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Plain guides for the small jobs that eat your time: forms, files, payments and privacy. Every fact is checked against its source.
How to open an SPV file without SPSS and save the output to Excel (tested on 10 real files)
Open an SPSS .spv output file without SPSS: read every table and chart in your browser, then save the tables to Excel or CSV. Tested on 10 real SPSS files.
How to convert CGPA to percentage: the formula for CBSE, VTU, Anna University, AKTU, GTU and SPPU
Convert CGPA to percentage with your board's rule: CBSE × 9.5, VTU (CGPA - 0.75) × 10, GTU (CGPA - 0.5) × 10, Anna University × 10. Tables and a free tool.
How to open an AEP file without After Effects and see the version, fonts and plug-ins it needs (tested on 644 projects)
Open an After Effects .aep project free in your browser: see the version that saved it, every comp and layer, fonts, plug-ins and missing footage. No upload.
How to open an OLM file without Outlook for Mac, on Windows or any computer (tested on 4 archives)
Open an Outlook for Mac .olm archive free on Windows, Mac or a phone: read every email, save attachments and convert OLM to MBOX or EML. Nothing is uploaded.
How to open a JMP file without JMP and convert .jmp to Excel or CSV (tested on 22 files)
Open a JMP .jmp data table free without JMP: see every row in your browser, keep real dates, and save it as Excel or CSV. Tested on 22 real JMP files.
IVF due date calculator: how day 3, day 5 and day 6 transfers give your due date
IVF due date from the transfer date: add 263 days for a day 3 embryo, 261 for day 5 and 260 for day 6. Frozen transfers, weeks pregnant and a free calculator.
BMI chart for children in India by age: IAP and WHO cut-offs for boys and girls (5 to 18)
Normal BMI for Indian children aged 5 to 18, year by year for boys and girls, on the IAP 2015 and WHO charts, with worked examples and a free calculator.
How to open a GraphPad Prism file without Prism (.prism and .pzfx, tested on 27 files)
Open a GraphPad .prism or .pzfx file free without Prism: read the data tables and fit results in your browser and export to Excel. Tested on 27 real files.
How to convert Kruti Dev to Unicode (Mangal) without breaking Hindi words
Convert Kruti Dev 010 text or Word files to Unicode Mangal Hindi, and back, free in your browser. Tested on 117 real samples, with the hard words shown.
How to open a STAAD .std file without STAAD.Pro (tested on 13 models)
Open a STAAD.Pro .std file free in your browser: see the frame in 3D, sections, supports and loads, and export to Excel or PDF. Tested on 13 real models.
What is a normal BMI for Indians? Asian and WHO cut-offs compared
A normal BMI for Indians is 18.5 to 22.9, not 24.9. See the Asian cut-offs, a healthy weight chart by height, the 2025 Indian update and the child charts.
How to open a OneNote .one file without OneNote (Mac, phone, any browser)
Open a OneNote .one section, .onepkg notebook or notebook ZIP on a Mac, phone or any PC without OneNote. What Microsoft's apps refuse, tested on 14 files.
How to convert bigha, guntha, gaj and decimal to acre (state by state)
Convert bigha, guntha, gaj, decimal, cent and kanal to acre, sq ft and sq m. Why a bigha differs by state, with exact figures and official sources.
How to open a DGN file without MicroStation (V7 and V8)
Open a MicroStation DGN file (V7 or V8) in your browser with no install, check levels and units, and save DXF or PDF. Tested on 10 real road drawings.
How to resize a photo to 200 KB (and make a small one bigger)
Resize a phone photo to under 200 KB for NEET, JEE and other forms, or make it bigger when the form sets a minimum. Real sizes from our own tests inside.
How to open a .pub file now that Microsoft Publisher is retired
Microsoft Publisher left Microsoft 365 in October 2026. Here is how to open a .pub file without it, save it as PDF, and what to do when a file will not open.
How to open a Sketch file without a Mac (Windows, phone, browser)
Got a .sketch file on Windows or a phone? See what is inside it, your options, and how to view the preview and layers in a browser without uploading it.
How to open a DWG file online without AutoCAD
Open a DWG file online without AutoCAD. Check layers, measure a distance, and save PNG or PDF in the browser. The drawing stays on your device.
How to format and validate JSON online without uploading it
Use a JSON formatter online to validate JSON in your browser. See the line and column, fix a trailing comma, and keep pasted text on your device.
How to calculate your age as on 1 August 2026 for SSC and UPSC
Work out your exact age as on 01-08-2026 for SSC CGL, SSC CHSL and UPSC CSE 2026, with the official birth-date windows and the boundary-day rule explained.
How to convert iPhone HEIC photos to JPG (Windows, Android, online)
Why iPhones save HEIC, where it fails on Windows and exam portals, how to use Most Compatible, and how to convert in the browser without uploading.
Old vs new tax regime FY 2026-27: which saves more?
Worked salary examples from ₹8 lakh to ₹30 lakh, the deductions you need for the old regime to win, and a simple way to decide for tax year 2026-27.
How to calculate home loan EMI (with prepayment examples)
The EMI formula in plain words, a worked ₹50 lakh example at 8% to 9.5%, and what a ₹2 to ₹10 lakh part-prepayment really saves when you cut tenure or EMI.
NEET, JEE, SSC, IBPS, RRB and PAN photo and signature sizes for 2026 forms
Photo and signature upload limits for NEET UG, JEE Main, SSC CGL, IBPS PO, RRB NTPC and PAN in 2026, copied from each official notice, with source links.
How to compress a PDF to under 100KB or 50KB for government forms, without uploading it
Why a scanned certificate is so heavy, what actually makes a PDF smaller, real 2026 limits from exam notices, and when 50KB just isn't possible.
How to check if an online PDF or photo tool uploads your file
A simple check anyone can do in a minute with the browser's Network tab, what the results mean, and what to do on a phone.
How to make a UPI QR code for your shop counter, and keep it safe
Make a UPI payment QR code from your UPI ID in a minute, print it so it scans, and avoid the two common scams: pasted-over codes and "scan to receive".