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Mobile App Growth & ASO Agency

We are a team of data-driven mobile marketing experts committed to growing your app’s success through profitable user acquisition, retention, and monetization. Our approach combines performance marketing, creative insight, and deep technical know-how to deliver sustainable growth. Here's how we help:
🚀 App Launch. Your app’s first impression is everything. We help you plan and execute a high-impact launch strategy to maximize visibility and installs from day one. From market research to channel testing and pre-launch buzz. 
➡️ Onboarding & Paywall Optimization. Converting users starts with a seamless onboarding experience. We design and optimize onboarding flows and paywall placements to minimize friction and maximize conversion rates. 
📱 App Store Optimization / Custom Product Pages (CPPs). Your app store presence is your storefront. We optimize every element—from visuals to keywords—to improve discoverability and conversion. We also create tailored Custom Product Pages that align with campaign messages and user intent, delivering higher install rates and lower CPIs.
🧲 User Acquisition & Retargeting. We build scalable UA strategies across Meta, Google, TikTok, Apple Search Ads and other networks, combining creative testing and granular targeting. For re-engagement, we run high-performing retargeting campaigns to bring lapsed users back into the app at the right moment.
🤯 iOS SKAN & Tracking. Campaign Strategy Navigating privacy-first advertising requires precision. We design and manage SKAdNetwork (SKAN) compliant campaigns with a strategic approach to event prioritization, conversion value mapping, and creative clustering—ensuring performance even in a post-IDFA world.

  • Min project size
    $25,000+
  • Hourly rate
    $150 - $199 / hr
  • Employees
    2 - 9
  • Locations
    Paris, France
  • Year founded
    Founded 2023
  • Languages

3 Languages that we service

  • French
  • Spanish
  • English

1 Locations

  • Paris , France

No Focus Areas have been added yet…

Industries
Advertising & marketing
10%
Arts, entertainment & music
10%
Education
10%
Financial services
10%
Gambling
10%
Gaming
10%
Hospitality & leisure
10%
Medical
10%
Retail
10%
eCommerce
10%
Clients
Midmarket ($10M - $1B)
45%
Enterprise (>$1B)
30%
Small Business (<$10M)
25%
Certified in:
Digital Strategy Mobile & App Marketing

Pricing Snapshot

Min. project size $25,000+
Avg. hourly rate $150 - $199 /hr
Rating for cost 4.9 /5

What Clients Have Said

Scalebay offers competitive pricing that fits various budgets, with clients highlighting strong value for cost. Multiple reviews emphasize their adaptability and responsiveness, contributing to overall satisfaction in project outcomes without specific project costs disclosed.

This summary is based on verified Clutch reviews.

Most Common Project Size

< $10,000 based on 7 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

Scalebay Review Insights

Overall Review Rating

5.0
  • Quality 5.0
  • Schedule 5.0
  • Cost 4.9
  • Willing to Refer 5.0

Top Mentions

Review Highlights

  • Impressive Communication and Responsiveness

    Clients commend Scalebay's excellent communication skills, responsiveness, and ability to address issues quickly. They are proactive in providing updates and solutions.

  • No Immediate Areas for Improvement

    Across multiple reviews, clients expressed no significant areas for improvement, indicating a high level of satisfaction with Scalebay's services and outcomes.

  • Expertise in App Technology and Performance Marketing

    Scalebay is recognized for its strong expertise in app technology and performance marketing, providing pragmatic solutions and tangible outcomes for clients in various industries.

  • Positive Financial Impact and ROI

    Scalebay's efforts have led to measurable financial improvements for clients, including increased revenue, reduced acquisition costs, and improved retention and engagement metrics.

  • Strong Project Management Skills

    Clients consistently highlight Scalebay's strong project management, with timely deliveries, proactive communication, and effective collaboration. They are praised for their responsiveness and ability to align with client objectives.

Scalebay Reviews

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Mobile & App Marketing for MaaS Co

  • Mobile & App Marketing
  • Confidential
  • Jan. 2024 - Jan. 2025
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Scalebay was the best option for us."

Jun 3, 2025
CMO, Argonot
Lou Bernardini
Verified
  • Other industries
  • Paris, France
  • 1-10 Employees
  • Online Review
  • Verified

Scalebay provided marketing services for a MaaS company. The team focused on mobile app traffic acquisition, focusing on metrics and data.

CRO & Ad Campaigns for Real Estate Company

  • Digital Strategy Media Planning & Buying
  • $10,000 to $49,999
  • Jan. - Mar. 2025
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"I was impressed with their reactivity and strategic approach."

May 31, 2025
Director, Real Estate Company
Anonymous
Verified
  • Real estate
  • Madrid, Spain
  • 1-10 Employees
  • Online Review
  • Verified

A real estate company hired Scalebay to set up conversion tracking, create and plan ad campaigns on Google and Meta, and generate leads.

Digital Strategy & Mobile App Marketing for Gaming Company

  • Digital Strategy Media Planning & Buying Mobile & App Marketing
  • Confidential
  • Jan. - Apr. 2025
5.0
Quality
4.5
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"I was happy with their service and couldn't ask for more."

May 26, 2025
UA Manager, Gaming Company
Anonymous
Verified
  • Gaming
  • Paris, France
  • 501-1,000 Employees
  • Online Review
  • Verified

Scalebay was hired by a gaming company to help them identify a new launch strategy to penetrate new markets for their games and apps. The team also created a playbook for network best practices.

Custom App Configuration for Healthcare Co

  • Mobile App Development Other IT Consulting and SI
  • Less than $10,000
  • March 2025
5.0
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

"Their good communication was most impressive."

May 26, 2025
CEO, Healthcare Co
Mathilde
Verified
  • Other industries
  • Paris, France
  • 1-10 Employees
  • Online Review
  • Verified

Scalebay provided mobile app development services for a healthcare company. The team was tasked with configuring AppsFlyer for the client.

App Marketing, CRM SI & PPC for Real Estate Investment Co

  • CRM Consulting and SI Mobile & App Marketing Pay Per Click
  • $10,000 to $49,999
  • Sep. 2024 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They are nice people."

May 26, 2025
COO & Co-Owner, Equito App
Naji Bizri
Verified
  • Financial services
  • Barcelona, Spain
  • 11-50 Employees
  • Online Review
  • Verified

Scalebay provides ongoing app marketing services for a real estate investment company. The team has set up customer.io, run Meta Ads & TikTok ad campaigns, and placed sponsored ads on stores.

Showing 11-15 of 15 Reviews

Premier Verified means Clutch independently confirmed Scalebay is a legally registered business,
financially sound (Creditsafe: Low Risk), and backed by 13 verified client reviews averaging 5.0 stars.

Learn More
Verified Client Reviews
13
Overall Review Rating
5
Source
Clutch
Last Updated
September 22, 2026

Business Entity

Business Entity Name Scalebay
Source Greffe du tribunal de commerce de Paris
Jurisdiction of Formation France
Date of Formation June 14, 2023
Status Active
Last Updated July 10, 2025
ID SIREN: 953 172 178 SIRET: 953 172 178 00014

Credit Report Results

International Credit Risk Assessment Low Risk
Source Creditsafe
Last Updated July 10, 2025
Learn More About The Clutch Verification Process

Locations (1)

195 Rue de la Croix Nivert Paris, France 75015

2 - 5

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