BidSkim has the higher current public-evidence score: 83/100 versus 66/100. Compare the underlying features, price references and public evidence before deciding which product fits your workflow.
BidSkim says it scores public-sector notices against a supplier profile and sends a daily shortlist with reasons.
Tendarix advertises tender search, alerts, qualification, buyer intelligence, renewals, bid drafting and data access.
The combined score is 68% feature depth and 32% value. A complete feature scores more than a partial feature. Value considers both the tender-alert and full-package price benchmarks, price transparency and billing basis. Features may sit on higher tiers than the headline alert plan.
Yes requires public evidence that the complete capability exists in at least one current plan. Partial means narrower or adjacent functionality. If the research did not establish the capability, it is marked not offered.
| Capability | BidSkim | Tendarix |
|---|---|---|
| AI or semantic matching | Yes Monitor and Predict provide complete ongoing profile-based matching: every new notice is scored 0-100 against services, region, value and certifications with written reasons. The Free plan's one-off scan is plan gating, not an incomplete paid capability. BidSkim features ↗BidSkim pricing ↗ | Yes Each tender is scored against a company profile, geography, capacity and past performance using advertised hybrid keyword and semantic matching. Tendarix home ↗ |
| Buyer profiles | Yes Predict includes structured cross-notice buyer profiles with requirements, spend and award history, top suppliers, contacts, renewals and researched notes. Public data documentation states that repeated notices are deduplicated and lifecycle notices are connected; Predict gating does not downgrade the capability. BidSkim features ↗BidSkim pricing ↗BidSkim data coverage ↗ | Partial A buyer page is said to aggregate award history, top suppliers, average deal size, SME share and renewal timing across notices, but the reviewed pages do not establish canonicalisation, deduplication or entity-resolution investment for buyer identities. Tendarix home ↗ |
| Supplier profiles | Yes Predict includes structured supplier and incumbent profiles that aggregate wins, buyers, regions, categories, awarded values, held contracts and renewal exposure across the award record. This is a complete current-plan capability even though public pages do not describe the exact alias-resolution algorithm. BidSkim features ↗BidSkim terms ↗ | Not offered Buyer profiles show top suppliers and competitor tracking is advertised, but structured standalone supplier, incumbent or winner profiles are not established on the reviewed public pages. |
| Renewals | Yes Predict provides complete renewal timing signals built from public award, contract, modification and termination records. Exact dates, durations and extension options are converted into source-linked planning dates, refreshed daily and ranked against the subscriber profile; the provider explicitly distinguishes these from confirmed re-tender dates. BidSkim features ↗BidSkim data coverage ↗BidSkim pricing ↗BidSkim contract timing method ↗ | Yes Renewal Radar is advertised on buyer profiles and is said to flag likely rebid windows six to nine months before a subsequent notice. Tendarix home ↗ |
| Similar contracts | Yes Predict surfaces comparable historical awards matched by contract scope rather than shared keywords, including winners, values, terms, bid counts and SME status where published. Higher-tier gating does not make the implemented capability partial. BidSkim features ↗BidSkim data coverage ↗ | Not offered Past performance influences matching and buyer award histories are available, but the reviewed pages do not say that comparable historical contracts are surfaced against a notice or profile. |
| Buyer document corpus | Not offered The reviewed public pages do not establish a full searchable corpus of buyer-authored documents designed to surface upcoming work. BidSkim product ↗BidSkim features ↗ | Not offered The reviewed pages do not establish buyer plans, strategies, minutes, budgets or other buyer-authored document intelligence beyond procurement notices. |
| Buyer requirements | Yes Predict buyer profiles organize insurance, certifications, social-value rules, local preferences and pass/fail gates drawn from public buyer records and documents. The capability is complete on Predict; Monitor exclusion is plan gating. BidSkim features ↗BidSkim pricing ↗ | Partial A limited free tender summariser advertises an eligibility checklist, key dates, complexity rating and bid/no-bid score from a supplied tender URL; platform-wide structured requirements coverage is not described. Tendarix home ↗ |
| Requirements planning | Partial Predict is positioned for preparing certifications, evidence and answers before a tender goes live using buyer requirements and likely renewals; no separate task-based readiness workflow is described. BidSkim pricing ↗BidSkim features ↗ | Partial The eligibility checklist, bid/no-bid score and pipeline support basic qualification and preparation, but no full requirements-gap or evidence-planning workflow is documented. Tendarix home ↗ |
| Award history | Yes The service offers a one-off 12-month matched-award report on Free and five years of connected buyer and award history, comparable awards and supplier intelligence on Predict. Tier-specific lookback and access do not make the capability partial. BidSkim data coverage ↗BidSkim features ↗ | Yes Buyer profiles include award history and suppliers; the service also advertises buyer award history for renewal research. Tendarix home ↗ |
| Frameworks | Yes BidSkim badges frameworks, DPS and dynamic markets, filters out non-joinable call-offs and modifications, and shows application/end dates, supplier caps and route-in information. BidSkim features ↗ | Partial Tendarix says it watches framework call-offs, but the reviewed pages do not document a dedicated framework, DPS or dynamic-market intelligence module. Tendarix home ↗ |
| Competitor tracking | Yes Predict provides complete named-supplier tracking across public-sector wins, buyers, awarded values, regions, categories and contracts nearing expiry. Monitor exclusion is plan gating, not an incomplete implementation. BidSkim features ↗BidSkim pricing ↗ | Yes Competitor tracking is listed in the free plan, alongside buyer top-supplier and award-history data. Tendarix home ↗ |
| Exports or API | Not offered No CSV/Excel export, API, webhook or CRM integration is documented on the reviewed pages; the pricing page says large teams needing exports may be better served by enterprise platforms. BidSkim pricing ↗ | Yes The free plan lists CSV export and API access; consultancy workspaces also advertise webhooks and an API. Tendarix home ↗ |
| Team workflow | Partial Monitor and Predict can deliver alerts to up to three teammates and include a pipeline, but no multi-user seats, assignments, comments or shared-workspace permissions are documented. BidSkim pricing ↗BidSkim features ↗ | Yes The service advertises saved searches per client, shared comments, a pipeline board, assignments, multi-profile workspaces and Slack alerts. Tendarix home ↗ |
| Bid writing | Not offered The pricing FAQ explicitly says BidSkim does not write bids and focuses on finding, qualifying and researching opportunities before the bid. BidSkim pricing ↗ | Yes The free plan advertises unlimited bid drafts and AI summaries and bid scoring. Tendarix home ↗ |
Buyer profiles, Supplier profiles, Similar contracts, Buyer requirements, Frameworks
Exports or API, Team workflow, Bid writing
AI or semantic matching, Renewals, Buyer document corpus, Requirements planning, Award history, Competitor tracking
British suppliers wanting profile-based qualification and links back to official notices.
Public-evidence advantages: Buyer profiles, Supplier profiles, Similar contracts, Buyer requirements, Frameworks.
Watch for: Teams needing managed bid writing or coverage outside Great Britain. The provider says it does not write bids. Its score is a qualification aid, not a buyer decision or award forecast.
Suppliers willing to test a new broad-feature platform at no stated charge.
Public-evidence advantages: Exports or API, Team workflow, Bid writing.
Watch for: Teams that need a proven operating history, contracted service levels or independently verified coverage. This is a new service with unusually broad free and unlimited claims. Audit known notices and exports before relying on it.
Free: £0. Monitor: £79/month or £780/year. Predict: £189/month or £1,860/year.
Plan names and prices were checked against BidSkim's public pricing page. Civensa and BidSkim have the same operator; see the ownership disclosure.
BidSkim pricing ↗BidSkim terms ↗Advertised as free for everyone, with no payment card and no trial limit.
Confirm any fair-use limits, future commercial model, support terms and API conditions before adoption.
Tendarix home and pricing ↗Tendarix terms ↗Provider states Britain-wide coverage from Find a Tender, Contracts Finder, Public Contracts Scotland and Sell2Wales.
4 individually named portals: Find a Tender, Contracts Finder, Public Contracts Scotland, Sell2Wales.
The provider names all five national UK portals, TED and more than 400 buyer portals.
9 individually named portals: Contracts Finder, Find a Tender, Public Contracts Scotland, Sell2Wales, eTendersNI, Tenders Electronic Daily, In-tend, ProContract, Bravo.
Read the full BidSkim audit · Read the full Tendarix audit · Read the scoring methodology