The Best Shopify Agencies for Your Online Store

In the competitive landscape of e-commerce, choosing the right Shopify agency is crucial to ensure the success of your online store's creation, redesign, or optimization.
There are many agencies on the market, and differentiating them can be time-consuming and tedious, as they often highlight the same generalities. We have taken care to exclude the less relevant agencies to focus on a top selection of reliable agencies whose work is recognized. We will therefore highlight their differences so that you can select the Shopify agency best suited to your needs.

1. Agence Shop

Agence Shop stands out for its expertise in creating high-performing and optimized Shopify stores, with particularly competitive rates for the same level of premium delivery and support. The agency excels in three key areas:

• E-commerce strategy: Agence Shop adopts a personalized approach to attract, convert, and retain customers, thereby maximizing revenue and strengthening your brand's market presence. A CRO expert will assist you upstream of the project in clearly defining a strategy to optimize your store to the maximum: conversion, average cart value, and repeat purchases. Here is a comprehensive guide to optimizing your Shopify store's conversion rate, and another related to optimizing a product page on Shopify.
• UX Design: the agency emphasizes a smooth user experience, with intuitive navigation and a design aligned with the brand's identity, fostering engagement and visitor conversion. All designs are first conceived in their mobile version, to guarantee the best possible results across all devices.
• Shopify Development: thanks to in-depth knowledge of the Shopify CMS, Agence Shop offers tailor-made solutions, including theme creation and customization, advanced configuration of third-party applications, and development of specific functionalities.

A strong point to highlight is the priority given to customer satisfaction, which results in extremely positive feedback from their partners and lasting loyalty. Furthermore, their solutions are specifically geared towards increasing sales. Unlike some agencies that merely apply basic checklists, Agence Shop relies on deep CRO expertise and perfect knowledge of the Shopify CMS. You can also find here a complete guide to discovering all facets of Shopify.

When to choose Agence Shop for your Shopify project?

Agence Shop is particularly suitable for e-commerce brands looking to create, redesign, or optimize a Shopify store with a performance-oriented approach. The agency primarily supports projects that need a more credible, faster, smoother mobile site, and one better designed to convert visitors into customers.

Agence Shop is a good choice if you already have a Shopify store that generates traffic but converts insufficiently, if your design no longer reflects your brand's level, or if you need custom Shopify functionalities without unnecessarily weighing down your theme.

The agency is less suitable for very low-cost projects that only seek a quick theme installation without an e-commerce strategy, UX work, or purchase journey optimization.

Examples of Shopify projects supported by Agence Shop

Agence Shop has supported several e-commerce brands on Shopify creation, redesign, and optimization projects, with particular attention to mobile experience, conversion rate, average cart value, product pages, side cart, bundles, subscriptions, and upsell mechanics.

• Bell’s Cookies: Shopify redesign, improved mobile experience, implementation of bundles, subscriptions, and optimized side cart, with significant results on sales, conversion, orders, and average cart value.
• OCN Nutrition: CRO optimization, enrichment of product pages, improvement of the purchase journey, and work on conversion levers for a Shopify store in the sports nutrition universe.
• Brume Orpin: Shopify support for a high perfumery house, with work on premium image, product experience, and coherence of the purchase journey.
• Surf Progress: optimization of a Shopify store dedicated to selling online surf training, with attention to clarity of the offer, conversion, and average order value.

These projects illustrate how Agence Shop combines e-commerce strategy, UX design, Shopify development, and CRO optimization to create more powerful, clearer, and customer-centric stores.

2. LobsTTer

LobsTTer is an agency renowned for its expertise in designing and modernizing e-commerce sites on Shopify. Here is an overview of its services:

• Online store creation: LobsTTer assists companies in launching their Shopify stores, ensuring an optimized configuration that maximizes performance.
• Transition to Shopify: the agency ensures a seamless migration from other platforms, preserving essential data and guaranteeing perfect continuity.
• SEO improvement: LobsTTer deploys tailored SEO strategies to increase site visibility and attract quality traffic.
• Email campaigns: leveraging its expertise with Klaviyo, the agency also offers strategic and effective email marketing campaigns.

LobsTTer distinguishes itself through an approach focused on its clients' specific objectives, whether it's launching a store or optimizing its overall performance.

3. Moon Moon

Moon Moon specializes in the creation, optimization, and monitoring of online stores. Its services include:

• UX/UI Design: this agency focuses on fluid customer journeys and attractive interfaces, aligned with brand identities and designed to maximize conversion rates.
• Custom Development: it creates unique e-commerce solutions, tailored to client needs, including specific functionalities and the implementation of connectors to improve business processes.
• Continuous Support: Moon Moon is committed to supporting its clients daily with personalized advice and rigorous monitoring, thus ensuring the sustainability of projects.

With over 150 successful e-commerce projects, Moon Moon positions itself as a key player thanks to its close collaboration with its clients and its proven results.

4. Stellar Projects

Stellar Projects, experts in digital transformation, helps brands take their online store to the next level. Its services include:

• Creation of high-performing Shopify stores: by combining UX/UI expertise and technical know-how, Stellar Projects designs sites focused on conversion and customer engagement.
• Professional migration and redesign: whether from Prestashop, Magento, or WooCommerce, the agency guarantees a smooth transition to Shopify, without service interruption and by optimizing SEO.
• Tailor-made growth strategy: Stellar Projects supports its clients in expanding their online presence, with adapted plans including UX optimization, internationalization, and distinctive branding.

The agency excels in creating strong brand identities and integrating best practices to boost commercial performance.

5. Maukau

Maukau is the first French agency entirely dedicated to Shopify, with an approach focused on performance and durability:

• Shopify and Shopify Plus expertise: Maukau addresses ambitious brands and helps them fully leverage Shopify's capabilities to maximize their growth.
• Smooth migrations and strategic redesigns: it specializes in frictionless transitions from platforms like Prestashop or Magento.
• Optimization of key KPIs: by implementing adapted solutions, the agency improves essential indicators such as customer lifetime value (LTV), conversion rate, or average cart value.

Since 2016, Maukau has established itself as an indispensable partner for businesses seeking to transform their activity through Shopify.

How to recognize a reliable Shopify agency?

Choosing a Shopify agency is not just about comparing portfolios or prices. A reliable agency must be able to understand your business model, operational constraints, brand positioning, and growth objectives. It should not just promise a beautiful store but explain how each design, structure, content, or development choice can contribute to improving customer experience and commercial performance.

It talks about results, not just design

A good Shopify agency doesn't just present elegant mock-ups. Design is important, but it must serve a broader objective: making the offer clearer, reassuring visitors, facilitating purchases, and increasing conversion. A reliable agency is therefore interested in concrete indicators such as conversion rate, average cart value, add-to-cart rate, mobile performance, loading speed, and customer loyalty.

If an agency only talks about aesthetics, without ever mentioning e-commerce performance, it is often insufficient for a serious Shopify project. An online store must be beautiful, but above all, it must sell.

It technically understands Shopify

Shopify is an accessible platform, but a professional project requires real technical mastery. A reliable agency must understand Shopify themes, sections, templates, metafields, applications, native platform limitations, and good Liquid development practices. This expertise helps avoid unnecessary application stacking, overly heavy themes, maintenance issues, and customizations that are difficult to evolve.

A good agency also knows how to distinguish what needs to be custom-developed, what can be managed natively in Shopify, and what can be entrusted to a third-party application. It is often this ability to arbitrate that makes the difference between a clean, fast, and durable store, and a site that is difficult to maintain after a few months.

It knows how to explain its UX and CRO choices

A reliable Shopify agency doesn't just say that a page is "more modern" or "more premium." It must be able to explain why it recommends a certain page structure, why a reassurance block should be placed in a certain spot, why a product page needs to be enriched, or why a side cart can improve the shopping experience.

This ability to justify UX and CRO choices is essential. It shows that the agency does not work solely on intuition but builds the customer journey based on purchasing obstacles, the maturity level of visitors, and the brand's commercial objectives.

It presents concrete client cases

A Shopify agency's portfolio should not just show beautiful screenshots. It should allow understanding the project context, the problems encountered, the solutions provided, and, when possible, the results obtained. A reliable agency must be able to explain what it has actually done: UX redesign, product page optimization, development of specific functionalities, cart improvement, migration, performance work, or CRO support.

Client cases are particularly useful for evaluating whether the agency has already supported brands similar to your situation: launching a new store, redesigning an existing site, migrating from another CMS, developing a complex catalog, selling internationally, or optimizing an already active store.

It clearly states what it does not do

A serious agency does not promise everything. It must be clear about its scope of intervention, its limits, and the subjects that do not fall within its main expertise. For example, some agencies are excellent at Shopify design and development but do not manage advertising, logistics, content production, or long-term acquisition.

This transparency is rather a good sign. A reliable agency prefers to frame the project correctly from the start rather than accepting all requests at the risk of creating confusion, delays, or disappointment. It should also tell you when a feature is not a priority, when an application is unnecessary, or when a request risks unnecessarily burdening the store.

It helps you prioritize, not just stack everything

A Shopify project can quickly become too complex if too many features, applications, blocks, or objectives are added at once. A reliable agency should help you sort out what is essential for launch, what can wait for a second phase, and what will probably not provide sufficient return on investment.

This ability to prioritize is fundamental. It allows concentrating the budget on the elements that will have the most impact: a fluid mobile experience, convincing product pages, a clear purchasing journey, a clean architecture, good loading speed, and functionalities genuinely useful for your customers. A good Shopify agency does not seek to add everything. It seeks to build a clearer, higher-performing, and easier-to-evolve store.

Questions you probably ask yourself if you're looking for the best Shopify agency

What should you base your selection on to choose the right Shopify agency for you?

To identify the best Shopify agency for your project, here are some essential criteria:

• Technical expertise: Ensure the agency has solid experience in Shopify development, including theme customization, application integration, and custom feature development.
• Portfolio and references: Review the agency's past projects to assess their ability to meet your specific needs. Positive client reviews are also a good indicator.
• Services offered: A good agency offers a combination of e-commerce strategy, UX/UI design, development, and continuous optimization.
• Alignment with your goals: The agency must understand your specific needs, whether it's to increase conversions, improve your brand image, or target a new market.
• Post-launch support: A good agency offers long-term support to ensure the growth and success of your online store.
• Trust: This is perhaps one of the key elements. The agency you choose to work with must generate enough trust before the project begins for you to agree to work with them. They must make you feel that your project is their priority, and that it will not be handled by a junior team just "getting their feet wet."

You can find all information about our Shopify agency (technical expertise, portfolio, services offered, client reviews) by clicking on the following link.

What are the projects for which you might need a Shopify agency?

A Shopify agency can be a valuable partner in many situations, including:

• Creating a new store: if you are starting on Shopify and want an optimized store from the outset.
• Redesign or optimization of an existing site: to modernize your site or increase its performance in terms of conversion rate, loading time, or design.
• Migration from another platform: an agency can manage the migration of your store from a CMS like Magento, Prestashop, or WooCommerce to Shopify, ensuring a seamless transition without data loss.
• International growth: if you want to expand into new markets, an agency can assist you with localizing your site and optimizing logistics.
• Continuous support: an agency provides maintenance and updates to prevent any technical issues or performance degradation.

What are the steps to determine the best Shopify agency?

1. Define your objectives: do you want to increase sales, improve your design, or integrate new features? All three! We advise you to spend a lot of time clearly defining your needs: what pages will the agency need to create? What features will they need to integrate? Should the scope include platform translation? Should the agency also create the catalog, product pages, and categories? Etc…

Don't forget to set a deadline for the delivery of your project. Depending on the project's scope, this deadline can vary greatly, and you'll need to discuss with the agency to understand what might shorten or extend this timeframe.

1. Compare agencies: evaluate several agencies based on their portfolio, client reviews, and proposed rates. Contact former clients to get a true idea of customer satisfaction.
2. Ask the right questions: during discussions, ask about their work process, their turnaround time, and how they measure the success of a project. Make sure that truly qualified individuals will be handling your project. Ask to speak with the project manager and the CRO expert.
3. Test their communication: a responsive and transparent agency is often a sign of a successful partnership.

How much does a website built by a Shopify agency cost?

The cost of a Shopify site varies according to different criteria:

• Project complexity: a simple site with a standard design will necessarily cost less than a store with complex functionalities and a custom design.
• Catalog size: the more products you have, the more time will be needed for configuration and customization.
• Additional services: SEO optimization, content creation, or marketing campaign management can increase the total cost.

The agency's positioning: some agencies are much more expensive than others. This is often a matter of positioning: the agency has a high-rate policy to select the most financially interesting clients. It can also be due to the size of the structure: a large agency necessarily has higher costs (offices, staff, administration...). Finally, a well-established agency tends to inflate its prices because it is more in demand.

On average, the cost of a site built by a Shopify agency can range from €5,000 to €50,000, depending on your needs. Agence Shop, for example, offers more accessible rates than most of its competitors, while guaranteeing a high return on investment.

This article has allowed you to discover several Shopify agencies and to better understand the criteria to consider when selecting the most suitable partner for your project.