Appian vs Sim

Which one do AI engines recommend, and how do they differ on price, fit and features?

The short answer

Sim is the stronger AI pick in AI Agents: it has a visibility score of 2.3 versus 0.3 for Appian, and ranks ahead in 0% of the answers that name both.

Choose Appian if…

You need SOC 1 or SOC 2 or SOC 3 or HIPAA or PCI DSS or FedRAMP Moderate or FedRAMP High or DISA IL5 provisional authorization coverage
You prefer a larger, established vendor (1,001–5,000 employees)
heavy-duty workflow automation and process orchestration
strong case management

Choose Sim if…

You want the brand AI engines rank higher (2.3 vs 0.3)
You need a self-hosted or on-premises option
You need SOC 2 Type II or GDPR coverage
Technical control and model flexibility

AI visibility side by side

Latest weekly run · Nov 3

Metric	Appian	Sim
Visibility score	0.3%	2.3%
Change vs last week	New	New
Rank in AI Agents	#71	#39
Share of voice	0.1%	0.7%
Mentions this run	1	5
Positive in AI answers	38%	—

The stronger value in each row is marked with a ✓.

Visibility score trend

Weekly runs over the last 60 days

Appian 0pp · Sim 0pp over 0 weekly runs.

Engine by engine

Sim leads on 3 of 3 engines

ChatGPT

2.8%

AI Mode

Perplexity

0.9%

4.1%

AppianSim

Head to head in AI answers

1 engine answers name both brands

1Appian ranked higher

0Sim ranked higher

Prompt	Engine	Appian	Sim
Compare the leading AI Agents platforms	Perplexity	#18	#23

Features, pricing & fit

Dimension	Appian	Sim
Pricing model	Per seat	Per seat
Entry price	Contact sales	Free; paid from $25 per seat / mo
Free plan	Yes	Yes
Deployment	Appian Cloud, with a separate Government Cloud for federal customers, plus self-managed and hybrid options	Cloud-hosted, or self-hosted in your own cloud with Docker or Kubernetes
Integrations	—	275+
Compliance	SOC 1, SOC 2, SOC 3, ISO 27001, HIPAA, PCI DSS, FedRAMP Moderate, FedRAMP High, DISA IL5 provisional authorization	SOC 2 Type II, ISO 27001, GDPR
Support	Appian Customer Success program, Appian Guarantee for first app delivery in 8 weeks or less	Dedicated support on the Enterprise plan
Founded	1999	2025
Headquarters	McLean, Virginia	San Francisco, CA, United States
Employees	1,001–5,000	11–50
Funding	IPO on Nasdaq (APPN) at $12 per share · $85M raised	Series A · $7M raised
Best for	Large enterprises and government bodies running complex, document-intensive, high-volume processes that depend on operational context	Companies that need to build, deploy, and govern AI agents across the organization with central control over access, spend, and data