割引き計算くん vs Pottery Mark Identifier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
割引き計算くん
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複数割引、税込、送料、数量、ポイント還元、価格比較、履歴、カメラ読取、ウィジェットに対応した割引計算アプリです。
Pottery Mark Identifier
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Instantly identify pottery and porcelain marks with AI-powered analysis. Whether you're a collector, antique dealer, or simply curious about your ceramics, Pottery Mark Identifier is your expert companion. SCAN & IDENTIFY POTTERY MARKS Simply photograph any maker's mark, backstamp, or signature and get instant identification. Our AI technology recognizes marks from major pottery and porcelain manufacturers including: • Meissen (crossed swords) • Sèvres (interlaced L's) • Wedgwood (impressed name) • Royal Copenhagen (three waves) • Limoges, Minton, Derby, Spode • Chinese reign marks (Kangxi, Qianlong) • Japanese Imari and Arita marks • And thousands more worldwide SPOT REPRODUCTIONS & FAKES Worried about authenticity? Our reproduction detection checklist helps you: • Verify mark authenticity and placement • Check glaze and wear patterns • Identify anachronistic features • Spot common reproduction signs • Evaluate pricing and provenance DATE YOUR PIECES Use historical clues to determine when your pottery was made: • Country of origin marks (post-1891) • "Made in" labels (post-1914) • Registration marks and date codes • Color palette analysis • Manufacturing technique indicators 5+ EXPERT POTTERY TOOLS • Mark Scanner - AI-powered identification • Reproduction Detection - Authentication checklist • Famous Manufacturers - Guide to major makers • Dating Guide - Historical dating clues • Pottery Glossary - Learn key terms • Care Guide - Clean and preserve your collection PERFECT FOR: • Antique collectors & dealers • Estate sale enthusiasts • Auction buyers & sellers • Porcelain and ceramic lovers • Museum visitors • Anyone curious about pottery marks Whether you've found pottery at an estate sale, inherited family china, or want to verify an antique purchase, Pottery Mark Identifier gives you expert-level knowledge in seconds. Privacy Policy: https://eternalbeam.dev/legal/privacy Terms of Service: https://eternalbeam.dev/legal/terms
Screenshots
Verdict
The clearest difference is in-app purchases: 割引き計算くん at none against Pottery Mark Identifier's 2. Pottery Mark Identifier's advantage is update cadence (every 9 days vs every 173 months) and device support. On price there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Pottery Mark Identifier sells 2 in-app purchases, starting at $3.99 per 7 days. 割引き計算くん asks for nothing beyond the download.
割引き計算くん ships an update every 173 months, Pottery Mark Identifier every 9 days. The most recent releases landed on September 19, 2026 and October 24, 2026 respectively.
| Parameter | 割引き計算くん | Pottery Mark Identifier |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 173 months | Every 9 days — better |
| Ads | — | No |
| In-app purchases | No — better | Yes |
| Devices | — | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 3 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Ryota Murakami | EternalBeam Software |
In-app purchases
割引き計算くん
No in-app purchases
Pottery Mark Identifier
- Premium Weekly$3.997 Days
- Premium Yearly$34.991 Year
Questions
Is 割引き計算くん free?
Is Pottery Mark Identifier free?
Which is updated more often, 割引き計算くん or Pottery Mark Identifier?
Other comparisons
