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12 proven ways to reduce your AWS bill

Practical AWS cost optimisation: rightsizing, Savings Plans, Graviton, Spot, storage tiers, data transfer and FinOps habits that keep bills down.

By VISIBI Cloud team·Reviewed by Saeed Ak, Co-founder & CTO·Updated 29 September 2026·10 min read
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Practical AWS cost optimisation: rightsizing, Savings Plans, Graviton, Spot, storage tiers, data transfer and FinOps habits that keep bills down.

KEY TAKEAWAYS
✓Rightsizing and commitments usually deliver the biggest savings.
✓Graviton instances offer better price-performance for many workloads.
✓Storage and data transfer are often-overlooked cost drivers.
✓Tagging and budgets stop costs creeping back.

Compute

  • Rightsize EC2 and RDS using Compute Optimizer recommendations
  • Buy Compute Savings Plans for steady baseline usage
  • Move suitable workloads to Graviton (ARM) instances
  • Use Spot for batch, CI and stateless workloads
  • Schedule non-production environments to stop out of hours
  • Consider Lambda or Fargate for spiky workloads
RELATED GUIDEAWS IAM policy best practices: least privilege without the pain →

Storage

  • Apply S3 lifecycle rules and Intelligent-Tiering
  • Delete unattached EBS volumes and old snapshots
  • Switch gp2 volumes to gp3 (cheaper, faster baseline)
What could you save on AWS?Free savings estimate from certified AWS architects within 48 hours.Get a free savings estimate →

Networking and data transfer

NAT Gateway processing and cross-AZ traffic are common surprises. Use VPC endpoints for S3 and DynamoDB, keep chatty services in the same AZ where resilience allows, and serve static content through CloudFront.

FinOps habits

  • Tag every resource by environment, team and product
  • Set AWS Budgets and Cost Anomaly Detection alerts
  • Review Cost Explorer monthly with engineering
  • Manage infrastructure in Terraform so waste can’t creep back

Common mistakes to avoid

✕Buying commitments before rightsizing
✕No tagging, so nobody knows who owns the spend
✕Click-ops changes that can’t be reproduced or audited
✕Migrating without a rollback plan
HOW VISIBI CAN HELP

How we help with cloud

01AssessCertified architects review cost, security and reliability.
02PlanA prioritised roadmap with savings and risks quantified.
03ImplementChanges delivered as Terraform with zero-downtime rollout.
04OperateFinOps reviews, monitoring and optional 24/7 managed services.
Get a free savings estimate →Free · No obligation · Reply within 24 hours

Frequently asked questions

How much can I save on AWS?

Many accounts save 20–50% through rightsizing, commitments and removing waste.

Savings Plans or Reserved Instances?

Compute Savings Plans are more flexible and suit most teams; RIs still make sense for some RDS and ElastiCache usage.

Is Graviton compatible with my app?

Most modern Linux workloads — PHP, Node, Python, Java, containers — run on Graviton with little or no change.

SA
Reviewed by Saeed Ak · Co-founder & CTO25 years engineering high-traffic ecommerce, cloud and security platforms. Written by the VISIBI Cloud team.Meet the team →
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What could you save on AWS?

Free savings estimate from certified AWS architects within 48 hours.

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CLOUD SAVINGS ESTIMATEEXAMPLE
Your bill, line by line
Idle & oversized compute£2,300/mo
Uncommitted steady usage£1,150/mo
Est. total saving31%
Your free review shows your real numbers.