Search results for “ph meter online”
Basic Photo Studio & Filter Lab
Adjust brightness, contrast, saturation, blur, sharpen and add text watermarks.
Device Mockup Studio
Wrap screenshots in phone, laptop and tablet frames with gradient backgrounds.
In-Browser Screen & Audio Recorder
Record your screen, window or tab with system audio and microphone.
hotOCR Image to Text & Word Converter (Keep Tables & Pictures)
Extract editable text from photos and scans in English, Urdu, Arabic and more — or download a Word file with the same tables, pictures and layout.
EXIF Metadata & GPS Coordinates Wiper
View and strip camera and GPS metadata from photos before sharing.
essentialCryptographic Password & Token Generator
Generate high-entropy passwords, UUID v4 and hex API tokens.
Universal Retail & Logistics Barcode Generator
Generate Code128, EAN-13, UPC-A, Code39, ITF-14 and Pharmacode barcodes.
essentialSpeech-to-Text Transcriber & Subtitle Studio
Transcribe your microphone live and export TXT or SRT subtitles.
JSON to TypeScript/PHP/Python/Go Types
Infer strongly-typed interfaces, classes and structs from JSON.
GraphQL Schema Explorer & Query Builder
Parse SDL schemas and build queries by checking fields.
cURL to Code Converter
Convert cURL commands into Python, JS, PHP and Go code.
Academic Citation & Bibliography Studio
Generate APA 7, MLA 9, Harvard, Chicago and IEEE citations.
Scientific Calculator & Function Plotter
Plot multiple functions with pan/zoom plus a scientific keypad.
Paraphrasing Companion & Vocabulary Enhancer
Rephrase sentences with offline synonym maps by tone.
Virtual UV-Vis Spectrophotometer
Beer-Lambert optical bench with blanking and spectra.
Digital pH, ORP & Conductivity Meter
Nernst simulation, ATC, buffer calibration and titration.
Vernier Caliper & Micrometer Workshop
Drag-and-read vernier scales with zero error and quiz.
Kids ABC & Urdu Tracing Slate
Finger-trace English and Urdu letters with sparkles.
Kids Rainbow Xylophone & Piano
8-key xylophone with follow-the-star nursery rhymes.
newMulti-Language Code Sandbox
Run HTML/CSS/JS, Python (Pyodide) and SQL in-browser.
hotAI Passport Photo Maker & Print Sheet
Background removal, face framing and 4x6/A4 print sheets.
ID Card Maker & Bulk Generator (School, University, Employee)
Design an ID card once (logo, colours, photo, QR, fields), save it, fill a form or CSV and print CR80 cards on A4 — no overlapping, print-ready PDF.