CARATRATE vs Stone Search
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CARATRATE
This app simplifies the complex valuation of natural diamonds. It provides users with pricing information to assist in buying or selling diamonds, aiming to make the process straightforward for even experienced traders.
- Diamond valuation
- Diamond pricing
- Natural diamond focus
- Buying/selling assistance
- Simple interface
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CARATRATE "Real diamond pricing made really simple" It is said every diamond is unique, one in a billion. That makes it's valuation/pricing very complicated. Even people who trade in diamonds for many years face difficulties while pricing diamonds. CARATRATE is an endeavour to facilitate those who deal in natural diamonds. Check CARATRATE price before buying/selling a diamond.
Stone Search
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Stone search is an aggregator platform connecting the buyers and sellers of the diamond industry through a convenient method for ease of buying and selling. Stone Search provides diamond businesses with a simple solution to enhance profits, augment efficiency and accelerate growth with its B2B diamond marketplace.
Screenshots
Verdict
The clearest difference is update cadence: Stone Search at every 4 weeks against CARATRATE's every 2 months. CARATRATE's advantage is iOS requirement (12.1 vs 16.6). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CARATRATE ships an update every 2 months, Stone Search every 4 weeks. The most recent releases landed on June 4, 2026 and September 14, 2026 respectively.
| Parameter | CARATRATE | Stone Search |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.1 — better | 16.6 |
| Further details — not scored | ||
| Size | 31 MB | 49 MB |
| Age rating | 4+ | 17+ |
| Developer | Dia Analytics LLP | Nikhil Shah |
In-app purchases
CARATRATE
No in-app purchases
Stone Search
No in-app purchases
