DDPL vs hk.co
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DDPL
Explore and purchase certified natural diamonds with high-definition media and detailed specifications. This app allows users to view 360-degree videos, certificates, and order diamonds directly, ensuring a confident online buying experience.
- HD photos & 360-degree videos of diamonds
- Diamond certificates and detailed specifications
- Direct diamond ordering
- Stringent QC criteria
- Multiple measurement parameters
- Wish list and saved searches
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Dharmanandan Diamonds, widely known as DDPL is synonymous to innovation in diamond and jewellery manufacturing to cater customers worldwide. A De Beers Sightholder and Alliance of Alrosa, DDPL with 40 years of excellence ensures enriched customer experience with its products and innovative solutions. By this platform, DDPL presents its mobile application that is essential interactive suite for anyone buying certified or loose natural diamonds. Buyer can see actual HD photos & 360-degree videos of diamonds, certificate of diamonds and every detail of diamond. DDPL Mobile Application is one of the few app from the user can actually order the diamonds. DDPL grading with every minute detail will make sure you never regret purchasing online from us. • 5+ Different HD Media Files for look and feel. • 15+ Stringent QC Criteria for quality assurance. • 12+ Measurement Parameters to match your exact need. Here is a few of our renewed and interesting features:- • Dashboard • Recent Search • Saved Search • Recent Order • Bid4Upcoming • Auction • Wish list • Notifications Formally known as DharamHK for iPhone Privacy & Permissions: The DDPL mobile application requests access to location only while the app is in use to enable location-based features. Photo library access is requested only when users choose to upload images within the app. DDPL does not store or share personal location or photo data beyond the intended app functionality. Camera access is requested only when users choose to capture images within the app. Face ID is used solely for secure authentication and convenience.
hk.co
This app simplifies the diamond buying process with exclusive features like quick search, voice commands, and detailed diamond information. It offers a streamlined experience for customers to browse, select, and purchase diamonds anytime, anywhere, with additional services like concierge support and appointment scheduling.
- Quick Diamond Search
- Voice Search ('Hello HK')
- Swipe to Select
- X-Ray Diamond Details
- Special Diamond Price Calculator
- Concierge Service
- 24x7 Live Online Inventory
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Hari Krishna Exports Pvt. Ltd. presents the upgraded hk.co App with new features. Exclusive range of Diamonds, right on your palm! Buying diamonds on your phone just got better! The most trusted diamond manufacturer is now back with features that take online buying diamonds to a whole new level. With hk.co App - we aim to make the diamond buying process simple and fast for our customers. We have introduced some essential features in the upgraded hk.co App to make it user friendly and easy to access. Special Features: Quick Diamond Search: The upgraded hk.co App is much faster than our old app. Just select the criteria and BAM! The search result will appear on your mobile screens in no time. Voice Search (“Hello HK”): “Hello HK” allows the user to create a convenient search environment; all you have to do is speak out the criteria and the search result will appear on the screen. There’s no need to type the criteria; you just have to speak it out. Isn’t that something? Swipe To Select: No need to wait for the new page to load. You can now select the criteria just by swiping it. All you have to do is swipe right to add diamond to the cart and swipe left to remove and compare the diamonds. View it your way: You can buy diamonds in the landscape mode as well. X-Ray - This feature will enable the user to get all the details of the diamond they want to purchase with an option to Share. Find it all on one page: There is no need to wait for the next page to load. You will now find Compare, Cart, Wish list and Enquiry on a single page. Special Diamond Price Calculator: Get an exact value of the diamond selected by you! Language Option: We have embedded the language option in our upgraded app for catering to all customers around the world. Easy Communication: Our customers can now get in touch with us by simply clicking on the icon of chat, call or email as per their convenience. Concierge Service: Hari Krishna Exports Pvt. Ltd. offers a concierge service for its customers - a step closer to innovation. 24x7 live online inventory: Buy diamonds anywhere, anytime. Transport Roster - Simple type your pick up time and destination, you will have a car waiting for you. Our aim is to organise every trip be it for long or short distance. Hospitality - Simply select your favourite beverage and snack and click Order. Our Concierge will fulfil every request using their expertise and inside knowledge. HK Concierge is always at your assistance. Scheduling Appointments: We are also offering the convenience to schedule appointments directly from the app. Feedback: We are always looking to improve for our customers. We really appreciate all the feedback as it plays a very critical role towards improvement. Promotions: Our customers will now be notified of any new promotions or updates. Rate Us: This will enable us to shape the future of our app. HARI KRISHNA EXPORTS PVT. LTD. Web Sitehk.co Support
Screenshots
Verdict
The clearest difference is rating: DDPL at 4.3 against hk.co's 3.7. DDPL also leads on update cadence (weekly vs monthly). hk.co's advantage is iOS requirement (13.0 vs 15.1). On price, ratings volume, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
DDPL holds the better App Store score, 4.3 against 3.7. Both are backed by a comparable volume of ratings — 3 and 7 respectively.
DDPL ships an update weekly, hk.co monthly. The most recent releases landed on September 26, 2026 and August 9, 2026 respectively.
| Parameter | DDPL | hk.co |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (3 ratings) — better | 3.7 (7 ratings) |
| Positive reviews | — | 77.8% of reviews |
| Number of ratings | 3 | 7 — better |
| Update frequency | Weekly — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | Dharmanandan Diamonds Private Limited | HARI KRISHNA EXPORTS PVT. LTD. |
Customer experience
DDPL
hk.co
In-app purchases
DDPL
No in-app purchases
hk.co
No in-app purchases





