Compare Appen vs 137 & Co.

Side-by-side comparison of features, pricing, services, ratings and more.

Winner

Appen

Web Development & Technology Website

Appen is a provider of AI training data and human-in-the-loop services for training, fine-tuning, and evaluating AI models. The company serves enterprises across generative AI, LLM, computer vision, and speech recognition domains. Appen operates a global crowd of over 1 million contributors in more than 200 countries.

View Full Profile

137 & Co.

Web Development & Technology Website

137 & Co. is a technology company founded in 2025 by Richard Ammerman, focused on making technology accessible in underserved areas. The agency provides web development, AI development, and blockchain services. It serves small and medium businesses.

View Full Profile

Feature Comparison

Attribute	Appen	137 & Co.
Category	Web Development & Technology	Web Development & Technology
Rating	Winner +3.0 higher	-
Location	Kirkland, Washington, United States	Cumberland, Maryland, United States
Services	AI Development Web Development Blockchain	AI Development Web Development Blockchain
Industries	-	Hardware & Networking Industry Software & IT Services Industry Corporate Services Industry
Pros	Over 25 years of leadership in AI training data Global crowd of 1M+ contributors across 200+ countries Trusted by major enterprises including Boeing, Best Buy, and Siemens	Founder Richard Ammerman brings over 25 years of experience in technology and business. The agency uses a human-centric approach to integrate technology without disruption.
Cons	Google reviews cite complaints about payment delays, denied reimbursements, and onboarding costs	-
Website	Visit Site	Visit Site

Explore Other Comparisons

Compare Appen or 137 & Co. with other Agencies:

appen vs reach marketing pro appen vs growthiq digital appen vs the way how appen vs siegel gale appen vs great believer 137 co vs reach marketing pro 137 co vs growthiq digital 137 co vs the way how 137 co vs siegel gale 137 co vs great believer

Browse All Agencies

Free Plan Available

You shouldn’t have to overpay for cold email tools. With Mystrika, you won’t.

It does cold email warmup, sequences, unified inbox, and AI writing - all in one place. Every other tool that does this charges somewhere between $100 and $500 a month. Mystrika has a free plan. 500 prospects. No expiry. No card.

The people who consistently book meetings from cold email aren’t smarter. They just stopped leaving money on the table.

See the Free Plan

Cookie Consent Required