Staxly

Tally vs Datadog

Free, unlimited online forms — the Notion-style form builder
vs. Enterprise cloud monitoring — infra, APM, logs, RUM, security, LLM

Tally websiteDatadog website

Pricing tiers

Tally

Free
$0. Unlimited forms, unlimited responses, unlimited fields. Tally branding. Basic question types.
Free
Pro
$29/mo. Remove branding, custom domain, conditional logic, calculations, form logic, file uploads, Stripe integration, webhooks.
$29/mo
Business
$89/mo. Workspaces, custom email domain, priority support, team collaboration.
$89/mo
Tally website

Datadog

Serverless Monitoring
$0.13 per month per 1M invocations.
$0 base (usage-based)
Free
Up to 5 hosts, 1-day metric retention. Community edition of Agent.
Free
Logs Ingestion
$0.10 per ingested/scanned GB per month.
$0 base (usage-based)
Logs Standard Index
$1.70 per million log events/month.
$0 base (usage-based)
Logs Flex Storage
$0.05 per million events stored/month.
$0 base (usage-based)
Infra Pro
Per host per month (annual billing). 15-month metric retention, 500+ integrations.
$15/mo
Infra Enterprise
Per host. Advanced features, Network Flow Monitoring.
$23/mo
APM
Per host (with Infra attached). Distributed tracing.
$31/mo
APM Pro
Per host. Continuous Profiler + Data Streams Monitoring.
$35/mo
APM Enterprise
Per host. App & API Protection + more.
$40/mo
Enterprise
Volume discounts, dedicated CSM, regional data residency.
Custom
Datadog website

Free-tier quotas head-to-head

Comparing free on Tally vs free on Datadog.

MetricTallyDatadog
No overlapping quota metrics for these tiers.

Features

Tally · 13 features

  • Calculator + VariablesFormulas + variables in questions (Pro).
  • Conditional LogicShow/hide, skip logic (Pro).
  • Custom Domainforms.yoursite.com (Pro).
  • Embed AnywhereInline, popup, slider — any site.
  • E-SignaturesSignature capture block.
  • File UploadsAccept file attachments (Pro).
  • Notion-like UXBlock-based editor with slash commands.
  • Question Types20+ field types (text, choice, file, rating, signature).
  • Stripe PaymentsAccept payments via Stripe (Pro).
  • Template Library1,000+ community templates.
  • Unlimited Free PlanUnlimited forms + responses on Free.
  • WebhooksReal-time submission events (Pro).
  • WorkspacesTeam collaboration (Business).

Datadog · 19 features

  • APMDistributed tracing + service catalog + code hotspots.
  • Application SecurityRuntime attack detection, threat intelligence, IAST.
  • CI VisibilityTest + pipeline performance analytics.
  • Cloud SIEMSecurity events correlation, detection rules, audit trails.
  • Continuous ProfilerAlways-on CPU, memory, lock profiling in production.
  • DashboardsPre-built + custom dashboards.
  • Database MonitoringSlow query detection for Postgres, MySQL, Mongo, Oracle, SQL Server.
  • Incident ManagementBuilt-in incident response with postmortems.
  • Infrastructure MonitoringHost, container, k8s metrics. 700+ integrations. Live process + container maps.
  • LLM ObservabilityOpenAI, Anthropic, etc. trace + cost + prompt eval.
  • Log ManagementIngest any logs, structured or raw. Pipelines, parsing, archives to S3.
  • MonitorsAnomaly, forecast, outlier, composite monitors.
  • Network Performance MonitoringPacket-level analysis, flow monitoring.
  • NotebooksRunbook-style dashboards with queries + docs.
  • Real User MonitoringFrontend performance, JS errors, user sessions, Core Web Vitals.
  • Serverless MonitoringAWS Lambda, Google Cloud Functions, Azure Functions observability.
  • Service CatalogService inventory with ownership + documentation.
  • SyntheticsSynthetic HTTP + browser tests, API tests, mobile tests.
  • Workflow AutomationNo-code workflows triggered by events.

Developer interfaces

KindTallyDatadog
CLIDatadog Agent
SDKPopup / Slider APIdd-trace-dotnet, dd-trace-go, dd-trace-java, dd-trace-js (RUM), dd-trace (Node), ddtrace (Python), ddtrace (Ruby)
RESTTally APIDatadog REST API
MCPDatadog MCP
OTHERForm Embed Script, Tally Web Editor, Tally WebhooksOpenTelemetry (OTLP), Webhooks
Staxly is an independent catalog of developer platforms. Some links to Tally and Datadog may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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