Attio vs Unify
Reviewed by MarTechRadar Research Desk. Pricing & entity snapshots verified Oct 12, 2026.
Attio (Web SaaS) and Unify (Web SaaS) both compete in Autonomous B2B Sales Agents & AI BDRs. On pricing, Attio lists $44–$99/seat/mo (no free plan disclosed), whereas Unify lists Free plan · $20–$60/seat/mo · Enterprise plan (free plan). Technically, Attio is rated L3 · Conditional automation with a 4.3/5.0 (Proprietary moat (category leader)) moat, while Unify is rated L3 · Conditional automation with a 4.1/5.0 (Proprietary moat) moat. Corporate profile: Attio (founded 2019, HQ London, United Kingdom, $116.2M funding) vs. Unify (founded 2023, HQ San Francisco, California, $58.3M funding). Verified by the MarTechRadar Research Desk (Oct 10, 2026 for Attio; Oct 12, 2026 for Unify). At a 5-seat team baseline, Attio starts at ~$220/mo vs Unify at $100/mo.
Attio
AI-native CRM and agentic revenue orchestration platform combining dynamic data modeling with automated outbound and inbound sales workflows.
5-Seat Floor: ~$220/mo ($44–$99/seat/mo) · Autonomy: L3 · Conditional automation · Moat: 4.3/5.0 (Proprietary moat (category leader))
Target fit: B2B Sales Leaders, SDR/BDR Teams, Revenue Operations (RevOps) (Web SaaS)
Unify
Autonomous outbound sales platform that identifies warm buyer intent signals and orchestrates AI-driven multichannel pipeline generation.
5-Seat Floor: $100/mo (Free plan · $20–$60/seat/mo · Enterprise plan) · Autonomy: L3 · Conditional automation · Moat: 4.1/5.0 (Proprietary moat)
Target fit: B2B Sales Leaders, SDR/BDR Teams, Revenue Operations (RevOps) (Web SaaS)
How Attio and Unify differ
- Pricing model: Attio is per seat, Unify is freemium.
- Entry price: Unify starts lower (Free plan · $20–$60/seat/mo · Enterprise plan) than Attio ($44–$99/seat/mo).
- Unify has a free plan; none is recorded for Attio.
- Published tier ladder: Attio documents 2 priced tiers (Plus $44/seat/mo, Pro $99/seat/mo); Unify documents 3 priced tiers (Free $0/mo, Base $20/seat/mo, Pro $60/seat/mo).
- Moat tier: Attio is rated Proprietary moat (category leader), Unify Proprietary moat.
- Attio was founded earlier (2019) than Unify (2023).
- Headquarters: Attio in London, United Kingdom, Unify in San Francisco, California.
- Verified backing: Attio records $116.2M (Redpoint, Balderton Capital, Headline); Unify records $58.3M (Emergence Capital).
- Ecosystem stack: Attio connects with Outreach, Twilio Segment; Unify connects with Salesforce, HubSpot, Outreach, Salesloft.
Computed from the fields below. Only editor-verified ratings and vendor-sourced prices are compared.
When to choose Attio vs Unify (and when to walk away)
Choose Attio if
- Target ICP & Stack Fit: You operate as B2B Sales Leaders, SDR/BDR Teams and Revenue Operations (RevOps) requiring a Web SaaS deployment for AI SDR, with verified ecosystem connectivity for Outreach, Twilio Segment.
- L3 Architecture & Defensibility: Proprietary real-time communication stream indexing paired with a composable, object-relational data layer that triggers autonomous agentic revenue workflows without third-party integration middleware.
- Commercial Model Fit: Your procurement budget aligns with $44–$99/seat/mo.
Walk away from Attio if
- Walk away if your workflow requires uncapped enterprise volume on the $44–$99/seat/mo entry plan without upgrading tiers.
- Walk away if your workflow cannot tolerate API ingestion limits: High-volume external API syncing faces throughput throttling during bulk backfills, delaying historical message indexing across substantial legacy inboxes.
- Walk away if schema maintenance complexity is a deal-breaker for your team: Unconstrained custom object models demand strict governance, frequently leading to orphaned relationships if internal schema rules are modified without validation.
Choose Unify if
- Target ICP & Stack Fit: You operate as B2B Sales Leaders, SDR/BDR Teams and Revenue Operations (RevOps) requiring a Web SaaS deployment for AI SDR, with verified ecosystem connectivity for Salesforce, HubSpot, Outreach, Salesloft.
- L3 Architecture & Defensibility: Proprietary identity resolution spanning 40+ dynamic intent data feeds merged into an embedded multichannel sequencing and agentic execution layer.
- Commercial Model Fit: Your procurement budget aligns with Free plan · $20–$60/seat/mo · Enterprise plan and want a self-serve free tier for zero-cost initial validation.
Walk away from Unify if
- Walk away if your workflow requires uncapped enterprise volume on the Free plan · $20–$60/seat/mo · Enterprise plan entry plan without upgrading tiers.
- Walk away if your workflow cannot tolerate deliverability overhead: Automated email distribution across multi-agent campaigns requires external domain isolation, continuous DNS authentication management, and manual inbox warming to prevent domain reputation degradation.
- Walk away if signal attribution lag is a deal-breaker for your team: Third-party intent feeds exhibit variable ingestion latency, which occasionally triggers outbound cadences after competitor engagement has already begun or internal hiring priorities have pivoted.
Side-by-side facts
| Field | Attio | Unify |
|---|---|---|
| Subtrack | Autonomous B2B Sales Agents & AI BDRs | Autonomous B2B Sales Agents & AI BDRs |
| Pricing | $44–$99/seat/mo | Free plan · $20–$60/seat/mo · Enterprise plan |
| Pricing model | Per seat | Freemium |
| Published pricing tiers | Plus ($44/seat/mo) · Pro ($99/seat/mo) | Free ($0/mo) · Base ($20/seat/mo) · Pro ($60/seat/mo) · Business (Custom annual) |
| Free access | No free plan disclosed | Free plan |
| Enterprise plan | Not recorded | Yes |
| AI autonomy level | L3 · Conditional automation | L3 · Conditional automation |
| Moat tier & score | 4.3 / 5.0 · Proprietary moat (category leader) | 4.1 / 5.0 · Proprietary moat |
| Delivery | Web SaaS | Web SaaS |
| Audience | B2B Sales Leaders, SDR/BDR Teams, Revenue Operations (RevOps) | B2B Sales Leaders, SDR/BDR Teams, Revenue Operations (RevOps) |
| Ecosystem integrations | Outreach, Twilio Segment | Salesforce, HubSpot, Outreach, Salesloft, Slack, Twilio Segment |
| Funding & backing | $116.2M · Backed by Redpoint, Balderton Capital, Headline | $58.3M · Backed by Emergence Capital |
| Founders | Alexander Christie, Nicolas Sharp | Austin Hughes, Connor Heggie |
| Company size | 51-200 employees | 51-200 employees |
| Founded | 2019 | 2023 |
| Headquarters | London, United Kingdom | San Francisco, California |
| Fact-checked | MarTechRadar Research Desk, Oct 10, 2026 | MarTechRadar Research Desk, Oct 12, 2026 |
| Governance & docs | Trust & Security ↗ · System Status ↗ · API & Docs ↗ · Changelog ↗ · Privacy ↗ | Trust & Security ↗ · API & Docs ↗ · Changelog ↗ · Privacy ↗ |
Attio vs Unify: TCO & constraint stress test
Test how both tools behave under your team size, monthly budget ceiling, CRM ecosystem, and governance guardrails.
Attio
Low Procurement Risk · Strong Fit- Published Self-Serve Entry Floor: Attio publishes a transparent entry point ($44–$99/seat/mo) for initial validation before committing.
- Linear Per-Seat Scaling (5 Seats × $44/seat/mo): Base license scales linearly with operator headcount ($220/mo for 5 seats on Plus).
- Primary Operational Bottleneck: API Ingestion Limits: High-volume external API syncing faces throughput throttling during bulk backfills, delaying historical message indexing across substantial legacy inboxes.
Walk-Away Rule: Walk away if your workflow requires uncapped enterprise volume on the $44–$99/seat/mo entry plan without upgrading tiers.
Negotiation Lever: Validate exact quota thresholds (seats, credits, or API calls) included in Attio's $44–$99/seat/mo tier before converting from monthly to annual billing.
Unify
Low Procurement Risk · Strong Fit- Published Self-Serve Entry Floor: Unify publishes a transparent entry point (Free plan · $20–$60/seat/mo · Enterprise plan) with a free tier for initial validation before committing.
- Linear Per-Seat Scaling (5 Seats × $20/seat/mo): Base license scales linearly with operator headcount ($100/mo for 5 seats on Base).
- Primary Operational Bottleneck: Deliverability Overhead: Automated email distribution across multi-agent campaigns requires external domain isolation, continuous DNS authentication management, and manual inbox warming to prevent domain reputation degradation.
Walk-Away Rule: Walk away if your workflow requires uncapped enterprise volume on the Free plan · $20–$60/seat/mo · Enterprise plan entry plan without upgrading tiers.
Negotiation Lever: Validate exact quota thresholds (seats, credits, or API calls) included in Unify's Free plan · $20–$60/seat/mo · Enterprise plan tier before converting from monthly to annual billing.
Limitations
Attio
Operational considerations and platform boundaries include: API Ingestion Limits: High-volume external API syncing faces throughput throttling during bulk backfills, delaying historical message indexing across substantial legacy inboxes.Full limitations in the Attio review
Unify
Operational considerations and platform boundaries include: Deliverability Overhead: Automated email distribution across multi-agent campaigns requires external domain isolation, continuous DNS authentication management, and manual inbox warming to prevent domain reputation degradation.Full limitations in the Unify review
Official vendor architectural differentiators & migration proof
To help buyers evaluate real-world switching costs, verified founders, solutions architects, and PMMs at both Attio and Unify can submit up to 3 evidence-backed architectural differentiators or verified customer migration case studies.
Why teams choose Attio over Unify
Work at Attio? Verify your official domain email to publish 3 technical differentiators, migration benchmarks, or a head-to-head buyer sandbox offer on this comparison page:
+ Submit Attio Official Differentiators & Case Study →Why teams choose Unify over Attio
Work at Unify? Verify your official domain email to publish 3 technical differentiators, migration benchmarks, or a head-to-head buyer sandbox offer on this comparison page:
+ Submit Unify Official Differentiators & Case Study →Pricing notes & tier schedules
Attio: $44–$99/seat/mo
Attio utilizes a tiered seat-based subscription model. A free tier is offered at $0 per user/month for individuals exploring core capabilities. Scaled commercial access starts with the Plus tier at $44 per user/month for growing teams requiring private lists and expanded email volume.
- Plus ($44/seat/mo, 1–2 seats): Verified $44/seat/mo Plus tier from vendor pricing schedule.
- Pro ($99/seat/mo, 5 seats): Verified $99/seat/mo Pro tier from vendor pricing schedule.
- Per-Seat Linear Scaling: Attio prices licenses on a per-user/seat basis ($44–$99/seat/mo); expanding from 2 to 15+ operators multiplies base recurring spend linearly.
- Annual Billing Headline vs. Monthly Premium: Headline entry rates reflect annual billing commitments (Save 20%); month-to-month flexibility carries a higher effective monthly rate or requires annual prepayment.
Unify: Free plan · $20–$60/seat/mo · Enterprise plan
Commercial pricing operates on a monthly per-seat subscription coupled with consumption-based credit allocations. Unify provides a permanent Free plan ($0/month for up to three seats with limited credits across 40+ data sources and multi-channel sequencing).
- Free ($0/mo, Up to 3 seats (starter credits)): Up to 3 seats, 1.1B+ people & 65M+ companies, 40+ data sources, and multi-channel sequencing.
- Base ($20/seat/mo, Per-seat (800 credits/seat/mo)): 800 credits/seat/mo, job-change & hiring signals, phone & email enrichment, and unlimited seat scaling.
- Pro ($60/seat/mo, Per-seat (2,400 credits/seat/mo)): 2,400 credits/seat/mo, read-only HubSpot & Salesforce sync, Slack alerts, and 14-day free trial.
- Business (Custom annual, Custom workspace & intent signals): Website intent & product signals, signal-triggered automations, managed mailboxes, and read-write CRM sync.
- Per-Seat Linear Scaling: Unify prices licenses on a per-user/seat basis (Free plan · $20–$60/seat/mo · Enterprise plan); expanding from 2 to 15+ operators multiplies base recurring spend linearly.
- Annual Billing Headline vs. Monthly Premium: Headline entry rates reflect annual billing commitments; month-to-month flexibility carries a higher effective monthly rate or requires annual prepayment.
Frequently asked questions: Attio vs Unify
How does Attio pricing compare to Unify in 2026?
Attio is listed at $44–$99/seat/mo (per seat, no free plan disclosed), whereas Unify is listed at Free plan · $20–$60/seat/mo · Enterprise plan (freemium, free plan).
How do Attio and Unify compare on AI autonomy and moat depth?
On the MarTechRadar L1–L5 scale, Attio is rated L3 · Conditional automation with a Proprietary moat (category leader) moat (4.3/5.0), while Unify is rated L3 · Conditional automation with a Proprietary moat moat (4.1/5.0).
Which teams are Attio and Unify built for?
Attio is a Web SaaS product in Autonomous B2B Sales Agents & AI BDRs designed for B2B Sales Leaders, SDR/BDR Teams, Revenue Operations (RevOps). Unify is a Web SaaS product in Autonomous B2B Sales Agents & AI BDRs designed for B2B Sales Leaders, SDR/BDR Teams, Revenue Operations (RevOps).
What are the main limitations of Attio vs Unify?
For Attio: Operational considerations and platform boundaries include: API Ingestion Limits: High-volume external API syncing faces throughput throttling during bulk backfills, delaying historical message indexing across substantial legacy inboxes. For Unify: Operational considerations and platform boundaries include: Deliverability Overhead: Automated email distribution across multi-agent campaigns requires external domain isolation, continuous DNS authentication management, and manual inbox warming to prevent domain reputation degradation.
What are the hidden TCO drivers and contract negotiation levers for Attio vs Unify?
For Attio: Per-Seat Linear Scaling (Attio prices licenses on a per-user/seat basis ($44–$99/seat/mo); expanding from 2 to 15+ operators multiplies base recurring spend linearly.) Negotiation lever: Validate exact quota thresholds (seats, credits, or API calls) included in Attio's $44–$99/seat/mo tier before converting from monthly to annual billing. For Unify: Per-Seat Linear Scaling (Unify prices licenses on a per-user/seat basis (Free plan · $20–$60/seat/mo · Enterprise plan); expanding from 2 to 15+ operators multiplies base recurring spend linearly.) Negotiation lever: Validate exact quota thresholds (seats, credits, or API calls) included in Unify's Free plan · $20–$60/seat/mo · Enterprise plan tier before converting from monthly to annual billing.
Excerpts are quoted verbatim from each fact-checked review. Last updated Oct 12, 2026.