Side by side
SiliForm vs Synesis Survey
Both stand on ai survey generators. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Pick SiliForm if you want a web form builder with conversational questions and checks for response quality. The Free plan offers unlimited forms and responses, while Pro adds storage and analytics for a listed annual or monthly price. Look elsewhere if your workflow depends on automatic retries for failed webhook deliveries.
Visit SiliFormSynesis Survey combines survey creation, distribution, and analytics with an AI-assisted workflow. The free plan has a low survey and response ceiling, while paid plans raise those limits and add features.
Visit Synesis SurveyThe facts
| SiliForm | Synesis Survey | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Web | Android, iPhone, Web |
| Lowest paid plan | Pro (yearly): $228 a year | Starter: 2,500 NGN a month |
| Plans published | 4 | 5 |
| Maker | Not published | Not published |
| Website | siliform.ai | synesissurvey.com |
| On ai survey generators | #17 of 29 | #21 of 29 |
SiliForm: what it does well
- AI generates draft forms from a description.
- Conversational forms can adapt questions to earlier answers.
- Checks free-text responses and scores submission quality.
- Free includes unlimited forms and responses.
- Free plan lists HubSpot, Zapier, and webhook integrations.
What to know first
- Free storage is limited to 100 MB.
- Free uploads are capped at 10 MB per file.
- Webhook requests time out after 5 seconds, with no automatic retries.
Synesis Survey: what it does well
- AI creates surveys from descriptions.
- Surveys can work offline on mobile.
- Imports surveys and responses from five sources.
- Free plan allows 20 responses monthly.
- Starter, Academic, and Pro export Excel and PDF.
What to know first
- Free plan is limited to one survey.
- Free plan allows 20 responses per month.
- Enterprise costs ₦158,400/month.
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