Top App Development Agencies in the United States

App Development Agencies in the United States: compare 24 agencies, ranked by verified client reviews.

24 agencies listed Updated

Ranked by verified client reviews: each agency’s average rating, weighed against how many reviews it has. Agencies without reviews follow, ordered by their Google Maps rating when there is one. Agencies pay a one-time fee to be listed. Payment never affects their rank or their reviews. How we rank

Anadea

No reviews yet

Game-Changing Apps Start Here

Min. project size
Not listed
Hourly rate
$25–$49 / hr
Team size
50–249 employees
Headquarters
Alicante, Spain

Service focus

  • Artificial Intelligence 25%
  • Mobile App Development 20%
  • Web Development 20%
  • Software Development 20%

Designli

No reviews yet

Build software people actually pay for

Min. project size
$10,000+
Hourly rate
$50–$99 / hr
Team size
50–249 employees
Headquarters
Greenville, South Carolina, United States

Services

  • Mobile App Development
  • Software Development
  • AI Development
  • Web Development
  • UI/UX Design

Diffco

No reviews yet

Your trusted AI software development partner

Min. project size
$25,000+
Hourly rate
$100–$149 / hr
Team size
50–249 employees
Headquarters
San Jose, United States

Services

  • AI Development
  • Software Development
  • Mobile App Development
  • Web Development
  • Staff Augmentation

App Development Agencies in the United States at a glance

Typical hourly rate
$25–$49 / hr
48% of 21 agencies
Most common minimum project
$10,000+
50% of 16 agencies
Most common team size
50–249 employees
74% of 23 agencies

Industries they serve most

  • Healthcare (21)
  • Financial services (20)
  • E-commerce (14)
  • Education (12)
  • Real estate (7)

Based on what 24 listed agencies report about themselves, and 0 verified client reviews. Updated October 24, 2026.

App Development Agencies by city in the United States