Alternatives · AI Visibility
Doppler alternatives
As of Oct 23, 2026, the highest-graded Doppler alternative is Known Agents (2.6 GPA). It's also the best free one.
Doppler compared with 5 alternatives: Otterly.AI, Peec AI, Known Agents, Siteline and Trakkr.
Doppler is a paid product with a free trial, starting at $33 per month for 5 prompts, billed yearly. 2 of the 5 alternatives are free or have a free plan. 3 more offer a free trial.
Listings checked up to Oct 23, 2026 · Where the facts come from
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| DopplerThis tool | Free trial · from $33/mo | Trial only | Web |
| Otterly.AI | Free trial · from $25/mo | Trial only | Web |
| Peec AI | Free trial · from $95/mo | Trial only | Web |
| Known Agents | Free plan · from $25/mo | Yes | Web |
| Siteline | Free plan · from $49/mo | Yes | Web |
| Trakkr | Free trial · from $100/mo | Trial only | Web |
Price against what you get
Doppler starts at $33 a month and scores 2.0 out of 4 on features, ease of use and platforms. 2 of the 5 alternatives on this chart score higher and start lower: Otterly.AI and Known Agents.
Peec AI, Siteline and Trakkr score higher without starting lower.
Features, ease of use and platforms, averaged
What paid plans start at, a month (each step along is roughly double) →
- The best score at each price
- Has a free plan
- No free plan
How each one differs from Doppler
Otterly.AI
Daily brand and citation tracking across AI search engines
- Otterly.AI starts at $25 per month, billed yearly ($29 billed monthly).
- Otterly.AI also covers reports and site audit.
- Otterly.AI does not cover web analytics, which Doppler does.
Suits: Marketing teams that want daily brand tracking in the main AI search engines
Peec AI
AI search analytics that tracks brand prompts across AI models
- Peec AI starts at $95 per month for 50 prompts on 3 AI models, billed monthly.
- Peec AI also covers reports.
Suits: In-house SEO and content teams starting to measure AI search visibility
Known Agents
Analytics and access control for the AI bots that visit your site
- Known Agents starts at $25 per month for 1M events, billed yearly ($29 billed monthly).
- Known Agents has a free plan, which Doppler lacks.
Suits: Publishers deciding which AI crawlers to let in or block
Siteline
AI agent traffic analytics with brand visibility tracking in AI chats
- Siteline starts at $49 per month for 500 prompt runs.
- Siteline has a free plan, which Doppler lacks.
- Siteline also covers reports.
Suits: Teams that want measured AI agent traffic rather than only simulated prompts
Trakkr
AI visibility tracker covering eight AI models on every plan
- Trakkr starts at $100 per month for 1 brand and 50 prompts, billed monthly.
- Trakkr also covers reports and content optimization.
- Trakkr does not cover web analytics, which Doppler does.
Suits: Brands that want every major AI model covered without paying per engine
Limits worth knowing in Doppler
- Prompt tracking on every plan covers only ChatGPT and Perplexity, though the homepage also names Google AI Mode.
- Prompt limits are small: 5 on Starter and 15 on Growth.
- The pricing table shows yearly-billed prices; the monthly-billed figures are not displayed.
- Analytics need the SDK installed: a ready-made integration exists for Nuxt, otherwise it is set up by hand.
Common questions
What are the alternatives to Doppler?
The alternatives to Doppler in this directory are Otterly.AI, Peec AI, Known Agents, Siteline and Trakkr. Each one has a side-by-side comparison with Doppler.
Is there a free alternative to Doppler?
Yes. Known Agents and Siteline have a free plan alongside paid ones.
When were these prices checked?
Every listing on this page was checked on Oct 23, 2026, against the pages it cites. Vendors change prices without notice, so confirm on their site before you buy.