Growth Tribe and
Phiture stand out as top user acquisition agencies, catering primarily to established brands and scaling startups looking for rigorous, data-driven growth strategies. For companies seeking comprehensive mobile marketing and App Store Optimisation, Phiture is ideal, whereas Growth Tribe excels in upskilling internal teams and driving rapid digital experimentation.
Top 10 User Acquisition Agencies, compared| RANK | ENTRY | BEST FOR | SCORE | FROM |
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| 1 | PhiturePhiture coined the term App Store Optimisation (ASO) and developed the Mobile Growth Stack framework. | Mobile app growth and ASO | 95.0 | Custom |
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| 2 | Growth TribeOriginally started in Amsterdam, Growth Tribe has trained tens of thousands of professionals in digital skills. | Corporate innovation and growth training | 92.7 | Custom |
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| 3 | Single GrainAgency CEO Eric Siu hosts the widely popular Marketing School podcast alongside Neil Patel. | SaaS and enterprise SEO and paid ads | 90.3 | Custom |
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| 4 | KlientBoostKlientBoost is known for its aggressive use of design customisation to improve landing page conversion rates. | Conversion rate optimization paired with ads | 88.0 | $2,500/mo |
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| 5 | Disruptive AdvertisingThe agency manages hundreds of millions in annual ad spend across major search and social platforms. | Omnichannel paid media strategies | 85.7 | $3,000/mo |
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| 6 | MoburstMoburst has worked with global giants like Google, Uber, and Samsung. | End-to-end mobile app marketing | 83.3 | Custom |
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| 7 | Metric TheoryMetric Theory operates as part of the Media.Monks digital operating system. | E-commerce and B2B lead generation | 81.0 | Custom |
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| 8 | NoGoodThe agency relies on squads of specialists assigned to specific growth levers rather than generalist account managers. | Rapid growth hacking and experimentation | 78.7 | Custom |
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| 9 | Ignite VisibilityDeveloped proprietary forecasting software called Vision to predict campaign outcomes accurately. | Strategic campaign roadmaps | 76.3 | $2,000/mo |
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| 10 | GrowlabsGrowlabs utilizes a proprietary database of millions of verified contacts to fuel targeted outbound acquisition campaigns. | B2B SaaS companies seeking qualified pipeline growth | 74.0 | $2000/mo |
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How to choose
Start from what you need it for. Where each entry fits best:
Each entry's full verdict is below.
The ranking, in detail
01

Mobile growth consultancy
A mobile growth consultancy and agency based in Berlin that helps brands scale their mobile user acquisition and retention.
From CustomBest for: Mobile app growth and ASO
PROS- Deep expertise in mobile ecosystems
- Proprietary frameworks and methodologies
CONS- High cost for smaller startups
- Strictly focused on mobile rather than web
95.0
02

The digital skills and growth partner
An academy and growth agency that helps organisations build internal capabilities while executing user acquisition campaigns.
From CustomBest for: Corporate innovation and growth training
PROS- Strong focus on knowledge transfer
- Multidisciplinary team of growth experts
CONS- Programmes can be resource intensive
- More training-focused than traditional agency setups
92.7
03

Drive high ROI growth
A digital marketing agency that drives high-ROI customer acquisition through SEO, paid media, and content marketing.
From CustomBest for: SaaS and enterprise SEO and paid ads
PROS- Proven track record with enterprise clients
- Comprehensive omni-channel capabilities
CONS- Requires significant minimum monthly ad spend
- High demand can impact onboarding speed
90.3
04

More conversions for less money
A performance marketing agency focused on maximising conversions and lowering cost per acquisition for fast-growing brands.
From $2,500/moBest for: Conversion rate optimization paired with ads
PROS- Strong focus on landing page experience
- Flexible pricing tiers for growing businesses
CONS- Fast-paced style may not suit traditional corporate cultures
88.0
05

Drive profitable growth through data-backed marketing
A full-service digital marketing agency specialising in paid search, paid social, lifecycle marketing, and website optimisation.
From $3,000/moBest for: Omnichannel paid media strategies
PROS- Strong multi-channel integration
- Detailed analytics and reporting dashboards
CONS- YouTube is one of several services rather than exclusive focus
85.7
06

Scale your mobile business
A full-service mobile marketing agency that helps companies scale their user base through creative, product, and media services.
From CustomBest for: End-to-end mobile app marketing
PROS- Comprehensive suite of app marketing services
- Award-winning creative studio in-house
CONS- Premium pricing structure
- Larger agency feel may offer less boutique attention
83.3
07

Accelerate digital growth
A performance marketing agency driven by data science, specialising in paid search, social, and programmatic advertising.
From CustomBest for: E-commerce and B2B lead generation
PROS- Advanced data analytics capabilities
- Dedicated teams structured by industry verticals
CONS- Corporate structure can sometimes feel bureaucratic
- Minimum budget requirements apply
81.0
08

Growth marketing built for scale
A growth marketing agency founded by growth hackers, specialising in rapid experimentation for startups and enterprises.
From CustomBest for: Rapid growth hacking and experimentation
PROS- Agile squad-based operating model
- Strong capability across emerging social channels
CONS- Fast-paced approach requires high client involvement
- Short-term sprints need long-term commitment for best results
78.7
09

Visibility built on relationships and results
A premier digital marketing agency offering SEO, paid media, social media, and email marketing services.
From $2,000/moBest for: Strategic campaign roadmaps
PROS- Highly structured forecasting methods
- Transparent communication and reporting
CONS- Onboarding process can be lengthy
76.3
10

An all in one growth marketing and user acquisition agency specializing in lead generation and customer acquisition for B2B tech companies.
From $2000/moBest for: B2B SaaS companies seeking qualified pipeline growth
PROS- Strong focus on B2B lead generation
- Proprietary contact database access
CONS- Less suitable for direct to consumer brands
74.0
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Frequently asked questions
What does a user acquisition agency do?
A user acquisition agency helps businesses attract, engage, and convert new customers or app users through paid advertising, search engine optimisation, social media marketing, and conversion rate optimisation.
How much do user acquisition agencies typically charge?
Pricing varies significantly depending on the scope of work and ad spend. Most agencies charge either a percentage of media spend, a fixed monthly retainer, or a hybrid model, often starting at several thousand pounds per month.
How do I choose the right user acquisition agency?
Look for an agency with proven experience in your specific industry, transparent reporting practices, case studies demonstrating measurable ROI, and expertise in the channels most relevant to your target audience.
Sources
Where we checked each company's facts, and when.