Tembrica Online Tools — Page 14

Birth chart from date, time and place: ascendant, houses, aspects. Historical time zones and an honest error bar on your birth time.

Send a named star to the shared sky. For hope, gratitude or in memory of someone. Your wish stays — forever, in its own coordinates.

Spin a custom wheel to pick a random name or winner. Weighted entries, dice, yes/no, number and team modes. Runs in your browser.

Compare two birth charts: cross-aspects, house overlays, and an honest account of which conclusions survive an imprecise birth time.

Full destiny matrix chart: 22 arcana, chakra map, purpose lines and an age ring marking where you are now. Every number shows its own arithmetic.

Cast the chart for the moment you ask, in Regiomontanus houses: significators, dignities, perfection and a step-by-step judgment.

Free QR code generator with 9 content types, 6 dot styles, gradients, logo upload, batch generation, and QR scanner. Export as PNG, SVG, JPEG, PDF.

Scan QR, EAN, DataMatrix, PDF417 and 13 more formats. Decodes GS1 codes, VIN, boarding passes, vCards, ISBN books. Free, in browser.

Free barcode generator: EAN-13, UPC, Code 128, GS1-128, ITF-14, DataMatrix, PDF417. Crisp SVG & PNG, batch, validation. No signup.

Scan a QR code from a screenshot, photo or camera. Reads Wi-Fi, links and contacts, handles several codes at once, and flags risky links.

Move a file between your own devices with no network, cable or Bluetooth: one screen streams QR frames, the other reads them with its camera.

Calculate a staircase: riser height, tread depth, total run, stair angle and stringer length, with building-code checks. Free.

Identify any screw or bolt: diameter, thread pitch and length. Printable 1:1 screw gauge plus a calibrated on-screen ruler. Free.

Work out how many rolls of wallpaper a room needs. Enter the room and roll size and the pattern repeat for an accurate count. Free.

Calculate concrete volume for a slab, footing or column in cubic meters and yards, plus the number of pre-mix bags. Free.

Identify an Allen / hex key size — metric and SAE inch. Printable 1:1 hex gauge plus a calibrated on-screen ruler. Free.

Calculate board feet and cost for lumber. Enter the board thickness, width, length and quantity to get total board feet. Free.

Identify an O-ring: inner diameter and cross-section, with the metric or AS568 family. Printable 1:1 sizer plus screen ruler. Free.

Work out how many tiles you need for a floor or wall. Enter the room and tile size, add a waste margin, get tiles and boxes. Free.

Calculate fence materials: posts, sections, rails and pickets from the fence length and post spacing. Free fence estimator.

Identify a nail: get its penny size, length and shank thickness. Printable 1:1 nail gauge plus a calibrated screen ruler. Free.

Work out how much paint a room needs. Enter the room size, coats and coverage, subtract doors and windows. Free paint estimator.

Identify an unmarked drill bit: get its metric and fractional-inch size. Printable 1:1 drill gauge plus on-screen ruler. Free.

Thread pitch from ten threads on a calibrated screen, or a 1:1 printable sheet: 60° and 55° combs, R1–R25 radius arcs and a paper feeler table.

What a renovation job includes by Russian state norms, how many man-hours it takes and how much material. 2356 norms from FSNB-2022.

Work quantities from your room sizes: wall area minus openings, floor, ceiling, skirting run. Labor hours from published construction norms.

Free recipe scaler. Paste ingredients, change servings — quantities adjust automatically with smart fractions. Free.

Free cleaning schedule generator. Select rooms, assign tasks, set frequency. Print checklist or track progress. Free.

Free kitchen unit converter with ingredient density. Convert cups to grams, tablespoons to ml, °C to °F. 50+ ingredients. Free.

Identify a knitting needle or crochet hook size — mm with US and UK equivalents. Printable 1:1 gauge and screen ruler. Free.

Convert oven temperature between °C, °F, gas mark and fan-oven settings. Get all four from one value, with an oven-heat description. Free.

Swap a recipe between round, square and rectangular baking pans. Get the recipe scaling factor from the pan areas. Free.

Print a true-to-size dry spaghetti portion measure. Hold a bundle to the circle for 1, 2, 3 or 4 servings. Free printable.

How long the fridge, the freezer, the heat, the power bank and the water last in your flat, and what is dangerous to heat with.

Grams in a tablespoon, teaspoon and cup — level and heaped. 90 foods, calories per spoon, and a 30-second way to measure your own spoon.

A go-bag list built for your household, climate and days — with grams, liters and expiry dates. Plus the check nobody runs: can you actually carry it?

Online calculator with basic and scientific modes, voice readout in 10 languages, large accessible buttons and a paper-tape history. Free.

Free percentage calculator — percent of a number, percent change, increase, decrease, discount, tip, VAT, markup. Natural-language input.

Convert clothing, shoe and bra sizes between US, UK, EU, IT and JP. Pick a category and size to see every region at once. Free.

Calculate the shutter speed for an ND filter. Pick your base exposure and filter strength to get the new long-exposure time. Free.

Work out the print size of an image from its pixels and DPI, or the DPI for a target print size, with a quality verdict. Free.

Calculate depth of field, near and far focus limits and the hyperfocal distance from focal length, aperture, distance and sensor. Free.

Calculate your GPA on the 4.0 scale. Add each course grade and credit hours for a credit-weighted grade point average. Free.

Compare two tire sizes: overall diameter, the percent difference and the speedometer error from a size change. Free tire size calculator.

Add your signature to a PDF online: draw, type or upload it, drop it on the page, add the date and download the signed file. In your browser.

Check whether a signed PDF has been altered. Upload the PDF and its verification seal to confirm the file is unchanged. In your browser. Free.

Rearrange or remove pages of a PDF with a drag-and-drop visual editor. Preserves bookmarks and page labels. Browser-only, free.

Shrinks a PDF while keeping text, fonts and bookmarks — only the images get recompressed. Includes a fit-under-a-size mode. Runs in your browser.

Rebuilds the cross-reference table of a PDF that will not open, and salvages the text even when the document cannot be assembled. In your browser.

Convert PDF pages to JPG, PNG or WebP images. Pick DPI, page range and quality. Multi-page output as a ZIP. In the browser.