# Arcads vs Riff

> Arcads: Generate UGC-style video ads with AI actors without hiring creators or filming
> Riff: Draft fresh replies, DMs and posts for X, LinkedIn, Facebook and Instagram on-device

- Arcads profile: https://finderatlas.com/tools/arcads
- Riff profile: https://finderatlas.com/tools/riff
- Comparison page: https://finderatlas.com/compare/arcads-vs-riff
- Last reviewed: October 2026

## Verdict

Arcads is listed under Video AI and Riff under Productivity. Only Riff has a free plan or trial. Only Arcads is available on Web and offers an API. Only Riff is available on Chrome Extension.

### Choose Arcads if

- You want a tool built for producing many UGC-style ad variants for paid social testing without creators or filming.
- Large library of more than 1,000 AI actors, plus custom actor creation.
- Covers the full ad workflow: generation, captions, translation and editing in one tool.

### 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.

## Pricing

| | Arcads | Riff |
| --- | --- | --- |
| Pricing model | Free trial | Free |
| Free plan or trial | No | Yes |
| Starting price | $29 | $0 |

## Features

| Feature | Arcads | Riff |
| --- | --- | --- |
| AI Actor Library | Yes | Not listed |
| Lip-Sync and Emotion Control | Yes | Not listed |
| Multi-Model Generation | Yes | Not listed |
| Localization | Yes | Not listed |
| Video Editing Tools | Yes | Not listed |
| Ad Presets | Yes | Not listed |
| Workflow Canvas | Yes | Not listed |
| AI Video and Lip Sync APIs | Yes | Not listed |
| On-device AI | Not listed | Yes |
| Replies and comments | Not listed | Yes |
| DM replies and first messages | Not listed | Yes |
| Riff a post | Not listed | Yes |
| Dials | Not listed | Yes |
| Repurposing | Not listed | Yes |
| Voices and presets | Not listed | Yes |
| Never sends for you | Not listed | Yes |

## Platforms

| Platform | Arcads | Riff |
| --- | --- | --- |
| Web | Yes | No |
| Windows | No | No |
| macOS | No | No |
| iOS | No | No |
| Android | No | No |
| API | Yes | No |
| Browser Extension | No | No |
| Chrome Extension | No | Yes |

## Arcads strengths

- Large library of more than 1,000 AI actors, plus custom actor creation.
- Covers the full ad workflow: generation, captions, translation and editing in one tool.
- Access to several video and image models from a single account.
- Localization into 30+ languages helps test the same ad across markets.
- API and MCP options exist for teams that want to automate creative production.

## Arcads limitations

- Credit-based pricing is hard to predict; a talking-actor minute reportedly costs 800 credits, and runtime is rounded up to the minute.
- Paid plans start at $29 for a limited tier and $110 for talking actors at list price, with no permanent free plan confirmed.
- Captions, API access, custom actor cloning and credit rollover reportedly sit on higher tiers.
- No public pricing page was reachable and no native mobile app was found.

## Riff strengths

- 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

## Riff limitations

- 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

## FAQ

**Is Arcads better than Riff?**

It depends on your workflow. Arcads is built for producing many UGC-style ad variants for paid social testing without creators or filming. Riff is built for writing quick replies and comments on social posts.

**What are the key feature differences between Arcads and Riff?**

Arcads: Generate UGC-style video ads with AI actors without hiring creators or filming. Riff: Draft fresh replies, DMs and posts for X, LinkedIn, Facebook and Instagram on-device. Arcads is rated 4.0/5 from 1 user review.

**Does Arcads or Riff have a free plan?**

Riff has a free plan or trial; Arcads is paid only.

**Which is cheaper, Arcads or Riff?**

Arcads starts at $29 and Riff starts at $0. See the pricing table above for what each tier includes.