Simple PDF Assistant vs Speaker Toolkit

Simple PDF Assistant is your all-in-one PDF editor for iPhone. All processing happens locally on your device — your documents never leave your phone. POWERFUL TOOLS: • Viewer — View and search PDFs • Merge — Combine PDFs into one • Split — Split PDF by page or chunks • Extract — Select and extract specific pages • Rotate — Rotate pages 90°, 180°, or 270° • Compress — Reduce PDF file size • PDF to Images — Export pages as PNG or JPEG images • Watermark — Add custom text watermarks • Password Protect — Set open and owner passwords • Edit Metadata — Update title, author, subject, and keywords • Reorder Pages — Drag and drop to rearrange • Images to PDF — Convert images to PDF WHY CHOOSE US: Complete Privacy — On-device processing, no uploads Works Offline — No internet needed No Registration — Start instantly Clean Design — Intuitive, no learning curve Download Simple PDF Assistant and take control of your documents today.

A pocket audio lab for testing and exercising your iPhone speaker. Every tool generates sound locally — no microphone, no network, no account. • Speaker Cleaner — preset sweeps that may help dislodge loose water or dust. • Air Blower — shaped wind noise, four power levels. • Frequency Generator — 20 Hz to 20 kHz with live oscilloscope. • Speaker Test — Left, Right, Stereo, Bass, Treble diagnostics. • Noise Lab — White, Pink, Brown noise. Sound waves, not magic. Cannot repair damaged hardware.