAdapt is recommended for marketers and agencies who want an AI-powered platform to reach audiences across channels like connected TV, digital out
  • Public profile names Make, LinkedIn, Google Ads as connected workflow surfaces
  • Fast automated ICP and prospect-list generation
  • Combines email and LinkedIn outreach in one flow
  • Cheaper than enterprise AI-SDR alternatives
Cons
  • Some pricing or higher-tier terms are not publicly itemized
  • Fit is strongest for the stated SMBs, Enterprise audience rather than every team
  • Named integrations should be validated against the team's exact plan and workflow
  • Reported outcomes and vendor claims should be validated with the buyer's own data
  • No independent review-platform rating found to verify real-world satisfaction
  • Credit-based limits on leads/messages per tier
Visit StackAdapt ↗Visit Starnus ↗

Editorial read of this comparison

The table summarizes structured facts; this section explains what the differences mean for a real buying decision.

Where each tool fits, and where it may not

StackAdapt

StackAdapt is an AI-powered marketing platform designed for digital advertising and programmatic media buying. It helps advertisers connect with audiences across multiple channels like display, video, connected TV, and digital out-of-home. Users rely on StackAdapt to boost campaign performance with precise targeting and advanced machine learning, managing over 1.5 million campaigns launched in 2024. The tool shines when you need full-funnel marketing solutions that reach diverse audiences quickly. It delivers results fast by optimizing in real-time, with over 465 billion optimizations per second. StackAdapt is ideal for agencies, brands, and buyers seeking smarter ad placement and clear campaign insights immediately after setup. As part of your go-to-market stack, StackAdapt integrates well with advertising ecosystems and handles campaign orchestration across email and programmatic channels. However, it is not designed as a CRM or direct sales tool but focuses strictly on advertising efficiency and audience targeting. This makes it a strong complement to customer data platforms and email marketing software without replacing them.

A particularly good fit for: recommended for marketers and agencies who want an AI-powered platform to reach audiences across channels like connected TV, digital out-of-home, and email. It SMBs, Enterprise teams with a defined revenue workflow programmatic ad automation

May be a poor fit if: Teams looking for a single-purpose tool outside its documented go-to-market focus Teams that need unlimited usage without plan or credit limits

Starnus

Starnus is an agentic outbound sales platform for B2B teams that want to move from ICP definition to lead discovery, enrichment, personalized outreach, and reply tracking inside one workflow. It positions itself as an AI employee for outbound sales, with the goal of reducing the manual work involved in running lean GTM motions.

A particularly good fit for: Solo founders and small B2B teams doing outbound without a dedicated SDR

May be a poor fit if: Enterprises needing established vendor track record and reviews

Pricing and plan structure

StackAdapt: Published starting price $49 per month

  • FreeFree
  • Basic$12 per month
  • StarterFree
  • Professional$12 per month

Starnus: Published starting price $50 EUR per month (Pro)

  • Pro$50 EUR/month
  • Pro+$125 EUR/month
  • Ultra$250 EUR/month
  • Managed Service$900 EUR/month starting

Capabilities worth validating

  • StackAdapt: Real-time campaign performance visibility, Advanced targeting for every audience, Full-funnel marketing solutions, Multi-channel programmatic advertising, AI-powered optimization and personalization Integrations include Make, LinkedIn, Google Ads, Facebook.
  • Starnus: the record has no feature-level evidence yet; verify the workflow directly. Integrations include Smartlead, Unipile, HubSpot, Perplexity.

Questions to answer before switching

  • Does StackAdapt's selected plan include the features and limits we need?
  • Does Starnus's selected plan include the features and limits we need?
  • Does the exact integration path for Make, LinkedIn, Google Ads support the sync direction, permissions, and volume we need?
  • Is a hosted-only deployment acceptable for the team and customers who will use this system?

How to evaluate this shortlist

A useful comparison turns the differences between Sales & CRM tools into a concrete test. Use these steps to avoid choosing from a feature table or the lowest headline price alone.

  1. Start with a representative Sales & CRM workflow, not a feature checklist. Define who will use it, what data goes in, and what outcome the team needs.
  2. Test the complete path through Make, LinkedIn, Google Ads: permissions, sync direction, failure handling, and volume limits often matter more than the integration name.
  3. Compare the cost of the real scenario, including users, usage, storage, support, and contract requirements. The entry price alone does not measure adoption cost.
  4. Before switching, list the evidence gaps, request a demo of the critical workflow, and confirm security, data residency, export, and support with each vendor.

Some signals in these records are still incomplete. Treat that as a prompt to validate the workflow directly, not as a claim that a feature does not exist.

Research basis

Last checked: 2026-08-25. Pricing, integrations, feature support, and review signals can change, so treat this as a research snapshot and verify the final decision with the vendor.

Sources consulted: StackAdapt product site, ColdIQ profile, Vendor website; Starnus product site, Product Hunt, Starnus