Pottery Marks app icon

Flip it over. Know the maker.

Photograph the mark on the bottom of a plate, vase or figurine. Pottery Marks names the maker, the country and when that mark was used, with the pattern when it's printed.

Coming soon to the App Store

For iPhone and iPad · Free to try: 3 answers

Two reads, or no answer

Every photo is read by two independent AI models. The app only names a maker when both agree. When they don't, it says possibly and shows the candidates, so you're never handed a confident guess. "Possibly" and unreadable results don't use a free answer.

An answer: Van Briggle Pottery, made c. 1903, two independent reads agree Rookwood Pottery, made c. 1930, dated by the Rookwood numeral under the flame mark A blurred mark: possibly, with one candidate, and a button to add a close-up

Dated by the mark itself

Registration numbers

British designs from 1884 carry "Rd No". The number gives the year it was registered.

Diamond marks

The lozenge on British pieces from 1842 to 1883 decodes to a day, month and year.

Country names

Nippon (1891–1921), Made in Occupied Japan (1945–1952), West Germany (1949–1990) and more.

Maker codes

Rookwood's numerals under the flame mark give the exact year.

Every date shows its reasons, so you can check them yourself.

No made-up values

The app never invents a price. One tap opens real sold listings for the maker and pattern.

Free and Premium

Free

3 answers

Plus the offline tools: registration numbers, diamond marks and the dating guide.

Premium

$6.99/month or $39.99/year

Every mark you find, close-up second shots, full history and CSV export. 7-day free trial on the annual plan. Fair use: up to 200 answers a month.

For information only, not an appraisal. Marks were copied and reused over the years; when it matters, confirm with a specialist.