RenewSpark Tools

Behrooz Falsafi Utilities iPhoneiPadiPod touch

RenewSpark Tools is a free Utilities app for iPhone and iPad by Behrooz Falsafi. Requires iOS 17.6. Updated December 4, 2025.

Price: Free; on the App Store
Size: 5 MB; Age 4+
Updated: Dec 4; 2025 · v1.2

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Screenshots

About RenewSpark Tools

RenewSpark Tools helps you design safer, more accurate lithium-ion battery packs with clear S/P suggestions, runtime estimates, and real-world build guidance. This update adds dynamic recommendations tailored to power-tool rebuilders, e-bike and high-current builders, car-audio SPL systems, and DIY electronics users. Whether you're rebuilding packs or designing custom battery systems, RenewSpark Tools gives you conservative calculations, practical advice, and confidence in every build.

What’s new

Version 1.2 · Updated December 4, 2025

• Added Advanced Info section with tailored guidance for Power-Tool Rebuilders, High-Current/E-Bike/Car-Audio builders, and DIY low-current users • Introduced dynamic persona-based calculations where relevant • Improved Battery Capacity tool with clearer results and better input validation • Updated UI with modern cell-type picker and design refinements • Enhanced stability, fixed minor bugs, and improved overall user experience

App privacy

The developer, Behrooz Falsafi, reported these privacy practices to Apple.

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

Location: Coarse Location
Identifiers: Device ID
Usage Data: Product Interaction
Diagnostics: Crash Data, Performance Data, Other Diagnostic Data

Used for: Analytics, App Functionality

App details

RenewSpark Tools is a free Utilities app for iPhone, iPad and iPod touch, developed by Behrooz Falsafi. It requires iOS 17.6 or later and is 5 MB to download. It was first released on November 27, 2025 and last updated on December 4, 2025.

Category: Utilities
Price: Free
Version: 1.2
Size: 5 MB
Requires: iOS 17.6 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English
Age rating: 4+
Released: November 27, 2025
Last updated: December 4, 2025
Developer: Behrooz Falsafi

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Alternatives to RenewSpark Tools

Looking for apps like RenewSpark Tools? Here are 6 similar apps on the App Store. The highest rated is Battery Calculator & Converter (5.0/5), and 5 of the 6 are free to download.

RenewSpark Tools vs. alternatives
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RenewSpark Tools	–	Free	December 4, 2025
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