Diamond $ vs 鎖的世界
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Diamond $
This app provides a comprehensive diamond price list, allowing users to calculate prices per carat, net prices, and diamond list prices. It offers multi-currency support, weekly market updates, and global accessibility with 12 languages.
- Diamond price calculator
- Weekly market data updates
- Multi-currency support
- Global accessibility (14 currencies, 12 languages)
- Market news notifications
- Contact diamond dealers (full version)
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Check out this fantastic diamond price list app, perfect for wholesalers, jewelers, and consumers curious about diamond prices. Key Features: 1. Diamond Price Calculator: - Calculate price per carat, discounted price per carat, diamond list price, and net price. - Enter carat weight and seller's discount to determine the diamond's cost. - Instantly calculate diamond price based on changes in shape, color, clarity, and carat grades. - Set your default discount and choose from 14 currencies. 2. User-Friendly Design: - Innovative and intuitive interface for seamless navigation. 3. Weekly Data Updates: - Stay updated with the latest diamond prices from the New York market. - Easily check prices using a wheel-type keypad. 4. Multi-Currency Support: - View total diamond price and switch between currencies effortlessly. - Currency rates are updated daily. 5. Global Accessibility: - Support for 14 currencies and 12 languages, making it accessible worldwide. 6. Market News Notifications: - Receive push messages for the latest market news and updates. 7. Full Version Features: - Contact diamond dealers directly through the app. Note: This app provides information for reference purposes only.
鎖的世界
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【主要功能】一覽： * 手機會員卡：下載手機程式並登記成為正式會員，即可隨時隨地查閱最新會員積分。 * 會員優惠：尊享會員獨有禮遇，詳細列明優惠內容，一目了然。 * 積分紀錄：查閱你的個人積分增減紀錄。 * 最新消息：為您提供各項資訊及推廣，隨時隨地收到各種精彩驚喜、限時優惠。
Screenshots
Verdict
The clearest difference is price: 鎖的世界 at Free against Diamond $'s $4.99. 鎖的世界 also leads on update cadence (every 2 weeks vs every 4 months). Diamond $'s advantage is iOS requirement (13.0 vs 15.1). On ads, in-app purchases and device support 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
鎖的世界 is free to download; Diamond $ costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Diamond $ ships an update every 4 months, 鎖的世界 every 2 weeks. The most recent releases landed on November 10, 2026 and October 30, 2026 respectively.
| Parameter | Diamond $ | 鎖的世界 |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 1.0 (2 ratings) — better | — |
| Positive reviews | 17.6% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 4 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 13 MB | 71 MB |
| Age rating | 4+ | 4+ |
| Developer | Frank Jewel CO.,LTD | Recipio Ltd |
In-app purchases
Diamond $
No in-app purchases
鎖的世界
No in-app purchases
