From Mobile Marketing Innovators to Lightweight Attribution
Kalruck, formerly known as Kalpssoft, has been a pioneer in the mobile marketing and SDK development space since 2013. With deep roots in ad tech innovation and performance marketing, we understand the vital role of privacy-first attribution in the modern digital ecosystem.
Over the years,
our mission has been simple
Empower app developers, ad networks, and agencies with simple, powerful, and privacy-first tools that make tracking and monetization seamless.
Our Journey Through Innovation
Kalruck Today
With over a decade of experience in mobile marketing and SDK development, Kalruck is now focused on building lightweight, privacy-first attribution SDKs for modern marketing needs.
We’ve seen firsthand the complexity and overhead that traditional MMPs add — so we created Kalruck SDK to be:
Fast to integrate
GDPR/CCPA compliant
Compatible with all major CRMs and ad tracking tools
Postback-only install tracking — no personal data stored
Whether you're an app developer, ad network, DSP, or affiliate marketer, Kalruck helps you run campaigns, track installs, and validate events — without bloated SDKs or data storage risk.
Why Choose Kalruck?
We deliver high-performance attribution and analytics — built on a decade of innovation, designed for modern, privacy-first marketing.
10+ Years in Mobile Ad Tech
Proven SDK Development Expertise
Track Installs via Postback Without Storing User Data
Ideal for CPI, CPA, and Performance Campaigns
Trusted by Advertisers, Agencies, and Affiliate Networks