# Amazon DynamoDB vs Redis

| Attribute | Amazon DynamoDB | Redis |
|---|---|---|
| **vioscaleAI score** | 76.7 (72% (medium)) | 73.9 (75% (high)) |
| activity.commits_last_30d | - | 42 |
| adoption.dependent_repos | - | 1 |
| adoption.github_stars | - | 76,264 |
| adoption.stackoverflow_questions | - | 26,000 |
| content.faq | `[{"answer":"DynamoDB is a distributed key-value database that handles workloads at any scale with zero infrastructure management. It provides automatic scaling, multi-region replication with strong consistency options, ACID transactions, native vector search, and built-in integrations for analytics and event processing. It is indexed under NoSQL Databases.","source":"https://aws.amazon.com/pricing/?nc2=h_pr_pr","question":"What is Amazon DynamoDB?","confidence":0.6},{"answer":"Amazon DynamoDB offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://aws.amazon.com/pricing/?nc2=h_pr_pr","question":"Is Amazon DynamoDB free?","confidence":0.6},{"answer":"Amazon DynamoDB supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://aws.amazon.com/pricing/?nc2=h_pr_pr","question":"What platforms does Amazon DynamoDB support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Amazon DynamoDB, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://aws.amazon.com/pricing/?nc2=h_pr_pr","question":"Can Amazon DynamoDB be self-hosted?","confidence":0.6},{"answer":"We have confirmed 11 integrations for Amazon DynamoDB, including AWS Lambda, Amazon OpenSearch Service, Amazon SageMaker, Amazon Redshift, Amazon S3 Tables, DynamoDB Accelerator (DAX), AWS Key Management Service (KMS) and AWS Identity and Access Management (IAM), plus 3 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://aws.amazon.com/pricing/?nc2=h_pr_pr","question":"What does Amazon DynamoDB integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001, HIPAA and GDPR for Amazon DynamoDB. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Amazon DynamoDB not holding them. Always confirm compliance directly before you rely on it.","source":"https://aws.amazon.com/pricing/?nc2=h_pr_pr","question":"What security certifications does Amazon DynamoDB have?","confidence":0.6},{"answer":"Amazon DynamoDB is available worldwide. The vendor is headquartered in the United States.","source":"https://aws.amazon.com/pricing/?nc2=h_pr_pr","question":"Where is Amazon DynamoDB available?","confidence":0.75}]` | `[{"answer":"Redis is an in-memory data platform that stores and retrieves data at high speed, making it ideal for applications requiring real-time performance. It serves use cases including caching, session management, message queuing, leaderboards, fraud detection, and vector search for AI applications.","source":"https://redis.io","question":"What is Redis and what is it primarily used for?","confidence":0.95},{"answer":"Redis offers both options: Redis Open Source is free and available under an open-source license (version 8.0 and later uses a tri-license model with RSALv2, SSPLv1, or AGPLv3). For commercial users, Redis Inc. provides Redis Cloud (fully managed) and Redis Software (self-managed on-premise), both with paid plans.","source":"https://github.com/redis/redis","question":"Is Redis open-source or commercial?","confidence":0.95},{"answer":"Redis provides official client libraries for Python, Node.js, Java, Go, and .NET, plus numerous community-maintained libraries for other languages. This wide language support makes it compatible with most modern development stacks.","source":"https://redis.io","question":"What programming languages and platforms does Redis support?","confidence":0.92},{"answer":"Redis supports a wide range of data types including strings, lists, sets, sorted sets, hashes, streams, JSON, geospatial indexes, time-series data, and vector sets. This variety enables developers to optimize for different use cases from simple key-value storage to complex AI vector search.","source":"https://redis.io/docs/latest/develop/data-types/","question":"What data types does Redis support?","confidence":0.95},{"answer":"Redis offers three deployment options: Redis Open Source for self-managed on-premise installations, Redis Software for self-managed hybrid deployments, and Redis Cloud for fully managed cloud hosting on AWS, Azure, or Google Cloud. This flexibility allows organizations to choose based on their infrastructure and operational preferences.","source":"https://redis.io","question":"How can you deploy Redis?","confidence":0.93},{"answer":"Redis Cloud operates on a tiered model with a free tier (limited to 30 MB), an Essentials tier starting from $5 per month for shared deployment, and a Pro tier (minimum $200 per month) for dedicated deployment with multi-region capabilities. Pricing is based on data size, with option to pay hourly or commit to monthly plans.","source":"https://redis.io/pricing/","question":"What is the pricing model for Redis Cloud?","confidence":0.9},{"answer":"Common alternatives include Memcached for simple caching, database caching layers, key-value stores like DynamoDB or MongoDB, and message brokers like Apache Kafka. The choice depends on whether the primary need is ultra-fast caching, persistent storage, complex queries, or message streaming.","source":"https://redis.io","question":"What are common alternatives to Redis?","confidence":0.88},{"answer":"Redis offers optional persistence through snapshotting and append-only file (AOF) logging, though its primary design prioritizes speed via in-memory storage. For critical data, users typically pair Redis with a persistent database or use Redis Cloud's backup features. Advanced plans on Redis Cloud provide up to 99.999% uptime SLA with active-active multi-region deployment.","source":"https://redis.io","question":"Does Redis provide persistence and data reliability?","confidence":0.91}]` |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"hybrid":true,"on_prem":true,"self_hosted":true}` |
| description.long | DynamoDB is a distributed key-value database that handles workloads at any scale with zero infrastructure management. It provides automatic scaling, multi-region replication with strong consistency options, ACID transactions, native vector search, and built-in integrations for analytics and event processing. | Redis is an in-memory data structure server that provides caching, real-time messaging, and searching at sub-millisecond latency. It supports diverse data types including JSON, time series, and Bloom filters, available as open-source software or managed cloud services. |
| features.capabilities | `{"schema":"schemaless","hosting":"cloud","data_model":"document","ttl_expiry":true,"consistency":"strong","replication":"active_active","multi_region":true,"partitioning":"automatic","transactions":"multi_item_acid","license_class":"proprietary","managed_cloud":true,"vector_search":true,"change_streams":true,"query_language":"key_only","acid_transactions":true,"secondary_indexes":"yes","horizontal_scaling":true}` | `{"hosting":"both","clustering":"sharded","data_model":"key_value","deployment":"managed","consistency":"strong","persistence":"append_log","replication":true,"eviction_ttl":true,"storage_tier":"in_memory","transactions":"multi_exec","licence_class":"source_available","managed_cloud":true,"vector_search":true,"wire_protocol":"resp","multi_threaded":true,"pubsub_streams":true,"data_structures":"rich_types","full_text_search":true,"redis_api_compat":"full","acid_transactions":true,"horizontal_scaling":true}` |
| integrations.count | 9 | 11 |
| integrations.list | `[{"name":"AWS Lambda"},{"name":"Amazon OpenSearch Service"},{"name":"Amazon SageMaker"},{"name":"Amazon Redshift"},{"name":"Amazon S3 Tables"},{"name":"DynamoDB Accelerator (DAX)"},{"name":"AWS Key Management Service (KMS)"},{"name":"AWS Identity and Access Management (IAM)"},{"name":"AWS CloudWatch"},{"name":"AWS PrivateLink"},{"name":"DynamoDB Accelerator","native":true},{"name":"Kinesis Data Streams","native":false,"category":"streaming"},{"name":"CloudWatch","native":false,"category":"monitoring"}]` | `[{"name":"Oracle"},{"name":"PostgreSQL"},{"name":"MySQL"},{"name":"MariaDB"},{"name":"Percona XtraDB"},{"name":"Microsoft SQL Server"},{"name":"MongoDB"},{"name":"Cassandra"},{"name":"Google Cloud SQL"},{"name":"Grafana"},{"name":"Prometheus"},{"name":"AWS"},{"name":"Microsoft Azure"},{"name":"Google Cloud"},{"name":"Python"},{"name":"Node.js"},{"name":"Java"},{"name":"Go"},{"name":".NET"},{"name":"Datadog","native":true,"category":"monitoring"},{"name":"New Relic","native":true,"category":"monitoring"}]` |
| language.primary | - | C |
| license.spdx | - | RSALv2 |
| market.availability | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"mac":true,"web":true,"linux":true,"windows":true}` |
| pricing | `{"type":"usage","summary":"Pay-as-you-go model. Free tier available.","currency":"USD","freeTier":true,"sourceUrl":"https://aws.amazon.com/pricing/?nc2=h_pr_pr","retrievedAt":"2026-08-14T11:06:10.784Z","billingPeriods":["month"]}` | `{"type":"hybrid","plans":[{"free":true,"name":"Redis Open Source","description":"Free open-source in-memory database for caching and streaming","contactSales":false},{"free":false,"name":"Redis Cloud Essentials","description":"Low-cost managed cloud service with fixed 10% RAM to Flash ratio","contactSales":false},{"free":false,"name":"Redis Cloud Premium","description":"Mid-tier managed cloud offering","contactSales":false},{"free":false,"name":"Redis Cloud Enterprise","description":"High-end managed cloud service","contactSales":true},{"free":false,"name":"Redis Enterprise Software","description":"Self-managed on-premises software with enterprise compliance and reliability","contactSales":false}],"summary":"Free open source, plus managed cloud tiers and self-managed enterprise software","currency":"USD","freeTier":true,"sourceUrl":"https://redis.io/pricing/calculator/","retrievedAt":"2026-09-07T13:13:12.965Z","billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | low | low |
| pricing.transparent | no | yes |
| release.cadence_days | - | 45 |
| release.history | - | `[{"url":"https://github.com/redis/redis/releases/tag/8.10.1","date":"2026-08-17T16:44:04Z","type":"stable","version":"8.10.1"},{"url":"https://github.com/redis/redis/releases/tag/8.8.2","date":"2026-08-17T16:41:01Z","type":"stable","version":"8.8.2"},{"url":"https://github.com/redis/redis/releases/tag/8.6.6","date":"2026-08-17T16:39:37Z","type":"stable","version":"8.6.6"},{"url":"https://github.com/redis/redis/releases/tag/8.4.6","date":"2026-08-17T16:38:05Z","type":"stable","version":"8.4.6"},{"url":"https://github.com/redis/redis/releases/tag/8.2.9","date":"2026-08-17T16:36:23Z","type":"stable","version":"8.2.9"},{"url":"https://github.com/redis/redis/releases/tag/7.4.11","date":"2026-08-17T16:33:09Z","type":"stable","version":"7.4.11"},{"url":"https://github.com/redis/redis/releases/tag/7.2.16","date":"2026-08-17T16:30:32Z","type":"stable","version":"7.2.16"},{"url":"https://github.com/redis/redis/releases/tag/6.2.24","date":"2026-08-17T16:28:20Z","type":"stable","version":"6.2.24"},{"url":"https://github.com/redis/redis/releases/tag/8.10.0","date":"2026-07-29T17:20:06Z","type":"stable","version":"8.10.0"},{"url":"https://github.com/redis/redis/releases/tag/8.8.1","date":"2026-07-23T19:30:31Z","type":"stable","version":"8.8.1"},{"url":"https://github.com/redis/redis/releases/tag/8.6.5","date":"2026-07-23T19:27:27Z","type":"stable","version":"8.6.5"},{"url":"https://github.com/redis/redis/releases/tag/8.4.5","date":"2026-07-23T19:24:29Z","type":"stable","version":"8.4.5"},{"url":"https://github.com/redis/redis/releases/tag/8.2.8","date":"2026-07-23T19:20:47Z","type":"stable","version":"8.2.8"},{"url":"https://github.com/redis/redis/releases/tag/7.4.10","date":"2026-07-23T18:01:58Z","type":"stable","version":"7.4.10"},{"url":"https://github.com/redis/redis/releases/tag/7.2.15","date":"2026-07-23T17:57:28Z","type":"stable","version":"7.2.15"},{"url":"https://github.com/redis/redis/releases/tag/6.2.23","date":"2026-07-23T17:52:11Z","type":"stable","version":"6.2.23"},{"url":"https://github.com/redis/redis/releases/tag/8.10-rc2","date":"2026-07-20T18:23:28Z","type":"prerelease","version":"8.10-rc2"},{"url":"https://github.com/redis/redis/releases/tag/8.10-rc1","date":"2026-07-20T15:10:45Z","type":"prerelease","version":"8.10-rc1"},{"url":"https://github.com/redis/redis/releases/tag/8.6.4","date":"2026-06-04T16:36:44Z","type":"stable","version":"8.6.4"},{"url":"https://github.com/redis/redis/releases/tag/8.4.4","date":"2026-06-04T16:35:27Z","type":"stable","version":"8.4.4"}]` |
| reliability.sla_pct | 99.999 | 99.99 |
| reliability.status_page | yes | yes |
| security.certifications | `[{"name":"SOC 1/2/3","status":"active"},{"name":"PCI","status":"active"},{"name":"FINMA","status":"active"},{"name":"ISO","status":"active"}]` | - |
| security.disclosure_policy | yes | yes |
| security.fedramp | yes | - |
| security.gdpr | yes | yes |
| security.hipaa | yes | yes |
| security.iso27001 | yes | yes |
| security.pci | yes | yes |
| security.scorecard | - | 6.9 |
| security.soc2 | yes | yes |
| security.trust_center | https://aws.amazon.com/trust-center/ | https://redis.io/security/ |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=redisex&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Databases)

| Capability | Amazon DynamoDB | Redis |
|---|:--:|:--:|
| **Core** |  |  |
| Data model | Document | Key-value |
| ACID transactions | ✓ | ✓ |
| SQL support | - | - |
| **Scale** |  |  |
| Horizontal scaling / sharding | ✓ | ✓ |
| Replication | - | ✓ |
| **Query** |  |  |
| Full-text search | - | ✓ |
| Vector search | ✓ | ✓ |
| **Deployment** |  |  |
| Managed cloud offering | ✓ | ✓ |
| Hosting | Cloud only | Cloud + self-hosted |

*Source: vioscaleAI. Generated 2026-09-21T03:33:41.046Z. "-" = undocumented, not absent.*