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Amazon EC2

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Spec score 9.0 #1 of 18 in Infrastructure as a Service (IaaS) Software

What it is

Amazon EC2 provides resizable, secure compute capacity as virtual servers in the cloud. It offers over 1,000 instance types across Intel, AMD, and Arm processors for workloads including web and enterprise applications, high-performance computing, machine learning, SAP, Windows, and macOS. EC2 Auto Scaling can add or remove instances under dynamic or predictive policies. Instances can use persistent block storage through Amazon EBS and shared file storage through Amazon EFS; the service also provides a Query API and AWS SDKs. AWS says its Nitro System moves virtualization functions to dedicated hardware and isolates customer workloads. EC2 appears in AWS’s compliance program scope, though customers remain responsible for applicable compliance requirements. AWS states a 99.99% availability SLA commitment for each Region. Billing is per instance-hour or per second depending on instance type and operating system; eligible per-second use has a 60-second minimum. New AWS customers can receive up to $200 in credits, and the free plan lasts six months after account creation. The T4g free trial has monthly hour limits and surplus CPU credits can incur charges.

Spec sheet

What it does
Amazon EC2 provides on-demand, scalable virtual-server capacity in AWS Cloud, allowing customers to increase or decrease capacity as workloads change.Read 15 Oct 2026 · docs.aws.amazon.com
Purpose
Amazon EC2 provides resizable, secure compute capacity as virtual servers in the cloud.Read 9 Oct 2026 · aws.amazon.com
API
EC2 exposes an HTTP or HTTPS Query API using GET or POST requests with an Action parameter.Read 15 Oct 2026 · docs.aws.amazon.com
Integrations
G2 reviewers identify integrations with VPC, S3, CloudWatch, IAM and Auto Scaling as common parts of EC2 deployments.Read 15 Oct 2026 · g2.com
Security
AWS says EC2 security is built on the Nitro System, which offloads virtualization functions to dedicated hardware and isolates customer workloads.Read 9 Oct 2026 · aws.amazon.com
Compliance
AWS lists EC2 in its compliance program scope, which includes independent-auditor certifications and attestations; customers remain responsible for applicable compliance requirements.Read 9 Oct 2026 · aws.amazon.com
Support
Basic AWS Support is included for all AWS customers and provides 24/7 customer service, documentation, communities, Trusted Advisor core checks, and AWS Health.Read 9 Oct 2026 · aws.amazon.com
API throttling limit
EC2 throttles API requests per account and Region using burst and sustained token-bucket limits, returning RequestLimitExceeded when exceeded.Read 15 Oct 2026 · docs.aws.amazon.com
Auto Scaling
EC2 Auto Scaling can be used through the API or CLI by customers already signed up for EC2.Read 15 Oct 2026 · aws.amazon.com
Availability
AWS states an EC2 availability SLA commitment of 99.99% for each Region.Read 9 Oct 2026 · aws.amazon.com
Availability commitment
AWS states a 99.99% regional uptime target when instances run concurrently across at least two Availability Zones, and a 99.5% target for an individual instance.Read 15 Oct 2026 · aws.amazon.com
Company founding
LinkedIn states that Amazon Web Services launched in 2006.Read 15 Oct 2026 · linkedin.com
Company headquarters
LinkedIn identifies Seattle, Washington as Amazon Web Services headquarters.Read 15 Oct 2026 · linkedin.com
Company legal name
Crunchbase lists the operating entity as Amazon Web Services, Inc.Read 15 Oct 2026 · crunchbase.com
Company size
LinkedIn displays 146,958 employees associated with the AWS company page.Read 15 Oct 2026 · linkedin.com
Developer tooling
Programmatic access includes the AWS CLI, CloudFormation, AWS SDKs, CloudTrail monitoring and Console-to-Code examples.Read 15 Oct 2026 · docs.aws.amazon.com
Documentation depth
AWS publishes separate user, instance-type, Nitro Enclaves, Windows AMI, developer, API, CLI, CloudFormation and VM Import/Export guides for EC2.Read 15 Oct 2026 · docs.aws.amazon.com
Free trial limit
Until December 31, 2026, the T4g free trial provides up to 750 aggregate t4g.small instance hours per month, and surplus CPU credits can incur charges.Read 9 Oct 2026 · aws.amazon.com
GPU computing
G6 instances provide up to eight NVIDIA L4 GPUs, up to 100 Gbps networking and up to 7.52 TB local NVMe storage for graphics and machine-learning inference.Read 15 Oct 2026 · aws.amazon.com
Instance choice
EC2 offers over 1,000 instance types across Intel, AMD, and Arm processors.Read 9 Oct 2026 · aws.amazon.com
Instance choices
Instance families offer different CPU, memory, storage, networking and graphics combinations for workload-specific selection.Read 15 Oct 2026 · docs.aws.amazon.com
Instances
EC2 instances are virtual servers whose hardware allocation is selected through an instance type.Read 15 Oct 2026 · docs.aws.amazon.com
Licence
AWS service terms grant access to AWS content and services under intellectual-property license terms and do not provide physical possession of AWS servers.Read 15 Oct 2026 · aws.amazon.com
Limit: beginner learning curve
Capterra reviewers complain that the interface and terminology are confusing for newcomers.Read 15 Oct 2026 · capterra.com
Limit: complexity and cost control
G2 reviewers repeatedly report that console navigation, instance selection, networking, permissions and multi-resource pricing are difficult, with costs rising when resources are left running.Read 15 Oct 2026 · g2.com
Limit: mobile app scope
Google Play reviewers complain that the AWS Console mobile app is a limited website-like experience, has difficult login navigation and sends many options to a browser.Read 15 Oct 2026 · play.google.com
Limit: pricing complexity
Gartner reviewer summaries describe AWS as capable and scalable but requiring careful planning and cost control because pricing across services can be hard to track.Read 15 Oct 2026 · gartner.com
Machine images
Amazon Machine Images package an operating system and other software as reusable templates for launching instances.Read 15 Oct 2026 · docs.aws.amazon.com
Maker history
AWS says it launched in spring 2006, and EC2 launched a few months after S3 that year.Read 9 Oct 2026 · aws.amazon.com
Mobile console integrations
The AWS Console mobile app supports EC2 alongside services including CloudWatch, CloudFormation, CloudTrail, IAM, Lambda, ECS, S3, VPC and RDS.Read 15 Oct 2026 · play.google.com
Network security
Security groups act as virtual firewalls controlling allowed protocols, ports and source ranges for instance traffic.Read 15 Oct 2026 · docs.aws.amazon.com
Notable outage
AWS reported that on October 20, 2025 DNS problems in US-EAST-1 affected services and temporarily required throttling EC2 instance launches during recovery.Read 15 Oct 2026 · aboutamazon.com
Owner
Amazon Web Services operates as part of Amazon, whose AWS company page identifies Amazon Web Services as the business.Read 15 Oct 2026 · linkedin.com
Persistent storage
Amazon EBS volumes provide persistent storage that can be attached to EC2 instances.Read 15 Oct 2026 · docs.aws.amazon.com
Praise: flexibility and scalability
G2 reviewers repeatedly praise fast provisioning, resizing, broad instance choice, integrations and pay-as-you-go economics.Read 15 Oct 2026 · g2.com
Praise: scalable infrastructure
Capterra reviewers describe EC2 as scalable, highly available and useful for hosting backend services, with flexible operating-system images and automatic scaling.Read 15 Oct 2026 · capterra.com
Praise: traffic elasticity
TrustRadius summarizes reviewers as valuing automatic adjustment of server usage for demand spikes and scalable backend or machine-learning workloads.Read 15 Oct 2026 · trustradius.com
Pricing detail
EC2 usage is billed per instance-hour or per second depending on instance type and operating system; per-second billing has a 60-second minimum for eligible usage.Read 9 Oct 2026 · aws.amazon.com
Quota limit
EC2 applies per-Region account quotas; exceeding a quota causes the request to fail, although many quotas can be increased through Service Quotas.Read 15 Oct 2026 · docs.aws.amazon.com
Rating on Apple App Store
4.7 out of 5 from 677 ratingsRead 15 Oct 2026 · apps.apple.com
Rating on Capterra
4.7 out of 5 from 173 reviewsRead 15 Oct 2026 · capterra.com
Rating on G2
4.6 out of 5 from 1,203 reviewsRead 15 Oct 2026 · g2.com
Rating on Gartner Peer Insights
4.6 out of 5 from 4,888 ratingsRead 15 Oct 2026 · gartner.com
Rating on Google Play
4.7 out of 5 from 28,800 reviewsRead 15 Oct 2026 · play.google.com
Rating on TrustRadius
8.8 out of 10 from 353 reviews and ratingsRead 15 Oct 2026 · trustradius.com
Scaling
EC2 Auto Scaling can add or remove instances using dynamic or predictive scaling policies.Read 9 Oct 2026 · aws.amazon.com
SDKs
AWS supplies language libraries, sample code and tutorials that sign requests, retry calls and handle API errors for developers.Read 15 Oct 2026 · docs.aws.amazon.com
Security model
AWS secures the underlying cloud infrastructure while customers remain responsible for network access, credentials, guest operating systems, patches and IAM roles.Read 15 Oct 2026 · docs.aws.amazon.com
Storage
EC2 instances can use persistent block storage through Amazon EBS and shared file storage through Amazon EFS.Read 9 Oct 2026 · aws.amazon.com
Temporary storage
Instance-store volumes hold temporary data that is deleted when an instance is stopped, hibernated or terminated.Read 15 Oct 2026 · docs.aws.amazon.com
Transport security
EC2 network access requires TLS 1.2 and AWS recommends TLS 1.3 with forward-secret cipher suites.Read 15 Oct 2026 · docs.aws.amazon.com
Workloads
AWS describes EC2 as serving web and enterprise applications, HPC, machine learning, SAP, Windows, and macOS workloads.Read 9 Oct 2026 · aws.amazon.com

Plans and prices

AWS Free Tier credits for EC2 Free New AWS customers receive up to $200 in credits; the free plan is available for 6 months after account creation. Credits apply to eligible AWS services, including EC2 Read 9 Oct 2026 · aws.amazon.com
Free Tier Free Usage subject to AWS Free Tier limits Free usage allowances · limits vary by offer Read 15 Oct 2026 · docs.aws.amazon.com
Spot Instances Free Uses spare EC2 capacity at a discount of up to 90% compared with On-Demand prices. Spare capacity; pricing varies Read 9 Oct 2026 · aws.amazon.com
Dedicated Hosts Price not published Hourly usage or Savings Plan Physical server dedicated to one customer · supports server-bound licenses Read 15 Oct 2026 · docs.aws.amazon.com
On-Demand Instances Price not published Per second with 60-second minimum No long-term commitment · no upfront payment Read 15 Oct 2026 · aws.amazon.com
Reserved Instances Price not published Commitment for a specific configuration 1- or 3-year term · instance type and Region commitment Read 15 Oct 2026 · docs.aws.amazon.com
Savings Plans Price not published Committed usage billed in USD per hour 1- or 3-year commitment · discounts versus On-Demand Read 15 Oct 2026 · docs.aws.amazon.com
Spot Instances Price not published Variable usage pricing Uses spare capacity · workloads can be interrupted Read 15 Oct 2026 · docs.aws.amazon.com

Every Amazon EC2 plan and price →

Strong points and limits

Strong points

  • More than 1,000 instance types across three processor families.
  • Auto Scaling supports dynamic or predictive policies.
  • Supports persistent block and shared file storage.
  • Query API and AWS SDKs provide programmatic access.
  • AWS states a 99.99% availability SLA per Region.

Limits

  • Eligible per-second billing has a 60-second minimum.
  • Customers remain responsible for applicable compliance requirements.
  • Surplus CPU credits in the T4g trial can incur charges.

Who it suits

EC2 suits teams that need configurable cloud virtual servers for application, compute, or machine-learning workloads. Buyers should consider instance-based billing, storage options, scaling policies, and the stated free-plan conditions.

Amazon EC2 in depth

Read the full write-up

Amazon EC2 provides virtual servers in AWS that can be resized to suit changing compute needs. It is best for teams running varied or variable workloads that can benefit from choosing instance types and scaling capacity. Its range is a strong advantage, but usage-based pricing makes cost management part of the decision.

Overview

EC2 spans more than 1,000 instance types using Intel, AMD and Arm processors. That breadth suits organizations with different compute demands, from web applications to high-performance computing, machine learning, SAP, Windows and macOS workloads. It also means buyers must choose capacity and billing terms for their own workloads rather than rely on one representative configuration.

AWS says EC2 launched in 2006, a few months after S3. The service is available in 39 Regions, with a stated availability SLA commitment of 99.99% for each Region. AWS includes EC2 in its compliance program scope, which covers independent-auditor certifications and attestations; customers remain responsible for meeting the compliance requirements that apply to them.

Key features

EC2 Auto Scaling can add or remove instances under dynamic or predictive policies, while load balancing is supported. Together, these capabilities fit workloads whose capacity needs change, though teams still need to choose the scaling policy and manage the associated usage costs.

Amazon EBS supplies persistent block storage and Amazon EFS supplies shared file storage. AWS Marketplace software and Compute Optimizer recommendations extend the service’s integrations. The Query API and AWS SDKs give developers programmatic access, useful for teams incorporating EC2 into software-driven infrastructure management.

AWS says EC2 security is built on the Nitro System, which moves virtualization functions to dedicated hardware and isolates customer workloads. That is a meaningful architectural safeguard, but it does not remove customer responsibility for applicable compliance requirements.

Pricing

EC2 is paid, with pricing noted from $0.01. Usage is billed per instance-hour or per second depending on instance type and operating system; eligible per-second usage has a 60-second minimum. The rate depends on the instance and operating system, so the starting figure is not a universal cost for running a server.

Plans

AWS Free Tier credits for EC2: free. New AWS customers receive up to $200 in credits for eligible AWS services, including EC2. The free plan is available for 6 months after account creation, making it a time-limited way to try eligible usage rather than an ongoing free server allowance.

Spot Instances: free. They use spare EC2 capacity at a discount of up to 90% compared with On-Demand prices. Availability depends on spare capacity and pricing varies, so this is for workloads able to accommodate those conditions, not a guaranteed fixed-cost option.

Savings Plans: custom pricing. A one- or three-year usage commitment with an hourly spend commitment can reduce costs by up to 72% compared with On-Demand prices. The commitment suits predictable usage better than workloads that need to avoid long-term obligations.

On-Demand Instances: custom pricing. Pay by the hour or second, with no upfront payment or long-term commitment. This is the flexible choice for variable or uncertain usage, but rates depend on instance and operating system.

Until December 31, 2026, the T4g free trial provides up to 750 aggregate t4g.small instance hours per month. Surplus CPU credits can incur charges, so staying within the hour allowance alone does not ensure there will be no bill. Basic AWS Support is included for all AWS customers, with 24/7 customer service, documentation, communities, Trusted Advisor core checks and AWS Health. EC2 also has a premium support level.

Platforms

EC2 supports API, Linux, macOS, web and Windows platforms. Its stated workload range covers both operating-system-specific needs and broader application and compute workloads.

Who it's for

EC2 is a strong fit for teams that need to choose among many processor and instance options, connect compute to AWS storage, or scale capacity with demand. On-Demand billing accommodates uncertain usage, while Savings Plans can suit teams prepared to commit to a usage level. A small, steady workload may not need this breadth, and buyers who cannot manage instance selection or variable usage charges should weigh that operational responsibility carefully.

Pros and cons

Pro: More than 1,000 instance types across three processor families provide options for a wide range of workloads.

Pro: Dynamic and predictive scaling, plus EBS and EFS, support changing compute needs and distinct storage patterns.

Pro: On-Demand avoids upfront payment and long-term commitment, while Spot and Savings Plans provide different routes to lower costs for suitable usage.

Con: Cost varies by instance, operating system and billing basis, requiring more attention than a single flat rate.

Con: Savings Plans require a one- or three-year usage commitment, and Spot depends on spare capacity.

Con: The T4g trial has a monthly aggregate-hours cap and surplus CPU credits may incur charges.

Alternatives

Container Build Tools is a category to explore for a focused container-building choice rather than EC2’s broad virtual-server service.

Dagger is a freemium option with a free Individual plan for one user, 1,000,000 monthly events, one month of run history and community support; choose it when those defined limits suit the need better than EC2’s instance-based compute. BuildKit is a free, perpetual, no-charge Apache License 2.0 option for teams seeking open-source container build tooling. Garden has a free tier with limited build minutes, cache hits and cache retention, plus an Enterprise plan with custom pricing; it may suit teams whose needs align with those build-focused tiers.

Depot is a paid alternative with a free trial and a Developer plan at $20 a month, billed monthly, including one user, 500 Docker build minutes, 2,000 Depot CI minutes and 2,000 GitHub Actions minutes. ko, Tilt, and Jib are free options for container-image or container-building workflows, with Jib focused on Java. Earthly is another free option to consider.

Verdict

Choose EC2 if your team needs configurable cloud compute across varied workloads and wants scaling, storage and programmatic access within AWS. Its decisive strength is the breadth of instance choices and workload support; its main drawback is that selecting capacity and controlling usage-based costs take ongoing care. Look elsewhere when a focused build tool or a simpler, fixed-scope option better matches the job.

Verdict

EC2 offers a broad set of virtual server options, scaling policies, storage integrations, and programmatic access. Its billing depends on instance type and operating system, and trial usage has stated limits.

Where Specifiction places it

Alternatives to Amazon EC2All alternatives →