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Affix API vs Impler
CSV/Excel import widget for front-end apps; does not handle direct API extraction from HR systems.
Affix APIIntegrate with all of HR/Payroll via a vertically-integrated API. Any system, endpoint, or use case. 
ImplerReadymade CSV & Excel import widget 🚀 Save months building data import experience from scratch 💰Which to pick
Pick Affix API if you want…
- Unified HR/payroll data extraction
- Integrations with OAuth 2.1, React SDK or HTML snippet (on Affix API's list, not Impler's)
Pick Impler if you want…
- Ready-made data import widget
- Front-end data import UI
- A free plan to start with (Starter)
- Open-source code (implerhq/impler.io on GitHub, MIT license)
- Integrations with JavaScript, React or Angular (on Impler's list, not Affix API's)
Side by side
- What it is
- Affix API:Affix API provides a unified API to extract and migrate HR/payroll data from any cloud system in seconds.
- Impler:Impler offers an embeddable CSV/Excel import widget that validates and imports data quickly.
- Best for
- Affix API:Unified HR/payroll data extraction
- Impler:Ready-made data import widget
- Who it’s for
- Affix API:Product teams and engineers building HR/payroll integrations or migrations.
- Impler:Product teams and developers needing fast data onboarding.
- Pricing
- Affix API:Paid
- Impler:Freemium
- Plans
- Affix API:Grow $500/month per month · Basic $96/yr per year · Business $192/yr per year · Enterprise $384/yr per year
- Impler:Starter $0 · Growth $35 per month · Scale $75 per month · Starter (Yearly) $0 per month · Growth (Yearly) $42 per month
- Open source
- Affix API:—
- Impler:Yes, 293 GitHub stars
- Works with
- Affix API:OAuth 2.1, React SDK, HTML snippet
- Impler:JavaScript, React, Angular
Affix API features
- Unified schema. Returns data from any HR/payroll provider in a consistent CSV or JSON format.
- No-code extraction. Share a link with customers to pull data and receive a CSV inbox without coding.
- Developer SDKs. OAuth 2.1, React, HTML snippet and backend SDKs for any language to automate migrations.
- Security & compliance. GDPR-compliant, ISO 27001 certified and never stores sensitive employment data.
- Full data coverage. Access company, census, compensation, timesheets, leave, payruns, payslips, taxes and custom fields.
- Scalable pricing. Plans from $500/mo to enterprise contracts with volume discounts and free first-5 migrations.
Impler features
- Embeddable widget. Add a ready-to-use import UI to your app in minutes.
- High-performance validation. Validate 100K rows in ~5 seconds, supports files up to 5 M rows.
- Inline spreadsheet editor. Users can edit, fix, or remove records during import.
- Custom JavaScript validation. Write custom code to enforce business rules on import.
- Security & compliance. AES-256 at rest, TLS 1.3 in transit, ISO 27001, GDPR, role-based access.
- Multi-region deployment. Hosted on AWS, GCP, Azure in US, EU, CA, AU.
- SDKs for JS, React, Angular. Integrate via language-specific SDKs with simple init calls.
- Webhook & automation. Receive import events, retry mechanisms, and auto-import feeds.
Affix API vs Impler FAQ
Is Affix API or Impler free?+
Affix API is paid, from $500/month (Grow). Impler has a free plan (Starter); paid plans start at $35/month (Growth).
Which is cheaper, Affix API or Impler?+
Impler is cheaper to start with: Impler's Growth plan ($35/month) against Affix API's Grow plan ($500/month).
Is Affix API or Impler open source?+
Impler is open source (implerhq/impler.io on GitHub, MIT license). DevHunt has no public source repository on record for Affix API.
Do Affix API and Impler integrate with the same tools?+
Their integration lists don't overlap: Affix API lists OAuth 2.1, React SDK and HTML snippet; Impler lists JavaScript, React and Angular.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.