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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 4.8 /5

What Clients Have Said

Scalebay is perceived as offering good value for cost, with clients noting a pricing fit for their budgets. Specific project costs were not disclosed, but overall, clients appreciate their expertise and efficient service, contributing to improved marketing outcomes and user acquisition.

This summary is based on verified Clutch reviews.

Most Common Project Size

< $10,000 based on 6 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 4.8
  • Willing to Refer 5.0

Top Mentions

Review Highlights

  • Outstanding Team Attributes

    Clients commend Scalebay for their team’s professionalism, knowledge, creativity, and pleasant demeanor. Their ability to work as a true partner rather than just another agency is highly valued.

  • Cultural and Value Alignment with Clients

    Scalebay is often chosen for their cultural fit and alignment with client values, which enhances collaboration and trust. Clients appreciate the shared values and strategic alignment in achieving business goals.

  • High Client Satisfaction and No Major Areas for Improvement

    Clients have expressed high satisfaction with Scalebay's services, with no significant areas for improvement noted. The company is recognized for its adaptability and competence in managing complex marketing challenges.

  • Strong Communication and Client Alignment

    Scalebay is praised for their clear, effective, and thorough communication. They maintain a strong client alignment by understanding unique business needs and providing proactive recommendations, contributing to successful partnerships.

  • Minor Improvement Suggestion: Meeting Summaries

    While overall client satisfaction is high, one client suggested that Scalebay could enhance their service by providing summaries of meetings, indicating a minor area for potential improvement.

  • Proficient in App Marketing and Technology

    Scalebay demonstrates strong expertise in app technology and performance marketing, providing tailored solutions and achieving key success metrics for clients across various industries. Their skills in app marketing are notably rare in the market.

Scalebay Reviews

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Services
Project Cost
Industry
Location

Performance & Mobile App Mktg for Electronics Marketplace

  • Mobile & App Marketing Performance Marketing
  • Less than $10,000
  • June - July 2026
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They were consistently responsive, proactive, and quick to bring their knowledge to the topics we were tackling."

Aug 25, 2026
Senior Manager, refurbed
Anonymous
Verified
  • eCommerce
  • Vienna, Austria
  • 201-500 Employees
  • Online Review
  • Verified

Scalebay provided mobile app marketing and technical support for a refurbished electronics marketplace. The team helped the client improve their app measurement, performance marketing, and growth foundation.

PPC Campaign Services for Mobility Platform Company

  • Pay Per Click
  • Google Adwords
  • Confidential
  • Jan. 2025 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They quickly align with our objectives, provide proactive recommendations, and work as a true partner."

Jul 23, 2026
Department Lead, free2move
Anonymous
Verified
  • Automotive
  • Paris, France
  • 201-500 Employees
  • Online Review
  • Verified

Scalebay manages and optimizes PPC campaigns for a mobility platform company. The team handles multiple channels, including Google Ads and Meta, and supports the creation and optimization of ad creatives.

Mobile App & Digital Marketing for News Magazine

  • Mobile & App Marketing Pay Per Click
  • Confidential
  • Jan. 2023 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The team is highly reactive."

May 28, 2025
Responsable Acquisition, Le Point
Adrien Bulteau
Verified
  • Media
  • Paris, France
  • 51-200 Employees
  • Online Review
  • Verified

Scalebay has been hired by a news magazine to assist with user acquisition for their app and website. Their work includes managing paid campaigns, tracking KPIs, and overseeing the brand's image.

Ad Management for AI-Powered Sports App

  • Advertising Mobile & App Marketing Performance Marketing
  • Other advertising
  • Less than $10,000
  • June - Aug. 2026
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The team consistently met deadlines, communicated effectively, and quickly addressed any issues."

Aug 24, 2026
Marketing Manager, AI-Powered Sports App
Anonymous
Verified
  • Sports
  • Trento, Italy
  • 1-10 Employees
  • Online Review
  • Verified

Scalebay provided Meta Ads management for an AI-powered sports app. The team resolved all the client's tracking issues and helped them evaluate other growth channels, both paid and organic.

Software Dev & Conversion Optimization for Video Game Dev Co

  • Conversion Optimization Custom Software Development
  • Confidential
  • Oct. 2025 - July 2026
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Scalebay provided a great and transparent relationship."

Jul 29, 2026
VP of Mobile & XR Business Development, Microids
Vincent Dondaine
Verified
  • Gaming
  • Paris, France
  • 51-200 Employees
  • Online Review
  • Verified

A video game development company hired Scalebay to modernize their platform. The team also added SDKs, tracked data, helped understand the client's customers, and managed user acquisition.

Digital Marketing & Advertising for Mobile App

  • Advertising Content Marketing Mobile & App Marketing
  • $50,000 to $199,999
  • Apr. 2025 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

"They have really nice ideas and always have a solution to each problem or question."

Jul 24, 2026
CEO, Up Cab / Drivee
Quentin Tomasi
  • Utilities
  • France
  • 1-10 Employees
  • Online Review

Scalebay provides digital marketing services for a mobile app. The team manages the client's brand content and advertising on Meta and Instagram. They also handle the client's ASO and social media.

Conversion Optimization for Software Development Company

  • Conversion Optimization
  • Confidential
  • June 2024 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Scalebay's results have always been positive."

Jun 17, 2026
Product Manager, Software Development Company
Anonymous
Verified
  • Other industries
  • Paris, France
  • 11-50 Employees
  • Online Review
  • Verified

Scalebay has provided marketing optimization services for a software development company. The team has helped the client with a long-lasting partnership.

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.

Showing 1-10 of 13 Reviews

Premier Verified means Clutch independently confirmed Scalebay is a legally registered business,
financially sound (Creditsafe: Low Risk), and backed by 12 verified client reviews averaging 5.0 stars.

Learn More
Verified Client Reviews
12
Overall Review Rating
5
Source
Clutch
Last Updated
August 25, 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 ParisFrance 75015

2 - 5

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Microids

(1)
Microids Logotype

Vincent Dondaine

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