Full Comparison

Last Updated: November 2026

Pump vs CoreStack

Pump vs CoreStack

This comparison is quite simple: Only Pump.co is 100% FREE.
No percentage fees. No subscriptions. No credit cards. Only savings.

Free savings, with zero engineering lift.

Most cost tools hand your team a to-do list. Pump does the work instead — it plugs in, watches your usage around the clock, and optimizes commitments on its own, so savings show up without pulling engineers off their work.

Free savings, with zero engineering lift.

Most cost tools hand your team a to-do list. Pump does the work instead — it plugs in, watches your usage around the clock, and optimizes commitments on its own, so savings show up without pulling engineers off their work.

Free savings, with zero engineering lift.

Most cost tools hand your team a to-do list. Pump does the work instead — it plugs in, watches your usage around the clock, and optimizes commitments on its own, so savings show up without pulling engineers off their work.

Visibility across cloud, SaaS, and LLM spend.

One dashboard for all your tools: multi-cloud infrastructure, SaaS subscriptions, and AI/LLM spend, tagged automatically down to the deployment, namespace, and pod. No more stitching together consoles to figure out where the money actually goes.

Visibility across cloud, SaaS, and LLM spend.

One dashboard for all your tools: multi-cloud infrastructure, SaaS subscriptions, and AI/LLM spend, tagged automatically down to the deployment, namespace, and pod. No more stitching together consoles to figure out where the money actually goes.

It's a no brainer.

No fees, no contract, no lock-in period, and no percentage skimmed off your savings. Pump underwrites your commitments, so it's literally impossible to lose money by using it. Try it, and leave anytime if it's not worth it.

It's a no brainer.

No fees, no contract, no lock-in period, and no percentage skimmed off your savings. Pump underwrites your commitments, so it's literally impossible to lose money by using it. Try it, and leave anytime if it's not worth it.

It's a no brainer.

No fees, no contract, no lock-in period, and no percentage skimmed off your savings. Pump underwrites your commitments, so it's literally impossible to lose money by using it. Try it, and leave anytime if it's not worth it.



Cloud Savings

Free forever plan

Free forever plan

Free forever plan

Commitment planner

Commitment planner

Idle instance detection

Idle instance detection

Autopilot continuous monitoring

Autopilot continuous monitoring

Rightsizing

Rightsizing

Automatic budget alerts

Automatic budget alerts

Modernization recommendations

Modernization recommendations

Kubernetes auto-scaling

Kubernetes auto-scaling

Zero lock-in period

Zero lock-in period

Cloud Visibility

100% virtual tagging coverage

100% virtual tagging coverage

Single-lens global overview

Single-lens global overview

Customizable reports

Customizable reports

Kubernetes deployment reports

Kubernetes deployment reports

CFO level financial forecasting

CFO level financial forecasting

Top movers alerts

Top movers alerts

Multi-channel notifications

Multi-channel notifications

Annotations & teams tagging

Annotations & teams tagging

DeepScan technology

DeepScan technology

Multi-cloud support

Multi-cloud support

Overcommitment insurance

Overcommitment insurance

Cloud Security

Team and product permissions

Team and product permissions

Automatic budget alerts

Automatic budget alerts

Multi-channel alerts

Multi-channel alerts

3 dedicated support staff

3 dedicated support staff

Bank, med-tech, fin-tech compliance

Bank, med-tech, fin-tech compliance

The image features a stylized black asterisk symbol followed by the word "PUMP" in bold, uppercase black letters, set against a transparent background.
CoreStack logo
CoreStack logo

Pump vs CoreStack: feature-by-feature summary

Pump includes all 25 capabilities in this comparison. CoreStack offers 17 of 25. CoreStack does not offer: Free forever plan, Commitment planner, Autopilot continuous monitoring, Modernization recommendations, Kubernetes auto-scaling, Zero lock-in period, Overcommitment insurance (Pump-Insured), Dedicated support staff.

Cloud Savings

  • Free forever plan — Pump: Yes. CoreStack: No. Not offered: demo or time-limited trial (often 30 days), no self-service free-forever tier.

  • Commitment planner — Pump: Yes. CoreStack: No. Reservation recs generated for AWS/Azure/GCP; purchase/resale execution not documented.

  • Idle instance detection — Pump: Yes. CoreStack: Yes. Detects idle/orphaned resources and can auto-remediate after a grace period through workflows.

  • Autopilot continuous monitoring — Pump: Yes. CoreStack: No. Cost-anomaly workflow routes violations to ITSM tasks or email; it doesn't change flagged resources.

  • Rightsizing — Pump: Yes. CoreStack: Yes. 'Remediate Now' enables one-click rightsizing; scheduling and approval execution are also supported.

  • Automatic budget alerts — Pump: Yes. CoreStack: Yes. Budget rules support percentage thresholds, configurable actions, and auto-shutdown on breach.

  • Modernization recommendations — Pump: Yes. CoreStack: No. Not documented: EC2 Intel-to-AMD policies are referenced, but not Graviton/ARM migration guidance.

  • Kubernetes auto-scaling — Pump: Yes. CoreStack: No. Not documented: K8s coverage is for cost views by pod/namespace, not HPA or autoscaling control.

  • Zero lock-in period — Pump: Yes. CoreStack: No. Not offered: Onboarding runs via sales-arranged demo or trial request.

Cloud Visibility

  • 100% virtual tagging coverage — Pump: Yes. CoreStack: Yes. Virtual tagging and baseline tag governance apply labels without altering cloud-provider tags.

  • Single-lens global overview — Pump: Yes. CoreStack: Yes. Unified multi-cloud billing dashboard spans AWS, Azure, GCP, and OCI accounts.

  • Customizable reports — Pump: Yes. CoreStack: Yes. Custom Dimension groups support cost-per-project/team and other unit-economics breakdowns.

  • Kubernetes deployment reports — Pump: Yes. CoreStack: Yes. K8s cost dashboards break down spend by cluster, namespace, pod, and workload for EKS and AKS.

  • CFO-level financial forecasting — Pump: Yes. CoreStack: Yes. Budget tracking and forecasting at tenant, cloud, or custom scope, including K8s-aware dimensions.

  • Top movers alerts — Pump: Yes. CoreStack: Yes. Cost anomaly detection surfaces spend spikes against baselines; resolution requires a manual or ITSM-routed action.

  • Multi-channel notifications — Pump: Yes. CoreStack: Yes. Alert routing supports Slack, email, and bi-directional ServiceNow/Jira tasks and approvals.

  • Annotations & team tagging — Pump: Yes. CoreStack: Yes. Dimension groups and custom tags allocate shared/overhead costs across business units.

  • DeepScan technology — Pump: Yes. CoreStack: Yes. Waste findings for idle, orphaned, and underused resources show estimated monthly savings.

  • Multi-cloud support — Pump: Yes. CoreStack: Yes. Multi-cloud coverage covers AWS/Azure/GCP, and OCI across FinOps, SecOps, and CloudOps modules.

  • Overcommitment insurance (Pump-Insured) — Pump: Yes. CoreStack: No. Not offered: no commitment insurance or savings guarantee; reservation risk stays with customer.

Cloud Security

  • Team and product permissions — Pump: Yes. CoreStack: Yes. RBAC includes tenant/account admin and custom roles scoped to cloud accounts and inventory.

  • Automatic budget alerts — Pump: Yes. CoreStack: Yes. Supports 25+ standards, including SOC 2, ISO 27001, GDPR, FedRAMP, HIPAA, and PCI-DSS.

  • Multi-channel alerts — Pump: Yes. CoreStack: Yes. Policy guardrails support notifications, remediation workflows, or auto-remediation for violations.

  • Dedicated support staff — Pump: Yes. CoreStack: No. Not documented as a 100+ app marketplace; roughly 80 integrations plus ServiceNow and Jira.

  • Bank, med-tech and fin-tech compliance — Pump: Yes. CoreStack: Yes. Audit log records user actions, access, and config changes, filterable by role and time for admins.

Where Pump is different

Where Pump is different

Pump is free, month-to-month, and risk-free. We never take a cut of your savings or spend, so you keep more than you would with a typical optimization vendor. No underwriting, no commitments — just the visibility and security tools you need to control your cloud, API, and SaaS spend in real time.

Pump is free, month-to-month, and risk-free. We never take a cut of your savings or spend, so you keep more than you would with a typical optimization vendor. No underwriting, no commitments — just the visibility and security tools you need to control your cloud, API, and SaaS spend in real time.

Rated

4.5/5

4.5/5

4.5/5

4.5/5

On G2

Up to

80%

80%

80%

80%

Savings on cloud services

Over

1500

1500

1500

1500

Happy customers

Start saving today.

Start saving today.