Guides
The exact photo, signature, and document rules that portals enforce — where they come from, what "file too large" really means, and the one-click tool that fixes it without uploading anything.
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5 September 2026 · AI Token Counter & Cost Calculator
How many tokens is my prompt? GPT, Claude and Gemini counted on the same textThe four-characters-per-token rule breaks budgets. How each provider actually tokenizes English, code, JSON and other languages, why the counts differ, and how to get an exact number without sending your prompt anywhere.
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5 September 2026 · Compress Image to 50KB
IBPS PO & Clerk: the four upload sizes (photo, signature, thumb impression, handwritten declaration)IBPS asks for four scanned images, each with its own KB range and pixel size. One table with all of them, the exact declaration wording, and how to land every file inside its window without uploading anything.
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5 September 2026 · LLM API Cost Calculator
LLM API pricing compared (September 2026): what a real request costs on GPT, Claude and GeminiThirteen current OpenAI, Anthropic and Google models priced per million tokens and, more usefully, per request and per month. Verified against official pricing pages, with the caching, batch and long-context rules that change the answer.
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5 September 2026 · HEIC to JPG Converter
HEIC won't open on Windows 11? Convert iPhone photos to JPG without installing anythingWindows still needs paid or hard-to-find codecs to open iPhone HEIC photos. Why double-click fails, what the Store extensions do, the two-minute fix with no download, and how to stop the problem at the source.
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5 September 2026 · Passport Photo Resizer
Passport Seva photo upload: 630 × 810 px, JPEG, and why you only get 12 triesThe Passport Seva portal wants a JPEG at exactly 630 × 810 pixels, between 10 and 250 KB, with your face filling 80–85 % of the height — and it locks you out after 12 failed uploads. Here's how to pass on the first.
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5 September 2026 · Compress PDF to 100KB
How to reduce a PDF to 100 KB for government forms — without making it unreadableMost portals cap PDF uploads at 100, 200 or 500 KB. A phone scan is 2–8 MB. Here's what actually makes a PDF big, how to shrink it to a hard limit in your browser, and how to keep the text legible when you do.
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5 September 2026 · Compress Image to 20KB
SSC CGL photo and signature size: what the portal accepts (and what changed)SSC now captures your photo live in the form — you can't upload one. The signature is still a 10–20 KB JPEG, and that's where most rejections happen. Here's how to get it right first time.
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5 September 2026 · Compress Image to 200KB
UPSC photo and signature size: 20–200 KB, 20–100 KB, and the three-signature ruleUPSC's online form wants a JPG photo between 20 and 200 KB, a JPG signature between 20 and 100 KB — and it must be three signatures, stacked. What each rule means and how to meet it without uploading your ID photo anywhere.
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5 September 2026 · Image Converter
WebP vs JPG vs PNG vs AVIF: which image format to use on your website in 2026AVIF is smallest, WebP is the safe default, PNG is for graphics, JPG is for compatibility. Browser support numbers, size comparisons, a decision table, and the picture-element pattern that makes the choice moot.