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    Overview
    ProductRatingMost Used ByProduct SummaryStarting Price

    Slack

    Score9 out of 10
    N/ASlack is a group messaging or team collaboration app that aims to simplify communication for businesses. Features include open discussions, private groups, and direct messaging, as well as deep contextual search and message archiving, and file sharing. Slack integrates with a number of other tools, such as MailChimp, Dropbox, and Google Drive. Slack was acquired by Salesforce in December 2020. The product is free to use, and also has paid plans with more features and greater controls. The…

    $8.75

    per month per user

    Twilio

    Score7.7 out of 10
    N/ATwilio offers a CPaaS and CCaaS solution, with the combination of its programmable Voice, Video, and Messaging APIs, as well as the Twilio Flex cloud contact center. Additional capabilities include Twilio's Elastic SIP Trunking, as well as API for WhatsApp.

    $0

    per min per participant

    Pricing
    SlackTwilio
    Editions & Modules
    Free
    $0
    Pro
    $7.25*
    per month per user
    Business+
    $12.50*
    per month per user
    Enterprise
    Contact Sales
    Programmable Video
    $0.0015
    per min per participant
    WhatsApp Business API
    $0.0042
    Per WhatsApp Template message sent
    WhatsApp Business API
    $0.005
    Per WhatsApp session message
    Elastic SIP Trunking
    $0.007
    Per min for termination
    Programmable Messaging
    $0.0075
    per message sent or received
    Programmable Voice
    $0.0085
    per minute to receive a call
    Programmable Voice
    $0.013
    per min to make a call
    Elastic SIP Trunking
    $0.045
    Per min for origination
    Twilio Conversations
    $0.05
    per active user per month
    Twilio Authy
    $0.09
    per authentication
    Programmable Wireless
    $0.1
    per MB
    Twilio Flex (Contact Center)
    $1
    per active user hour (5000 hours free)
    Programmable Wireless
    $2.00
    per SIM card
    Twilio SendGrid Email API
    $14.95
    per month up to 100k emails. (Up to 40k emails free for 30 days)
    Twilio SendGrid Marketing Campaigns
    $15
    per month for 5,000 contacts and 15,000 emails. Your first 2,000 contacts are free
    Twilio Flex (Contact Center)
    $150
    per named user per month (5000 hours free)
    Offerings
    Pricing Offerings
    SlackTwilio
    Free Trial
    YesYes
    Free/Freemium Version
    YesNo
    Premium Consulting/Integration Services
    NoYes
    Entry-level Setup FeeNo setup feeOptional
    Additional Details*Per active user, per month, when paying once a year. Pro is $8.75 USD per active user when paying month to month. Business+ is $15.00 USD per active user when paying month to month.1. Pay-as-you-go pricing: Simple usage-based pricing without contracts. 2. Volume discounts: Discounts trigger as usage grows. 3. Free trial credit that includes full API access.
    More Pricing Information
    Community Pulse
    SlackTwilio
    Considered Both Products
    Salesforce
    No answer on this topic
    Twilio
    Chose Twilio
    Our company used the text feature through Heymarket which was useful at first but did not provide the integration features we needed for our CRM system. Heymarket did not openly integrate nor help keep track of responses as well as Twilio does. Twilio has some buggy features …
    Incentivized
    Key User Insights
    Would buy again
    97%
    Would buy again
    503 Answers
    92%
    Would buy again
    66 Answers
    Delivers good value for the price
    99%
    Delivers good value for the price
    426 Answers
    92%
    Delivers good value for the price
    58 Answers
    Happy with the feature set
    98%
    Happy with the feature set
    510 Answers
    94%
    Happy with the feature set
    68 Answers
    Lived up to sales and marketing promises
    98%
    Lived up to sales and marketing promises
    295 Answers
    88%
    Lived up to sales and marketing promises
    45 Answers
    Implementation went as expected
    99%
    Implementation went as expected
    330 Answers
    89%
    Implementation went as expected
    56 Answers
    Features
    SlackTwilio
    Project Management
    Comparison of Project Management features of Slack and Twilio
    Feature
    Slack
    7.9
    628 Ratings
    2% above category average
    Twilio
    -
    Ratings
    Task Management7.6430 Ratings00 Ratings
    Gantt Charts6.961 Ratings00 Ratings
    Scheduling7.8363 Ratings00 Ratings
    Workflow Automation8.0396 Ratings00 Ratings
    Mobile Access9.4601 Ratings00 Ratings
    Search8.2608 Ratings00 Ratings
    Visual planning tools7.3275 Ratings00 Ratings
    Communication
    Comparison of Communication features of Slack and Twilio
    Feature
    Slack
    8.7
    636 Ratings
    9% above category average
    Twilio
    -
    Ratings
    Chat9.6635 Ratings00 Ratings
    Notifications8.7632 Ratings00 Ratings
    Discussions9.2620 Ratings00 Ratings
    Surveys8.1413 Ratings00 Ratings
    Internal knowledgebase7.8412 Ratings00 Ratings
    Integrates with GoToMeeting8.9110 Ratings00 Ratings
    Integrates with Gmail and Google Hangouts8.7182 Ratings00 Ratings
    Integrates with Outlook8.9120 Ratings00 Ratings
    File Sharing & Management
    Comparison of File Sharing & Management features of Slack and Twilio
    Feature
    Slack
    8.4
    603 Ratings
    4% above category average
    Twilio
    -
    Ratings
    Versioning8.2326 Ratings00 Ratings
    Video files8.2541 Ratings00 Ratings
    Audio files8.4527 Ratings00 Ratings
    Document collaboration7.9429 Ratings00 Ratings
    Access control8.3411 Ratings00 Ratings
    Advanced security features8.3362 Ratings00 Ratings
    Integrates with Google Drive9.0211 Ratings00 Ratings
    Device sync9.0455 Ratings00 Ratings
    Best Alternatives
    SlackTwilio
    Small Businesses
    Flock
    Score9.5 out of 10
    Simplify360
    Score7.8 out of 10
    Medium-sized Companies
    Troop Messenger
    Score9.8 out of 10
    Customer.io
    Score9.1 out of 10
    Enterprises
    Cisco Business Edition 7000 (discontinued)
    Score9 out of 10
    SAP Service Cloud
    Score8.5 out of 10
    All AlternativesView all alternativesView all alternatives
    User Ratings
    SlackTwilio
    Likelihood to Recommend
    9.1
    (639 ratings)
    8.1
    (94 ratings)
    Likelihood to Renew
    10.0
    (25 ratings)
    7.5
    (5 ratings)
    Usability
    9.0
    (255 ratings)
    9.5
    (10 ratings)
    Availability
    10.0
    (2 ratings)
    -
    (0 ratings)
    Performance
    10.0
    (2 ratings)
    8.0
    (38 ratings)
    Support Rating
    10.0
    (68 ratings)
    5.7
    (16 ratings)
    Implementation Rating
    8.9
    (5 ratings)
    9.5
    (2 ratings)
    Configurability
    10.0
    (2 ratings)
    -
    (0 ratings)
    Contract Terms and Pricing Model
    10.0
    (1 ratings)
    10.0
    (1 ratings)
    Ease of integration
    9.7
    (2 ratings)
    -
    (0 ratings)
    Product Scalability
    10.0
    (1 ratings)
    -
    (0 ratings)
    Professional Services
    10.0
    (1 ratings)
    10.0
    (1 ratings)
    Vendor post-sale
    10.0
    (1 ratings)
    -
    (0 ratings)
    Vendor pre-sale
    10.0
    (1 ratings)
    -
    (0 ratings)
    User Testimonials
    SlackTwilio
    Likelihood to Recommend
    Salesforce
    Slack is ideal for Scrum and agile teams that need continuous communication during sprint planning, daily stand-ups, backlog refinement, testing, and retrospectives. Slack is well-suited for maintaining team knowledge through searchable conversations and dedicated channels, where experienced team members help onboard new QA analysts.
    Read full review
    Twilio
    I have tried other competitors. But I always end up going back to Twilio because I feel like it is dependable, easy to use, and, has competitive pricing. The only time I wouldn't recommend Twilio to someone as if they are completely inexperienced about using webhooks or APIs. Because you can't really just sign up and start using Twilio without connecting it to another platform first.
    Incentivized
    Read full review
    Pros
    Salesforce
    • Customer issues: Threads feature allows us to group a particular issue in a single thread and discuss within that thread. I can use the thread link to embed in JIRA ticket for tracking progress in JIRA (which is our details engineering tracking system).
    • Ability to add folder to Slack channel helps keep important information, documents easily accessible. e.g., we use this to keep a "ramp up" folder that can be used by any new joiner.
    • Global search is effective when I forget which group a particular message was in.
    Read full review
    Twilio
    • Easy to see my team in one place, when they log in and out and what call status they are in.
    • Twilio is a simple, user friendly way to log in and out of work activities.
    • Excellent services and support.
    • The omnichannel feature which allows agents to get request from all channels.
    Incentivized
    Read full review
    Cons
    Salesforce
    • Would love a better integration with GitHub. For example, notifications when your PR is updated, when review is requested, @-mention in comments, etc.
    • Improved "Later" tab, for example the ability to create to-do lists or making the "Later" tab into a more powerful to-do list (annotate items with notes)
    • More powerful integrations, e.g. Google Calendar could render a calendar view within Slack, rather than sending the daily schedule
    Incentivized
    Read full review
    Twilio
    • Control panel. Often, navigating through lists is challenging. I want endless scrolling, not pagination.
    • Conversational intelligence service require a Language. I would like it to detect it.
    • We would like to have some credit on clients that chose to use their own Twilio account.
    Incentivized
    Read full review
    Likelihood to Renew
    Salesforce
    To be more transparent, I give 10 because Slack serves our collaboration needs. It provide us a good platform for team communication relaying important update within the company, it has even mobile app where you can install in your phone to monitor any updates within that team that needs your immediate attention and intervention.
    Incentivized
    Read full review
    Twilio
    Unless we can get this handled quickly -- less than 1 week -- we will likely switch to another provider who, in my opinion, we'll have to spend close to $3,000 in development time to build a new integration for texting. Our clients need texting and I feel Twilio has failed us miserably.
    Incentivized
    Read full review
    Usability
    Salesforce
    Slack has good usability. Devs that are not familiar with the platform are able to jump into conversations and start sharing code and links within just minutes. Non developers are also able to understand the layout such as the Project Managers that are keeping the projects on track. We have not seen any tickets where employees are having trouble understanding Slack.
    Incentivized
    Read full review
    Twilio
    Twilio has well documented APIs and examples. There are several tutorials, videos and Q&As regarding their services. So, usability is very good. I must say that advanced knowledge of telephony, API/Programming and error-handling is essential to make good use of Twilio. It's not just plug-and-play unless you are integrated with a system that has all of the programming built for it.
    Incentivized
    Read full review
    Reliability and Availability
    Salesforce
    Yes, the app works 24/7. I don't even recall having any period that we could not use since the implementation. Even the maintenance periods are barely noticeable and our work is not impacted by it when it happens.
    Incentivized
    Read full review
    Twilio
    No answers on this topic
    Performance
    Salesforce
    Slack is a soft app, we don't have many issues with it. I recall one or two people complaining about something during our usage period, but I didn't have a bad experience. When the app is slow, usually the problem is with my computer or my internet. The app works just fine.
    Incentivized
    Read full review
    Twilio
    Twilio executes what it is designed to do: send SMS messages at scale while providing very good deliverability. I believe that Twilio is very good at what we use for adding SMS messages to our comms strategy. We can see those messages get opened and replied to, which is exactly what we are looking to achieve.
    Incentivized
    Read full review
    Support Rating
    Salesforce
    Whenever I've had to troubleshoot an issue with Slack (which, to be honest, has not happened very often), their online documentation has been easy to locate, easy to understand, and effective in resolving my issue. Slack's ever-growing popularity also means that there's a large community of practice out there that can be depended upon.
    Incentivized
    Read full review
    Twilio
    I have not had to communicate with Twilio support in the last 3 years but my past experience with them has been very positive. They replied to my previous requests promptly and kept me well informed to resolve my inquiries. With their documentation that's available, I hardly imagine why anyone would need to contact support since it's all there in a concise and easy to understand format. It would probably take you longer to type out a support ticket than to just open their doc websites.
    Incentivized
    Read full review
    Implementation Rating
    Salesforce
    I was not part of the implementation team, but I recall being 100% happy and excited to learn and use a new tool. I'm still am to be honest.
    Incentivized
    Read full review
    Twilio
    The developer APIs and SDKs are super easy to follow.
    Incentivized
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    Alternatives Considered
    Salesforce
    I like Slack better than ClickUp, because I would spend 30-60 minutes a day updating my ClickUp tasks. The way ClickUp was used was very micromanaging. I billed by the hour, so I was willing to put in the time to alert the boss what tasks I was working on.
    One of my jobs used Hive - I mostly just ran it in the background in case anyone messaged me. I did not use it often.
    Incentivized
    Read full review
    Twilio
    We evaluated many fundraising-based text-to-give programs and found the subscriptions prohibitively expensive for our small scale and uncertain first few years of development. While we may be willing to invest that kind of money after discovering how things work, we're happy with Twilio now and have no desire to start over.
    Incentivized
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    Contract Terms and Pricing Model
    Salesforce
    No answers on this topic
    Twilio
    Being in South Africa, direct local currency support would be nice
    Incentivized
    Read full review
    Return on Investment
    Salesforce
    • Slack has been incredibly helpful in connecting various tech apps and ecosystems, creating a more streamlined and responsive process.
    • Slack has made it significantly easier to communicate with our team members across multiple time zones, creating a more engaging environment for our all-remote team.
    Incentivized
    Read full review
    Twilio
    • We found that associates who had the opportunity to respond to a survey about their assigned job were 37% more likely to return to a job site
    • We were able to reduce the number of resources required to manually respond to associates using Twilio Studio, so those resources could have more time to complete other tasks
    • We were able to scale the number of associates who received survey messages at least by a factor of 8 without increasing our resource demand
    Incentivized
    Read full review
    ScreenShots

    Twilio Screenshots

    Screenshot of the “Explore Products” section, which is where to build products.Screenshot of the optional drag-and-drop visual editor and code editor.Screenshot of Flex, which is a programmable Contact Center that puts you in control.