mrg19TOOLS FOR EVERYDAY WORKFind a tool

A practical advantage, every day

Good work.Less busywork.

A considered collection of tools for finance, data and everyday decisions. Find what you need. Get back to what matters.

108 focused tools10 categories

A little clarity, in real time

Make the numbers
work for you.

Adjust the amount, rate or term and watch the estimate respond. Open the full calculator for the repayment schedule and extra-payment comparisons.

Explore loan amortization

A clearer view of your loan.

Estimated monthly paymentLKR 21,247

A reducing-balance estimate, excluding fees.

The full collection

Find the right tool.

All tools

108 tools
Documents & Images

PDF to Word

Editable text, ready for your next draft.

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Documents & Images

Word to PDF

A clean, printable copy of your document.

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Documents & Images

Merge PDFs

Bring separate documents together.

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Documents & Images

Split PDF

Keep the pages that matter.

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Documents & Images

Compress PDF

A lighter document for easier sharing.

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Documents & Images

PDF to Excel

Move document tables into a spreadsheet.

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Documents & Images

Images to PDF

Your images, collected in one document.

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Documents & Images

PDF to Images

Export every page in a useful format.

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Documents & Images

Organize PDF Pages

Put every page in its place.

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Documents & Images

Sign PDF

Add your signature with a personal touch.

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Documents & Images

Watermark PDF

Make ownership part of the document.

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Documents & Images

Add PDF Page Numbers

Keep a longer document easy to follow.

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Documents & Images

Scan to Text — OCR

From a scanned page to editable text.

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Documents & Images

Redact PDF

Remove sensitive areas before sharing.

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Documents & Images

Compare PDFs

See what changed between two versions.

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Documents & Images

Image Compressor

Smaller images. A considered balance.

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Documents & Images

Image Format Converter

The right format for the task.

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Documents & Images

Background Remover

A clean cut for simple product images.

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Documents & Images

Document Scanner

Turn a document photo into a cleaner scan.

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Documents & Images

File Size Targeter

Make room within an upload limit.

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Spreadsheets & Data

Paste Analyzer

Copy from Excel, paste, get the movers. Understands accounting negatives.

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Spreadsheets & Data

Chart Engine

Paste a table, get a recommended chart. Restyle it, export SVG or PNG.

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Spreadsheets & Data

Formula Toolkit

Untangle an inherited Excel formula, or describe what you need and get it built.

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Spreadsheets & Data

Static Balance Ageing Monitor

Paste the monthly GL list, age it, chase the reconcilers.

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Spreadsheets & Data

Table Scrubber

Clean a pasted table, trim, dedupe, fix types and separators.

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Spreadsheets & Data

Two-List Reconciler

Match two lists, see what agrees, what is missing and what differs.

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Spreadsheets & Data

Keyed Table Diff

Diff two tables on a key column, changed cells, added and removed rows.

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Spreadsheets & Data

Text Diff

Compare two blocks of text line by line.

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Spreadsheets & Data

Duplicate Finder

Find repeats in a pasted list, exact or fuzzy.

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Spreadsheets & Data

Quick Pivot

Group and total a pasted table without opening Excel.

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Spreadsheets & Data

Column Profiler

Profile every column, types, fill rates, ranges and oddities.

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Spreadsheets & Data

Column Splitter & Merger

Split one column into many, or stitch several into one.

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Spreadsheets & Data

Date Format Converter

Recognise messy dates and rewrite them in one consistent format.

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Spreadsheets & Data

Bank Statement Categoriser

Paste a statement, tag every line with a category.

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Spreadsheets & Data

Budget vs Actual

Variance table and commentary starters from two pasted columns.

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Spreadsheets & Data

Petty Cash Reconciler

Balance the float, receipts in, cash out, difference explained.

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Spreadsheets & Data

OCR Financial Statement

Read a scanned or photographed statement into an editable line-item table.

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Banking, Tax & Markets

Sri Lanka Income Tax

Monthly APIT, take-home pay and effective rate on the current IRD slabs.

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Banking, Tax & Markets

Reverse Tax Calculator

Work back from a tax-inclusive figure to the base amount.

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Banking, Tax & Markets

Sri Lanka Gratuity

Half-month rule gratuity from salary and service period.

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Banking, Tax & Markets

DCF / NPV / IRR

Discount a cash-flow series and get NPV, IRR and payback.

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Banking, Tax & Markets

Bond Calculator

Price, yield and duration from coupon, maturity and settlement.

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Banking, Tax & Markets

Duration & Convexity

Interest-rate sensitivity, worked through properly.

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Banking, Tax & Markets

Yield Curve Plotter

Plot a curve from pasted tenors and rates, spot the shape.

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Banking, Tax & Markets

Valuation Multiples

EV/EBITDA, P/E and friends from pasted financials.

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Banking, Tax & Markets

NIM Sensitivity Simulator

Move asset and liability rates, watch net interest margin respond.

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Banking, Tax & Markets

IFRS 9 ECL Demo

Stage allocation and expected credit loss, worked through end to end.

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Banking, Tax & Markets

FX Return Comparator

Compare a foreign-currency return against holding rupees.

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Banking, Tax & Markets

FX Hedging Cost

What a forward really costs, explained from the rates.

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Banking, Tax & Markets

Interest Rate Converter

Nominal, effective, flat and APR, converted both ways.

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Banking, Tax & Markets

Real After-Tax Return

What your deposit actually earns after tax and inflation.

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Personal Finance

Loan Amortization

Full schedule with the effect of any extra payment.

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Personal Finance

Loan Comparison

Two offers side by side, true cost, not just the rate.

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Personal Finance

Mortgage Overpayment

What early payments do to the term and total interest.

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Personal Finance

Debt Snowball vs Avalanche

Order your debts both ways and see the difference.

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Personal Finance

Savings Goal Planner

Work back from the goal to the monthly amount.

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Personal Finance

Fixed Deposit Ladder

Stagger maturities so money is never far away.

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Personal Finance

EPF/ETF Projector

Project the retirement balance from contributions and growth.

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Personal Finance

Personal Runway

How long your savings last at your burn rate.

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Personal Finance

Salary Negotiation

What an offer is worth after tax, EPF and the counter.

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Charts & Numbers

Chart Maker

28 chart types from a pasted table, fully customisable, export ready.

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Charts & Numbers

Waterfall Chart Maker

Bridge one number to another and export the chart.

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Charts & Numbers

Gantt Chart Builder

Type the phases, get a timeline you can export.

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Charts & Numbers

Percentage Toolkit

Change, margin, markup, share of total, without re-deriving the formula.

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Charts & Numbers

Number to Words

Rupee amounts spelled out for cheques and agreements.

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Charts & Numbers

Unit Price Comparer

Which pack is actually cheaper, per unit.

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AI & Prompts

Finance Loop Engine

Builds a self-checking finance brief, objective, ground truth, success criteria, stop conditions.

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AI & Prompts

RACE Pit Wall

Answer the questions and the prompt writes itself. Copy it into any AI chat.

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AI & Prompts

CO-STAR Prompt Builder

Context, objective, style, tone, audience, response, filled in one pass.

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AI & Prompts

System Prompt Builder

Compose a system prompt section by section.

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AI & Prompts

Prompt Chain Planner

Break a big task into a chain of prompts with handoffs.

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AI & Prompts

AI Output Evaluator

Score a model's answer against criteria you set.

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AI & Prompts

AI Claim Checker

Pull the checkable claims out of an AI answer before you trust it.

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AI & Prompts

Image to Prompt

Upload an image and get a prompt that recreates, restyles or edits it.

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Work & Planning

Priority Board

Eisenhower quadrants for a pasted task list, including what to stop doing.

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Work & Planning

Task Prioritiser

Score a task list and get an ordered plan you can defend.

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Work & Planning

Kanban Board

Three columns, drag the cards, nothing saved anywhere.

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Work & Planning

OKR Tracker

Objectives, key results and a confidence check-in.

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Work & Planning

Decision Matrix

Weight the criteria, score the options, see the answer.

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Work & Planning

Meeting Agenda & Minutes

Agenda in, decisions and actions out.

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Work & Planning

One-to-One Notes

A running log per person, topics, actions, follow-ups.

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Work & Planning

Skills Gap Matrix

Map the team against the skills and find the gaps.

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Work & Planning

Org Chart Builder

Type the reporting lines, get a chart you can export.

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Work & Planning

Time Zone Meeting Finder

Find the hour that works across the offices.

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Work & Planning

Pomodoro Timer

Work in focused rounds with breaks that actually happen.

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Work & Planning

Excel Shortcut Trainer

Drill the shortcuts until your hands know them.

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Work & Planning

Mental Maths Trainer

Keep the arithmetic sharp for the meeting room.

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Brand & Marketing

Brand Palette Generator

Build a palette with contrast checks and export tokens.

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Brand & Marketing

Brand Voice Checker

Score copy against the voice you defined.

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Brand & Marketing

Brand Consistency Audit

Walk a checklist across everything carrying your name.

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Brand & Marketing

Tagline Generator

Structured patterns that turn a value prop into lines.

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Brand & Marketing

Name Brainstormer

Generate and shortlist names by pattern and vibe.

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Brand & Marketing

Wordmark Previewer

See a name set in many typefaces at once.

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Brand & Marketing

Business Card Designer

Design a card in the browser, export print-ready.

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Brand & Marketing

Favicon & App Icon Maker

One mark, every size a site or app needs.

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Brand & Marketing

Social Image Cropper

Crop one image to every platform's sizes.

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Brand & Marketing

LinkedIn Headline & About

Build the two texts everyone actually reads.

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Brand & Marketing

Hashtag & Keyword Extractor

Pull the tags and keywords out of any text.

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Brand & Marketing

UTM Link Builder

Tagged campaign links without the spreadsheet.

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Text & Utilities

Text Case & Format

Case conversion, cleanup and formatting for pasted text.

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Text & Utilities

Word & Character Counter

Counts, reading time and frequency at a glance.

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Text & Utilities

JSON / CSV Formatter

Convert and pretty-print between JSON and CSV.

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Text & Utilities

Password & Passphrase Generator

Strong passwords and memorable passphrases, generated locally.

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Text & Utilities

Sri Lanka NIC Decoder

Birth date, gender and format from an NIC number.

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Text & Utilities

Screenshot to Text

Paste a screenshot, get its text back cleaned up and ready to copy.

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Text & Utilities

Sinhala / Tamil OCR

Turn photos of printed Sinhala or Tamil into Unicode text you can paste.

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Other

නක්ෂත්‍ර දර්ශන

උපන් තොරතුරු අනුව ලග්නය හා පලාපල · Sinhala astrology reader.

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Other

FIFA World Cup

The last ten tournaments, hosts, winners, and how each final was decided.

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Behind the collection

Made along the way.
Useful every day.

A personal collection by Mathisha Gammanpila. Small, focused tools for finance, spreadsheets, prompt writing and the work in between.

Get in touch