
SMS Caster
Bulk SMS Software sends messages in bulk to multiple Android mobile users with distinct content in short time. Software imports the Contact list of individuals from computer storage to send bulk SMS and also skip the duplicate numbers automatically.

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300+ free browser-based developer utilities and engineering courses with zero-server tracking and 100% client-side privacy.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | smssoftware.org | cruxdev.tech |
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| Platforms | — | |
| Company | 2022 | Startup from India · 1 - 9 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


Bulk SMS Software for Android devices provides advanced tools and features which are designed to send numerous amount of text SMS to multiple national and international mobile phone numbers without any need of Internet connection by connecting Android Based Mobile Phones to computer system....
CruxDev is an all-in-one developer toolbox and technical learning platform featuring over 300+ browser-based utilities and 70 engineering courses. Key Highlights: Zero-Server Privacy: 100% client-side execution. Your confidential code, JSON payloads, API tokens, JWTs, and keys never leave your...
What each product offers, as listed by its team.


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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing SMSsoftware.org and CruxDev.tech.
CruxDev.tech's answer:
CruxDev combines over 300+ essential developer utilities with a comprehensive 70-course engineering academy in a single unified workbench. Crucially, it operates on a strict zero-server privacy architecture: all transformations, cryptography, formatting, and file processing happen 100% locally inside the user's browser using Web APIs and WebAssembly. Sensitive code snippets, JSON payloads, and API tokens never leave the device.
CruxDev.tech's answer:
Most developer utility websites are fragmented, ad-heavy, or silently transmit sensitive payloads to remote backend servers. Desktop alternatives require heavy downloads and platform-specific installations. CruxDev delivers an instant, lightweight web and offline PWA experience across any operating system with zero sign-ups, guaranteed data isolation, and modern features like LLM token cost modeling that legacy toolkits lack.
CruxDev.tech's answer:
The primary audience consists of software engineers, full-stack developers, DevOps engineers, cloud architects, cybersecurity analysts, and technical students. It is especially suited for developers handling confidential payloads, API secrets, database schemas, and cryptographic keys who require reliable utilities that adhere to strict zero-trust privacy standards.
CruxDev.tech's answer:
CruxDev was created out of the frustration of constantly juggling dozens of scattered single-purpose utility websites for daily programming tasks—formatting JSON on one site, decoding JWTs on another, generating hashes on a third—and worrying whether those servers were logging company data. It was engineered from the ground up as a fast, all-in-one developer companion where all processing remains strictly client-side.
CruxDev.tech's answer:
React, TypeScript, Vite, Tailwind CSS, Web Cryptography API, WebAssembly (Wasm), Canvas APIs, and Cloudflare Pages edge hosting.
CruxDev.tech's answer:
Share your experience with using SMSsoftware.org and CruxDev.tech. For example, how are they different and which one is better?
When comparing SMSsoftware.org and CruxDev.tech, you can also consider the following products.

SMS Caster app enables users to select as many phone numbers as they want from the contact list to send a single text message to all of them without having to spend any money.
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