Amazon SQS vs Pusher
Discover how Amazon SQS compares to Pusher, and understand which is right for your use case, based on dimensions such as core features, pricing, reliability, and scalability.
What is Amazon SQS?
Amazon Simple Queue Service (SQS) is a fully managed messaging queuing service which enables decoupling and scaling of distributed systems. It is secure, reliable, and suitable for handling asynchronous communication between software components, which ensures that messages are not lost and are processed efficiently.
What is Pusher?
Pusher is a first-generation pub/sub messaging service that provides bi-directional hosted APIs for adding realtime features to applications. Pusher offers two products:
- Channels - Build scalable realtime features
- Beams - Programmatic push notifications
Compare Amazon SQS and Pusher
Let’s compare Amazon SQS and Pusher, looking at key dimensions such as their core features, pricing, integrations, QoS, performance, and security and compliance.
Disclaimer:This comparison was created based on documentation and resources freely available online about Amazon SQS and Pusher. The content was last updated on 16 Aug 2024 for Amazon SQS and on 1 Aug 2024 for Pusher. Be sure to double-check everything before you make any decisions. If you do find anything incorrect or out of date, then please contact us.
Core features | |||
Pub/Sub messaging | Reduces communication code complexity, simplifying the process of building highly functional and architecturally complex realtime apps. | Amazon SQS No AWS SQS is a queueing system and not a pub/sub messaging system. | Pusher Yes |
Chat capabilities | Accelerates the time to implement rich chat experiences with features such as read receipts, typing indicators, and more. | Amazon SQS No | Pusher No Pusher has channels which enable read receipts, but no SDK, reactions, or read-receipts built in. Read more |
Collaboration capabilities | Enables you to quickly integrate realtime collaborative features like live cursors, member location, avatar stacks, and component locking. | Amazon SQS No | Pusher No |
State sync capabilities | Enables realtime data synchronization across devices and users, ensuring a cohesive and up-to-date user experience. | Amazon SQS Partial AWS SQS can be implemented with AWS AppSync which supports real-time data synchronization using GraphQL subscriptions. This allows UI updates to reflect changes in the underlying data store (like DynamoDB or other databases) without the need for polling. | Pusher |
Presence | Maintaining a view of which users are connected, and their associated metadata, enables their online status to be updated in realtime. | Amazon SQS Partial Partially supported, requiring integration with other AWS services. | Pusher Yes |
Occupancy | High-level metrics about the clients currently connected to a channel make it simple to show things such as connected user count, or display which channels are the most popular. | Amazon SQS No | Pusher No |
Message interactions | Enables interaction with previously-sent messages, facilitating the implementation of features like message reactions and threads. | Amazon SQS No | Pusher No |
Message history | Enables clients to catch up on missed messages when inactive, ensuring a user doesn’t miss any important messages. | Amazon SQS Partial Amazon S3 can be used to archive past messages, while AWS AppSync can facilitate retrieving messages and syncing them with UI updates. However, managing message history may require additional custom development or integration. | Pusher No Pusher does not offer any message history functionality. But Cache Channels stores the last event sent to the channel - it is stored for a max of 30 min or until a new event arrives. This can be useful in some use cases. |
Push notifications | Cross-platform push notifications make it possible to deliver important and timely messages to users even when they’re inactive. | Amazon SQS Partial Amazon SQS can be integrated with AWS SNS to deliver push notifications based on events. | Pusher Yes Pusher's product Beams is a cross-platform push notifications API. |
Message delta compression | Minimizes bandwidth and can reduce latency, particularly in scenarios where continuous updates are sent. | Amazon SQS No | Pusher No |
Programmatic management | Enables the automation of provisioning, management, and testing of service resources, simplifying integration with existing development workflows such as CI. | Amazon SQS Yes AWS provides comprehensive APIs and SDKs for programmatic management of its services. | Pusher No |
Pricing | |||
Free plan | With a free plan, you can test the service’s functionality and compatibility with your project before committing to a paid plan. | Amazon SQS Yes The Amazon SQS Free Tier offers up to 1 million requests per month at no cost for all customers for both standard and FIFO Queues. | Pusher Partial Only in 'sandbox', which is a free plan which gives you 200,000 messages and up to 100 concurrent connections per day. |
Pricing model | The pricing model should align with your project's expected load, usage patterns, and budget in order to be cost-effective and efficient. | Amazon SQS AWS SQS has a free tier and pay-as-you-go pricing model based on usage (number of queue requests and data transfer). Read more | Pusher Pusher has free, flexible, and Enterprise plans based on number of messages and concurrent connections. See more information |
Integrations & interoperability | |||
SDKs | Supporting multiple languages and platforms offers greater flexibility when building cross-platform realtime apps. | Amazon SQS
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Supported realtime protocols | Support for multiple protocols provides the flexibility to choose a protocol that best suits your project’s requirements. | Amazon SQS
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Serverless functions | Enables integration with third-party cloud providers by facilitating the execution of custom code against messages to perform business logic like on-the-fly translation. | Amazon SQS None natively; serverless functions are available through integration with AWS Lambda. | Pusher
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Streaming & queueing | Provides a dependable method to reroute messages from the service to third-party streams and queues for further processing. | Amazon SQS Yes | Pusher No |
Observability services | Enables realtime monitoring and troubleshooting by offering insights into service behavior directly in your observability platform of choice. | Amazon SQS Partial AWS SQS provides an integration with Amazon CloudWatch for monitoring usage and metrics. | Pusher Yes Pusher provides Datadog and Librato integrations. |
CI/CD tools | Makes it possible to provision and configure service infrastructure as part of a CI or CD pipeline, enabling repeatable and reliable deployments. | Amazon SQS Yes Supports:
| Pusher No |
Quality of Service | |||
Scalability | Scalability is vital as it ensures the service can handle increased data load or users without compromising performance. | Amazon SQS No published metrics are available. | Pusher No scalability metrics published. |
Guaranteed message delivery | Ensures messages are never lost during transmission, even in the presence of network disruptions. | Amazon SQS Yes AWS SQS provides robust support for guaranteed message delivery, ensuring that each message is reliably delivered to its intended recipient. | Pusher No |
Guaranteed message ordering | Maintains the sequence of messages as they were sent. This is particularly important in apps where the chronological order of messages is essential for meaningful communication. | Amazon SQS Yes For AWS SQS FIFO Queues, messages are delivered in the exact order they are sent, following a strict First-In-First-Out (FIFO) sequence. | Pusher No |
Exactly-once message delivery | Guarantees that each message is processed exactly once, preventing data inconsistencies that can arise from duplicate processing or missing messages. | Amazon SQS Yes When using AWS SQS FIFO Queues, messages are delivered exactly once with no duplication. | Pusher No |
Performance & availability | |||
Uptime Guarantee | An uptime guarantee instills confidence in the reliability of the service and protects your business from the negative impacts of downtime. | Amazon SQS 99.9%. Read more | Pusher Channels SLA: API will be made available with an Annual API Uptime Percentage of 99.95%. Pusher will use commercially reasonable efforts to make Pusher Beams available with an Annual Uptime Percentage of > 99.95%. Read more |
Global edge network | By bringing servers (Points of Presence, or PoP) geographically closer to the devices of end users, and routing requests to the nearest PoP, global latency is reduced to a minimum. | Amazon SQS Yes | Pusher No |
Multi-region data replication (message durability) | By replicating data across multiple regions, the risk of data loss or downtime is greatly mitigated since if data is lost or a server fails in one region, the information can be retrieved from another. | Amazon SQS Partial AWS SQS provides high message durability within a single AWS region by replicating messages across multiple Availability Zones. But it does not natively support cross-region replication. For multi-region data replication, you can use additional strategies, such as using AWS services like AWS Lambda or AWS Data Pipeline to replicate messages from SQS queues in one region to SQS queues in another region. | Pusher No Pusher apps are located in a single data center rather than distributed across multiple data centers. Any latency issues that occur in that data center will affect all apps hosted there. |
No single point of failure or congestion | Having no single point of failure means a system is resilient and can continue to operate even if one part fails. Avoiding a single point of congestion ensures messages flow efficiently across the system and avoids bottlenecks that could lead to performance issues under load. | Amazon SQS Yes Messages in AWS SQS are distributed across various availability zones in a region, ensuring high availability and scalability. | Pusher No Pusher apps are located in a single data center rather than distributed across multiple data centers. If that data center goes offline then all apps hosted there are affected. |
Latency | Low latency is crucial for realtime apps as it ensures swift and efficient data transmissions, providing a smoother and more responsive user experience. | Amazon SQS Latencies for SendMessage, ReceiveMessage, and DeleteMessage API requests range from tens to low hundreds of milliseconds. | Pusher Not shared. Because apps exist in only one region, message latencies increase for clients the further they are from your chosen data center. |
Security & compliance | |||
API key authentication | Simplifies the authentication code on trusted servers compared to requesting, managing, and refreshing tokens. | Amazon SQS Yes | Pusher Yes |
Token-based authentication | Provides a means to securely authenticate user devices against your user management system. | Amazon SQS No AWS SQS does not directly support token-based authentication. Instead, AWS SQS relies on AWS Identity and Access Management (IAM) for authentication and authorization. | Pusher Yes |
Single Sign-On (SSO) authentication | SSO streamlines login processes, boosts security by minimizing password use, and meets compliance needs for secure data access management. | Amazon SQS Yes | Pusher Partial For GitHub and Google. |
Rules for permissions and operations | Provides control over which users can subscribe and publish to certain channels. | Amazon SQS Yes | Pusher Partial Requires you to implement an endpoint they will call to check if operation is allowed. |
End-to-end encryption | Ensures that the data transmitted between the client and the API server remains confidential and secure while in transit. | Amazon SQS Yes | Pusher Yes |
Encryption at rest | Ensures data stored by the service is secure and compliant, while also mitigating the risks of a data breach. | Amazon SQS Yes AWS SQS supports encryption at rest using AWS KMS (Key Management Service). | Pusher No |
Compliance | Compliance with regulations can impact your ability to meet legal obligations in your industry. | Amazon SQS
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Alternatives to Amazon SQS and Pusher
While both Amazon SQS and Pusher are worth considering as options for realtime experiences, they aren’t without their limitations. We suggest evaluating them against the following alternatives to make sure you find the right solution for your needs.
Alternatives to Amazon SQS
RabbitMQ is the open-source message broker supporting multiple messaging protocols.
ActiveMQ is an open-source message broker with support for multiple protocols, offering high availability and scalability for enterprise messaging.
Apache Kafka is an open-source realtime data streaming platform.
Alternatives to Pusher
Firebase Realtime Database is a cloud-hosted database by Google, allowing developers to build realtime applications for web and mobile.
PubNub is a developer API platform that powers the realtime infrastructure in apps to build engaging Virtual Spaces where online communities can connect.
OneSignal is a customer engagement platform that offers push notifications, messages, and email sends for businesses to manage communication with their users.
Discover how Amazon SQS and Pusher stack up against Ably
Ably is the definitive realtime experience platform of the internet. See how we compare to Amazon SQS and Pusher on key dimensions such as core features, pricing, integrations, QoS, performance, and security and compliance.
Try Ably for free to discover the benefits for yourself
Ably has built reliable realtime infrastructure so you don’t have to. On our free plan you benefit from:
- 6M monthly messages
- 200 concurrent channels
- 200 concurrent connections