Grunder

Content rating
Everyone
50+
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Content rating
Everyone
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About this app

Grunder is the customer experience management platform designed for businesses that want to understand, measure, and improve how their customers perceive them.

With Grunder, you create custom surveys, share them via a QR code in your store, receive real-time responses, and get management reports powered by Artificial Intelligence—all from your mobile device, without any technical expertise.

WHO IS GRUNDER FOR?


• Restaurants, cafes, hotels, and customer service businesses

• Retail, supermarkets, and neighborhood stores

• Clinics, offices, and professional services

• Medium and large companies that want an actionable NPS program

• Entrepreneurs who want to make data-driven decisions

MAIN FEATURES

Professional Surveys

• Create satisfaction surveys in minutes

• Evaluate service and product separately with customizable criteria

• QR code ready to print and display in your establishment

• Anonymous responses for honest answers

• Control over the collection period and number of responses

AI-Powered Analysis

• Management reports automatically generated by AI

• Identification of strengths, areas for improvement, and opportunities

• Concrete and actionable recommendations based on criteria

• Export your reports as PDFs to share with your team

Key Metrics

• NPS (Net Promoter Score) with Promoter, Passive, and Detractor classifications

• CSAT (Customer Satisfaction Index)

• Product-Service Matrix (Delighted Customer, Seduced, masochist, convict)

• Sector comparison to see how you stand against your industry

• Score history with monthly trends

Promotions to build loyalty

• Raffles with automatic winner selection

• Prize wheel with configurable stock

• Discount coupons with unique codes per customer

• 30-day window to claim prizes

• Complete winner and delivery management

Customized criteria

• Create your own service and product evaluation criteria

• Adapt the survey to your type of business (food service, retail, services, etc.)

• Manage your criteria from the app

Training and certifications

• Asynchronous training courses included

• Quality certificate issued upon meeting requirements

• Verifiable recognition for your business

FLEXIBLE PLANS

• Free: 1 monthly survey with up to 100 responses and 2 custom criteria per type. Ideal for beginners.

• Basic: 3 unlimited monthly surveys, 10 AI reports per month, customizable promotion, quality certificate, up to 5 criteria per survey type.

• Premium: Unlimited surveys, 30 AI reports per month, unlimited promotions, access to events and training, unlimited custom criteria, up to 3 shared accounts.

You can change, cancel, or upgrade your plan at any time.

WHY CHOOSE GRUNDER?

• Designed for the Latin American market (currency in Soles, support in Spanish)

• Simple interface, no learning curve

• Secure payments through the Culqi payment gateway

• Your data is protected with encryption and regular backups

• Easily delete your account and data from the app

GET STARTED TODAY

Download Grunder, create your first survey in less than 5 minutes, and discover what your customers really think about your business. The first survey is free, no credit card required.

Support: support@grunderapp.com
Privacy Policy: https://grunderapp.com/privacy
Updated on
Jul 29, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
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Data is encrypted in transit
You can request that data be deleted
Content rating
Everyone
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App support

About the developer
Christian Alberto Dulanto Torres
cdulanto.2305@gmail.com
Calle los Claveles 348 San Juan Bautista 16004 Peru