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Fireply AI vs Riff

Features, pricing, ratings, and pros and cons, side by side.

Verdict

Fireply AI is listed under Sales & Marketing AI and Riff under Productivity. Riff scores higher in FinderAtlas's editorial review (7.8 vs 7.5 out of 10). Both have a free plan or trial. Only Fireply AI is available on Web. Only Riff is available on Chrome Extension.

Best overall

Riff

  • Founders
  • freelancers
  • sales and marketing professionals
  • social media managers

Choose Fireply AI if

  • You want a tool built for growing an X audience through steady replies on targeted accounts.
  • Fully managed workflow: persona, targeting and posting are handled after about five minutes of onboarding.
  • Uses X's contributor access, so no password or login is shared.

Choose Riff if

  • You want a tool built for writing quick replies and comments on social posts.
  • Free, with no account, subscription or API key.
  • Generation runs on-device with Gemini Nano, so text is not sent to a server.
Best for beginners
Riff
Best for business
Riff

Features

17 features compared.

  • Persona from your posts
    Fireply AI
    Available
    Riff
    Not available
  • X List targeting
    Fireply AI
    Available
    Riff
    Not available
  • Context-aware replies
    Fireply AI
    Available
    Riff
    Not available
  • Content rules
    Fireply AI
    Available
    Riff
    Not available
  • Live data contexts
    Fireply AI
    Available
    Riff
    Not available
  • Contributor-based posting
    Fireply AI
    Available
    Riff
    Not available
  • Scheduling window
    Fireply AI
    Available
    Riff
    Not available
  • Pause and revoke controls
    Fireply AI
    Available
    Riff
    Not available
  • Affiliate program
    Fireply AI
    Available
    Riff
    Not available
  • On-device AI
    Fireply AI
    Not available
    Riff
    Available
  • Replies and comments
    Fireply AI
    Not available
    Riff
    Available
  • DM replies and first messages
    Fireply AI
    Not available
    Riff
    Available
  • Riff a post
    Fireply AI
    Not available
    Riff
    Available
  • Dials
    Fireply AI
    Not available
    Riff
    Available
  • Repurposing
    Fireply AI
    Not available
    Riff
    Available
  • Voices and presets
    Fireply AI
    Not available
    Riff
    Available
  • Never sends for you
    Fireply AI
    Not available
    Riff
    Available

Pricing

Plans as listed by each vendor. Check their sites for current prices.

  • Pricing model
    Fireply AI
    Free trial
    Riff
    Free
  • Free plan
    Fireply AI
    Yes
    Riff
    Yes
  • Starting price
    Fireply AI
    $0
    Riff
    $0
  • Plans
    Fireply AI
    4 plans
    Riff
    1 plan

Fireply AI plans

  • Free trial

    $0/one-time

    40 replies to try the service, no card required.

    • 40 replies total
    • No daily limit
    • No credit card

  • Growth

    $69/month

    20 replies per day.

    • 20 replies per day (about 600 a month)
    • Custom time windows
    • X List targeting
    • Persona customization
    • Content rules
    • All data contexts

  • Advanced

    Most popular

    $99/month

    35 replies per day.

    • 35 replies per day (about 1,050 a month)
    • Custom time windows
    • X List targeting
    • Persona customization
    • Content rules
    • All data contexts

  • Scale

    $129/month

    50 replies per day, aimed at power users and agencies.

    • 50 replies per day (about 1,500 a month)
    • Custom time windows
    • X List targeting
    • Persona customization
    • Content rules
    • All data contexts

Riff plans

  • Free

    $0

    Free to use with no account, subscription or payment

    • Replies and comments
    • DM replies
    • Post and thread drafting
    • On-device Gemini Nano
    • No API key

Our ratings

Scored out of 10 by the Finder Atlas editorial team. Last reviewed October 2026.

Fireply AI
7.5overall
Riff
7.8overall

  • Reply Quality & Voice Matching

    Fireply AI
    7.5
    Riff
    Not rated

  • Targeting & Control

    Fireply AI
    7.5
    Riff
    Not rated

  • Account Safety Transparency

    Fireply AI
    6.5
    Riff
    Not rated

  • Ease of Setup

    Fireply AI
    8.0
    Riff
    Not rated

  • Pricing Clarity

    Fireply AI
    8.0
    Riff
    Not rated

  • Ease of Use

    Fireply AI
    Not rated
    Riff
    8.0

  • Feature Depth

    Fireply AI
    Not rated
    Riff
    7.5

  • Output Quality

    Fireply AI
    Not rated
    Riff
    6.8

  • Privacy

    Fireply AI
    Not rated
    Riff
    9.0

  • Documentation & Support

    Fireply AI
    Not rated
    Riff
    7.5

Scores weigh documented features, plan value, platform coverage, integrations and user feedback. A missing score means we have not rated that area yet.

Pros and cons

Fireply AI

Pros

  • Fully managed workflow: persona, targeting and posting are handled after about five minutes of onboarding
  • Uses X's contributor access, so no password or login is shared
  • Editable persona and content rules give control over tone and topics
  • Optional live data contexts suit crypto and market-related accounts
  • Flat monthly pricing with a 40-reply trial that needs no card

Cons

  • Replies are posted by a separate contributor handle from Fireply-managed browser infrastructure, which sits in a gray area of X's automation rules
  • No refunds for the current billing cycle once it has started
  • Supports X only and has no public API or mobile app
  • Young product with no independent user reviews found (Capterra shows none) and no named company or team on its site

Riff

Pros

  • Free, with no account, subscription or API key
  • Generation runs on-device with Gemini Nano, so text is not sent to a server
  • Covers replies, DMs, posts and X threads in one side panel
  • Never presses send, which keeps the user in control
  • Dials for tone, pitch and length, plus a Fresh score to avoid repetitive openings

Cons

  • Requires desktop Chrome 138 or newer and a one-time Gemini Nano download
  • Output quality is limited by the small on-device model
  • Chrome only; no Firefox, Safari or mobile support
  • Very new, with few reviews on the Chrome Web Store

Platforms

  • Web
    Fireply AI
    Supported
    Riff
    Not supported
  • Windows
    Fireply AI
    Not supported
    Riff
    Not supported
  • macOS
    Fireply AI
    Not supported
    Riff
    Not supported
  • iOS
    Fireply AI
    Not supported
    Riff
    Not supported
  • Android
    Fireply AI
    Not supported
    Riff
    Not supported
  • API
    Fireply AI
    Not supported
    Riff
    Not supported
  • Browser Extension
    Fireply AI
    Not supported
    Riff
    Not supported
  • Chrome Extension
    Fireply AI
    Not supported
    Riff
    Supported

Integrations

Fireply AI

2 integrations
  • X (Twitter)
  • Anthropic Claude

Riff

No integrations listed.

Company

  • Company
    Fireply AI
    Not listed
    Riff
    Zima Media OÜ
  • Headquarters
    Fireply AI
    Not listed
    Riff
    Tallinn, Estonia
  • Listing
    Fireply AI
    Not claimed
    Riff
    Claimed

Frequently asked questions

Is Fireply AI better than Riff?

It depends on your workflow. Fireply AI is built for growing an X audience through steady replies on targeted accounts. Riff is built for writing quick replies and comments on social posts.

What are the key feature differences between Fireply AI and Riff?

Fireply AI: Managed AI agent that writes and posts replies on X in your own voice. Riff: Draft fresh replies, DMs and posts for X, LinkedIn, Facebook and Instagram on-device.

Does Fireply AI or Riff have a free plan?

Yes, both do. Fireply AI is free trial and Riff is free, and each has a free plan or trial.

Which is cheaper, Fireply AI or Riff?

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.