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Best Unified Api in 2026

Unified API tools give software a common way to connect with providers through an API. This list covers services running on web, API, iOS, Android, self-hosted setups and extensions.

28 apps
Research read 7 Oct 2026
How the order is worked out

1

Nango
by Nango
Free plan Open source APISelf-hostedWeb

Nango combines code-based integration development with authentication and runtime management. Its free limits and the absence of EU-hosted cloud may matter when assessing deployment needs.

8.7 Free plan · paid from $50/mo Visit site
2

Akoya

Free plan APIWeb

Choose Akoya if your organization needs permissioned financial data access across institutions, with a sandbox for evaluation and consumer consent controls.

7.4 Pricing on request Visit site
3

Knit
by Knit
Free plan AndroidAPIiPhone+1

Knit brings together API-based integrations, workflow creation, and managed-auth MCP access.

7.4 Free plan · paid from $29/mo · 30-day trial Visit site
4

MX

Free plan AndroidAPIiPhone+1

Choose MX if your financial institution or fintech needs account connectivity, verification, and categorized financial data for digital experiences.

7.3 Free plan Visit site
5

Merge

Free plan APIWeb

7.1 Free plan · paid from $650/mo Visit site
6

Mono

Free plan APIWeb

Mono combines open-banking data, identity verification, and direct payments in one platform.

7.0 30-day trial Visit site
7

TrueLayer Data API

Free plan AndroidAPIiPhone+1

TrueLayer Data API brings several kinds of bank and card data into one integration, with multiple listed SDK and library options.

7.0 Pricing on request Visit site
8

Pipedream
by Pipedream
Free plan APIWeb

Pipedream brings workflow building, API integrations, and managed authentication into one service.

6.9 Visit site
9

Nylas Scheduler

Free plan Web

Nylas Scheduler covers shared scheduling workflows with calendar sync, reminders, payments, and booking pages.

6.8 Free plan · paid from $15/mo Visit site
10

Rutter

Free plan APIWeb

6.8 Pricing on request · 30-day trial Visit site
11

Tink

Free plan APIWeb

Choose Tink if your business needs European bank connectivity for payments, enriched financial data, or account-to-account risk checks. Its free sandbox can help teams explore products with test data.

6.7 Pricing on request Visit site
12

API2Cart

Free trial APISelf-hostedWeb

API2Cart centralizes connections to many commerce platforms through one API, with webhooks, SDK resources, and self-hosting options.

6.4 From $300/mo (annual) · 14-day trial Visit site
13

Apideck

Free trial APIWeb

6.2 From $599/mo · 30-day trial Visit site
14

Plaid

Free trial AndroidAPIiPhone+1

Choose Plaid if your app or service needs financial account connections, financial data, or bank payment processing across its listed products.

6.1 Pricing on request Visit site
15

Gr4vy

Paid AndroidAPIiPhone+1

Gr4vy combines payment connections, configurable workflows, and personalized checkout for merchants and platforms. Pricing is on request, and teams can use a sandbox but not a live demo.

5.9 Pricing on request Visit site
16

Codat

Paid APIWeb

Choose Codat if a commercial bank needs portfolio insights alongside standardized connections to accounting, banking, and commerce platforms.

5.7 Pricing on request Visit site
17

Truto Accounting API

Free trial APISelf-hostedWeb

5.7 From $999/yr · 30-day trial Visit site
18

Unipile Social Media API

Free trial APIExtensionWeb

5.7 From $55/mo · 7-day trial Visit site
19

Primer

Paid AndroidAPIiPhone+1

Primer brings checkout, payment performance tools, and payment operations into one cloud platform. Businesses should note that pricing is tailored and its integrations directory may be incomplete.

5.6 Pricing on request Visit site
20

Unified.to Accounting API

Free trial APIWeb

5.6 From $750/mo · 30-day trial Visit site
21

Lean Technologies

Paid AndroidAPIiPhone+1

Lean brings payments, data access, and verification into one business platform, with several products for regional financial workflows. Businesses need to contact Lean or book a demo to get pricing.

5.5 Pricing on request Visit site
22

Salt Edge Payment Initiation

Paid APIWeb

Choose Salt Edge Payment Initiation if your business needs account-to-account payments through open banking, with broad stated bank coverage and options for corporate payment workflows.

5.2 Pricing on request Visit site
23

Spreedly

Paid APIWeb

Spreedly combines payment orchestration, a tokenized vault, and connections to a broad range of payment services.

5.2 From $750/mo Visit site
24

Yapily Data

Paid API

Choose Yapily Data if your application needs real-time, consent-based bank information across supported account types and geographies.

4.9 Pricing on request Visit site
25

Bindbee
by Bindbee Inc.
Paid APIWeb

4.7 Pricing on request Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

Compare free plans, trials and paid starting prices. Check connected providers, API style, webhooks, data normalization, sandbox access, OAuth support and SDK languages. If code access matters, review the open-source licence and deployment fit.

Questions

Do unified API tools have free plans?

A free plan is listed for Akoya and Merge. API2Cart and Apideck list no free plan. Check the current terms for the tool you are considering.

Which tools list a free trial?

API2Cart lists a 14-day trial and Apideck lists a 30-day trial. Gr4vy lists no free trial.

What paid prices are listed?

FinFeedAPI lists $64 per month, API2Cart lists $300 per month on an annual plan, Apideck lists $599 per month and Merge lists $650 per month.

Which platforms are covered?

The listings cover web, API, iOS, Android, self-hosted setups and extensions. Confirm platform support for your intended deployment.

Is open-source code available?

Open-source code is offered by tools in this category. Review the licence and hosting terms before using or modifying code.

Questions

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