Softwr

Communication · head to head

Flock vs Vonage

Flock logo

Flock

Communication

Organized team communication platform

From
Free
Rated
-
Full reviewWebsite
Vonage logo

Vonage

Telecommunications

Communications API platform for messaging and voice

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Flock has a free tier, so it costs nothing to try first.
  • Each has a real cost: Flock the Starter plan only makes the most recent 10,000 messages searchable and caps public channels at 10; Vonage mMS pricing not published publicly, requires sales team quote
  • They diverge on capability: Flock covers Team chat, Vonage covers SMS messaging.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Flock and Vonage actually diverge.

Attributes where Flock and Vonage differ
AttributeFlockVonage
Starting priceFreeOn request
Pricing modelsubscriptionusage-based
Free tierYesNo
PlatformsWeb, Windows, Macos, Ios, AndroidAPI
CategoryCommunicationTelecommunications
Founded20142002

Identical on both: user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Flock

  • Team chat
  • Channels
  • Threads
  • File sharing
  • Polls
  • Integrations
  • Mobile apps
  • Zapier

Only in Vonage

  • SMS messaging
  • Voice API
  • Video API
  • Number management
  • Salesforce
  • AWS
  • Azure
  • Mobile support

Both cover

  • Slack
  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Flock

  • Team messaging with channels, direct messages and file sharingnot Vonage
  • Running polls, to-dos and reminders inside a chat workspacenot Vonage
  • Video conferencing and screen sharing for small teamsnot Vonage

Vonage

  • Customer engagementnot Flock
  • Lead generationnot Flock
  • Customer supportnot Flock
  • Sales automationnot Flock

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Flock

  • The Starter plan only makes the most recent 10,000 messages searchable and caps public channels at 10
  • Starter storage is 5 GB for the entire team, against 10 GB per member on Pro and 20 GB per member on Enterprise
  • Starter allows a single team admin and a single approved domain
  • Group video calls and screen sharing require the Pro plan; Starter is limited to 1-1 video calls
  • Group video calls are capped at 20 participants even on Enterprise
  • Single Sign-On and Active Directory sync are Enterprise only
  • Enterprise is quote only, with no published rate, and is positioned for organisations with 100 or more members
  • Unlimited auto-join and announcement channels require Enterprise; Starter and Pro get one of each

Vonage

  • MMS pricing not published publicly, requires sales team quote
  • International SMS rates can exceed $1.00 per message in some markets
  • Smaller developer ecosystem compared to Twilio

Pricing, plan by plan

Flock

Free
  • FreeFree
    • Unlimited chats
    • Channels
    • File sharing
  • Pro$5/month
    • Everything in Free
    • Advanced search
    • API access

Vonage

On request
  • Pay-as-you-go$0.05/month
    • SMS and voice
    • No monthly commitment
  • Starter$100/month
    • Volume discounts
    • Premium support
  • Enterprise$undefined/month
    • Custom pricing
    • Dedicated team

Which should you pick?

Choose Flock if

  • You need team chat.
  • You want to start without paying.
  • You work on Web, Windows, Macos, Ios, Android.
  • You also want channels.
Flock review

Choose Vonage if

  • You need sms messaging.
  • You work on API.
  • You also want voice api.
Vonage review

Questions people ask

Is Flock or Vonage better?
Neither clearly leads. Flock starts at Free and Vonage at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Flock or Vonage?
Flock has a free tier; the other does not. Paid plans start at Free for Flock and On request for Vonage.
Does Flock or Vonage run on more platforms?
Flock runs on Web, Windows, Macos, Ios, Android. Vonage runs on API.
Can I use Flock for free?
Yes. Flock has a free tier, so you can try it without paying. Vonage starts at On request.
What is Flock best used for?
Flock is most often used for team messaging with channels, direct messages and file sharing, running polls, to-dos and reminders inside a chat workspace, video conferencing and screen sharing for small teams. Of those, team messaging with channels, direct messages and file sharing and running polls, to-dos and reminders inside a chat workspace are not what Vonage is typically brought in for.
What can Flock do that Vonage cannot?
Flock covers Team chat, Channels, Threads, File sharing. Vonage covers SMS messaging, Voice API, Video API, Number management. Both handle Slack, Web support.

Answered from the vendors’ own pages

Flock: Does Flock offer a free plan?

Yes, Flock's Starter plan is free and supports teams with 1-20 members, including 10,000 searchable messages and 5 GB storage.

Source
Vonage: How much does Vonage SMS cost?

Vonage SMS API costs $0.00809 per outbound message and $0.00649 per inbound message in the US. There is no monthly minimum. Virtual phone numbers cost around $4.18 per month.

Source
Flock: What does Flock's Pro plan include?

The Pro plan supports teams with 20-100 members and offers unlimited messages, 10 GB per team member storage, and a 30-day free trial with no credit card required.

Source
Vonage: What is Vonage Voice API pricing?

Voice API charges $0.00798/minute for US domestic calls. You pay per minute for calls made and received via the API.

Source
Flock: How does Flock charge for external guests?

External guests are free for 90 days from date of invitation. After 90 days, guests are charged at the same rate as other team members.

Source
Vonage: How does Vonage compare to Twilio for SMS?

Vonage charges $0.00809 per SMS versus Twilio at $0.0083. Vonage is marginally cheaper for SMS-heavy workloads, while Twilio offers better developer experience and broader channel support.

Source
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