Who is APILayer best for?

APILayer is built for Independent developers and freelancers building data-driven apps, Startup engineering teams needing rapid API integration, Enterprise developers at Fortune 500 companies, Product teams requiring real-time geolocation, finance, or weather data. Common use cases include Content personalization based on user IP geolocation; Currency conversion and real-time exchange rate integration; Fraud prevention via IP and phone number validation.

How is APILayer priced?

Each APILayer API carries its own distinct pricing, detailed on individual product pages within the marketplace. Most APIs offer a free tier (no credit card required for signup). Paid plans are subscription-based. Vendr's transaction data reports an average annual spend of approximately $380 across buyers. Specific plan pricing varies by API—for example, currency and geolocation APIs offer tiered monthly plans ranging from free to paid tiers based on request volume. Enterprise pricing is available via the sales team. APILayer does not publish a single unified pricing page.

What are the alternatives to APILayer?

Common API Development & Management alternatives to APILayer include Kong, Postman, Speakeasy, Stoplight, Treblle. See the full comparison hub at /verticals/api-development-management/compare.

What do users praise about APILayer?

Users frequently praise: Wide variety of APIs in one marketplace; Easy integration and quick setup; Clear and comprehensive documentation; Low latency performance; Free tier availability; Convenient single API key access; Live API playground for testing; Scalable and reliable for growing teams.

What are common complaints about APILayer?

Frequently cited limitations: Slow API response times in some products; Large pricing jumps between subscription tiers; Difficult cancellation process; Aggressive auto-renewal and debt collection; Opaque or unfavorable SaaS contract clauses; Limited customer support responsiveness; Steep learning curve for some API features.

When was APILayer founded and where?

APILayer was founded in 2015, headquartered in Vienna, Austria by Julian Zehetmayr, Paul Zehetmayr.

APILayer reports 10-20 employees, 445,000+ developers customers.

AI visibility report

APILayer ranks #9 in API Development & Management AI search.

Outside the top three on 18 of the 25 prompts buyers actually ask.

Kong is cited on 10 of those losses.

25 prompts

6 platforms

Updated Aug 18, 2026 - refreshed weekly

Track APILayer daily

Free trial. Setup comes pre-filled for APILayer.

Track APILayer across these prompts daily.

Start free trial

1percent

Presence Rate

Low presence

#9 among 11 vendors · still absent from 99.3% of tracked prompt responses

Top-3 citations across 150 prompt × platform pairs

+0.50

Sentiment

-1.00.0+1.0

Very positive

#9of 11

Peer Ranking

#1#11

Below averagein API Development & Management

Key Metrics

Presence Rate

0.7%

Share of Voice

0.6%

Avg Position

#50.0

Docs Presence

0.0%

Blog Presence

0.0%

Brand Mentions

0.0%

Platform Breakdown

Grok

4%1/25 prompts

Gemini Search

Research dossierCapabilities, use cases, sources, reviews, pricing, and FAQ

Overview

APILayer (apilayer Data Products GmbH) is a Vienna, Austria-based provider of a curated marketplace of cloud-based, off-the-shelf data APIs targeting developers and businesses of all sizes. Founded in 2015 by brothers Julian and Paul Zehetmayr and acquired by Idera, Inc. in January 2021, APILayer operates a hub of over 100 manually reviewed APIs spanning geolocation, finance, weather, aviation, validation, scraping, and developer tooling. Flagship products include IPstack (IP geolocation), Weatherstack (weather data), Fixer and Currencylayer (exchange rates), Aviationstack (flight tracking), and Marketstack (stock data). The platform serves 445,000+ developers and businesses, processing over 30 million API calls per month. All APIs are designed for low latency, minimal maintenance, and rapid integration via REST and standard API keys.

AI visibility report

APILayer ranks #9 in API Development & Management AI search.

Outside the top three on 18 of the 25 prompts buyers actually ask.

Kong is cited on 10 of those losses.

25 prompts

6 platforms

Updated Aug 18, 2026 - refreshed weekly

Track APILayer daily

Free trial. Setup comes pre-filled for APILayer.

Track APILayer across these prompts daily.

Start free trial

1percent

Presence Rate

Low presence

#9 among 11 vendors · still absent from 99.3% of tracked prompt responses

Top-3 citations across 150 prompt × platform pairs

+0.50

Sentiment

-1.00.0+1.0

Very positive

#9of 11

Peer Ranking

#1#11

Below averagein API Development & Management

Key Metrics

Presence Rate

0.7%

Share of Voice

0.6%

Avg Position

#50.0

Docs Presence

0.0%

Blog Presence

0.0%

Brand Mentions

0.0%

Platform Breakdown

Grok

4%1/25 prompts

Gemini Search

Research dossierCapabilities, use cases, sources, reviews, pricing, and FAQ

Overview

Reviews

3.8/5G2·11+

Praised

Wide variety of APIs in one marketplace
Easy integration and quick setup
Clear and comprehensive documentation
Low latency performance
Free tier availability
Convenient single API key access
Live API playground for testing
Scalable and reliable for growing teams

Criticized

Slow API response times in some products
Large pricing jumps between subscription tiers
Difficult cancellation process
Aggressive auto-renewal and debt collection
Opaque or unfavorable SaaS contract clauses
Limited customer support responsiveness
Steep learning curve for some API features

On G2, APILayer holds a 3.8 out of 5 rating from 11 reviews, with a bimodal distribution: 72% five-star ratings alongside 18% one-star ratings. Positive reviewers consistently highlight the breadth of available APIs, ease of integration, clear documentation, and the convenience of a one-stop marketplace. Negative reviewers cite slow API response times, pricing tier jumps, aggressive auto-renewal and cancellation practices, and perceived poor customer support. The low review volume limits statistical reliability.

Prompt	Gemini Search	Bing Copilot	ChatGPT	Perplexity	Google AI Mode	Grok
Capability0/5 cited (0%)
What API security capabilities should I expect out of the box from an API gateway — JWT validation, IP allowlisting, request inspection?	Neither your brand nor a competitor was cited	Neither your brand nor a competitor was cited	A competitor was cited	A competitor was cited	Neither your brand nor a competitor was cited	A competitor was cited
Which managed SaaS API gateway solutions handle global traffic management better than self-hosted alternatives?

#	Brand	PresencePres.	Share of VoiceSoV	DocsDocs	BlogBlog	MentionsMent.	Avg PosPos	Sentiment
1	Kong	20.7%	44.7%	4.0%	11.3%	0.0%	#18.9	+0.37
2	Speakeasy	6.7%	9.3%	0.7%	4.7%	4.7%	#10.9	+0.36
3	Stoplight	6.7%	10.6%	0.7%	2.0%	14.0%	#12.8	+0.46
4	Postman	6.7%	14.3%	2.0%	0.0%	17.3%	#23.6	+0.45
5	Treblle	5.3%	5.0%	0.0%	5.3%	2.7%	#9.5	+0.29
6	Apigee	4.7%	5.0%	0.0%	1.3%	40.7%	#23.6	+0.43
7	MuleSoft	3.3%	6.8%	0.7%	1.3%	12.7%	#45.6	+0.14
8	SmartBear	2.7%	3.7%	2.0%	0.0%	4.0%	#45.3	+0.64
9	APILayer	0.7%	0.6%	0.0%	0.0%	0.0%	#50.0	+0.50
10	Hoppscotch	0.0%	0.0%	0.0%	0.0%	3.3%	—	—
11	RapidAPI	0.0%	0.0%	0.0%	0.0%	0.0%	—	—

Developer Experience1/5 cited (20%)
Which tools offer the best experience for generating strongly typed SDK clients from an OpenAPI spec across multiple languages?	Neither your brand nor a competitor was cited	A competitor was cited	A competitor was cited	A competitor was cited	Neither your brand nor a competitor was cited	Your brand and a competitor were cited

Integrations & Ecosystem0/5 cited (0%)
Which API platforms support GitOps workflows — version-controlling gateway configuration and applying it through a CI pipeline?	Neither your brand nor a competitor was cited	Neither your brand nor a competitor was cited	A competitor was cited	Neither your brand nor a competitor was cited	A competitor was cited	A competitor was cited

Performance & Reliability0/5 cited (0%)
Which managed API gateway providers offer the best uptime guarantees and failover story for mission-critical APIs?	Neither your brand nor a competitor was cited	Neither your brand nor a competitor was cited	A competitor was cited	Neither your brand nor a competitor was cited	Neither your brand nor a competitor was cited	A competitor was cited

APILayer ranks #9 in API Development & Management AI search.

Key Metrics

Platform Breakdown

Overview

APILayer ranks #9 in API Development & Management AI search.

Key Metrics

Platform Breakdown

Overview

Prompts where competitors are visible and APILayer is not.

Where APILayer is winning

Where APILayer is losing5

Key Facts

Key Capabilities10

Key Use Cases8

Recent Trend

How AI describes APILayer

Most cited sources1

Alternatives in API Development & Management6

Reviews

Pricing

Limitations

Topic Coverage

Prompt-Level Results

Vertical Ranking

Turn this into your team dashboard

Frequently asked questions

Setup & First Run0/5 cited (0%)
What should I look for in an API testing tool when starting to build automated contract tests alongside a new REST API?	Neither your brand nor a competitor was cited	Neither your brand nor a competitor was cited	A competitor was cited	Neither your brand nor a competitor was cited	Neither your brand nor a competitor was cited	Neither your brand nor a competitor was cited

APILayer ranks #9 in API Development & Management AI search.

Key Metrics

Platform Breakdown

Overview

APILayer ranks #9 in API Development & Management AI search.

Key Metrics

Platform Breakdown

Overview

Prompts where competitors are visible and APILayer is not.

Where APILayer is winning

Where APILayer is losing5

Key Facts

Key Capabilities10

Key Use Cases8

Recent Trend

How AI describes APILayer

Most cited sources1

Alternatives in API Development & Management6

Reviews

Pricing

Limitations

Topic Coverage

Prompt-Level Results

Vertical Ranking

Turn this into your team dashboard

Frequently asked questions

What does APILayer do?

Who is APILayer best for?

How is APILayer priced?

What are the alternatives to APILayer?

What do users praise about APILayer?

What are common complaints about APILayer?

When was APILayer founded and where?

How big is APILayer?