# Diamond District: Trade Tycoon — Multiplayer Markets & Economy

> Simulated finance tycoon game with real player economy and gem trading. (iPhone/iPad app by Derek Kaplan.)

- Source: https://appshunter.io/ios/app/diamond-district-trade-tycoon/id6736567932 (this page in markdown: same URL + `.md`)
- Developer: [Derek Kaplan](https://appshunter.io/developer/1191362307)
- Category: Games, Simulation, Strategy
- Price: Free with in-app purchases
- Rating: 4.80/5 from 346 App Store ratings · 168 written reviews indexed
- Age rating: 12+
- Requires: iOS 17.5 · 130 MB
- Languages: American English
- Released: 2025-02-11
- Data updated: 2026-08-25
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/diamond-district-trade-tycoon/id6736567932/reviews.md

## What is Diamond District?

New phone. New York. Real players.

Diamond District: Trade Tycoon runs inside GemOS - a fully simulated operating system set in New York's diamond district. Launch apps. Check widgets. Customize your homescreen. Every app inside GemOS is its own world, with its own economy and real players behind it.
The market runs 24/7. It doesn't wait for you.

■ MINE THE SOURCE - Own operations across three regions. Hire workers, manage contracts, pull diamonds, emeralds, and sapphires out of the ground.
■ HUNT RARE GEMS - Process raw stones into revealed gems. Color, clarity, cut, origin, treatment, carat weight. The rarest combinations carry odds beyond 1 in a trillion. Most will never surface in the lifetime of the universe.
■ DESIGN LUXURY JEWELRY - Freeform crafting with real synergy scoring. Your best work gets featured in Gloss Magazine.
■ TRADE ON WINSTON RESERVE - Stocks tied to real in-game activity. Short before earnings. Collect dividends funded by actual player fees.
■ TRADE ON DBAY - The player-powered marketplace. Buy and sell gems, jewelry, and papers with real users in real time.
■ CLIMB THE HALL OF TAPE - Every trade is public. The best ones get immortalized. Your name on the board means something.
■ RUN YOUR OWN LENDING OPERATION - Set your own terms through LoanShark.
■ BUILD REPUTATION - Every trade, contract, and article published adds to a score that controls your access.
■ WRITE THE NEWS - Earn a press pass. Publish on DD News. Shareholders vote on what runs.
■ MAKE IT YOURS - Customize your GemOS homescreen with widgets, icon packs, and layouts. Premium themes available via in-app purchase.
■ COMPOUND YOUR EDGE - Mining feeds crafting. Crafting feeds the marketplace. Fees fund dividends. The players who last build loops, not just trades.

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Key features

- Mine diamonds, emeralds, and sapphires
- Process raw stones into revealed gems
- Design luxury jewelry with synergy scoring
- Trade stocks and collect dividends
- Player-powered marketplace for gems and jewelry
- Build reputation and climb leaderboards
- Run a lending operation
- Publish news articles

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Terminal Pro | $4.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| The Atelier | $9.99 | one-time |
| Obsidian Relay | $2.99 | one-time |
| Winston Pro | $3.99 | one-time |
| Whistle Feed Widget | $1.99 | one-time |
| Premium Icon Themes | $2.99 | one-time |
| Founder Badge | $4.99 | one-time |


## What do users think of Diamond District?

Overall sentiment: positive

**Pros**

- 👍 Satisfying gameplay
- 🚀 Smooth and responsive
- 💎 Immersive trading experience
- 🎨 Clean and polished UI
- 🔒 No ads
- 🤖 Active and communicative developer

**Cons**

- 🐛 Occasional bugs and glitches
- 🔍 Lack of content and features

**Commonly reported bugs**

- Repeating voicemail issue
- UI overlapping issues during jewelry creation

**Most requested features**

- Wholesale gem selling option
- 3D view of inventory
- More gems and companies
- Ability to choose gems for requests
- Improved gem storage and selling options

## Recent user reviews (10 of 168)

All indexed reviews: https://appshunter.io/ios/app/diamond-district-trade-tycoon/id6736567932/reviews.md

### 5/5 — Best game out there tbh

*2026-08-22, version 2.7.1*

Nothing to critique about this game, it is very complete. Just needs more a player base to thrive. Devs are constantly updating the game, just needs to market the game better i guess.

### 5/5 — Honestly

*2026-08-18, version 2.7*

My new fav. game!

### 5/5 — One of the best games on iOS

*2026-08-16, version 2.7*

If I could give Diamond District 10 stars, I would. I downloaded it expecting a simple game about buying and selling rare gems and found one of the deepest player driven economic simulations I’ve played on iOS.

The economy basically is the game. Gem trading, stocks, player created currencies, loans, jewelry and art, storefronts, news and markets that are constantly influenced by other players.

What makes it so addictive is how interconnected everything is and how much the game opens up the longer you play.

If you enjoy economics, investing, trading or complex simulation games, give this a try.

Easily 10/10.

### 5/5 — Phenomenal Game!

*2026-08-16, version 2.7*

Diamond District is genuinely one of the most fun and unique games I’ve played. The game is incredibly well made, but what really sets it apart is the strong community and the direct contact the community has with the dev. Making getting answers to your questions so fast and helpful.

### 5/5 — A Legendary 1 of 1

*2026-08-15*

Watching D47 evolve into what it is today has been incredible. The game has come such a long way, and with every major update it feels less like a traditional mobile game and more like a world of its own.

What makes D47 special is how genuinely 1 of 1 it feels. There really isn’t another game that combines jewelry design, collecting, trading, player-driven markets, custom pieces, wealth building, and an evolving online economy in quite the same way. It gives you the freedom to build your own identity, develop your own strategies, and create something that actually feels personal.

Looking back at where the game started compared to where it is now makes the experience even more impressive. Systems have grown deeper, the economy has become more ambitious, customization continues to expand, and the possibilities feel far greater than they once did.

D47 has become the kind of game where you can spend countless hours experimenting, building, trading, designing, and still find another layer you haven’t fully explored.

There is something rare about watching a game find its identity in real time, and D47 has done exactly that. It has carved out a lane that is completely its own, and I’m genuinely excited to see just how far it can go.

A remarkable game, an incredible evolution, and truly one of one. 💎

### 5/5 — Ball

*2026-08-15, version 2.7*

This is ball

### 5/5 — Give it a shot!

*2026-08-15, version 2.7*

One of my favorite ways to kill time. Multiplayer is amazing!

Competent dev who cares about the community’s interests. 10/10

### 5/5 — Diamonds…

*2026-08-15, version 2.7*

This game is… awesome… 👁️

### 5/5 — Top tier economy game!

*2026-08-15, version 2.7*

A unique concept paired with an immersive multiplayer experience that leads to amazing emergent gameplay with an awesome community. The game is truly a hidden gem with a bright future. If you like economics, capitalism and “number go up feel good”, you’ll love this game. Grounded in realism but balanced for fun. Takes awhile to learn but rewards you for doing so. Im excited to see the new additions!

### 5/5 — Amazing choice

*2026-08-15, version 2.7*

Honestly I can’t say a lot but what I can say is the game has a really good community that is always open to helping new comers find their way around plus the developer himself is hands on with the community. I would recommend this game any day and anytime….PS I can’t wait for the next update 😇

## Frequently asked questions about Diamond District

### What is Diamond District: Trade Empire?

Diamond District: Trade Empire is a finance tycoon simulation game that runs within a fully simulated operating system called GemOS. Players can mine gems, craft jewelry, trade on a player-driven marketplace, and manage various financial operations in a persistent, real-time economy.

### What are the key features of the game?

Key features include mining precious gems, processing them into valuable stones, designing and crafting luxury jewelry, trading stocks tied to in-game activity, buying and selling on a player marketplace, running a lending operation, building reputation, and publishing news articles.

### Is the game free to play?

The game is free to download and play. It offers premium themes and customization options available for purchase through in-app purchases, allowing players to enhance their experience.

### What kind of economy does the game have?

The game features a dynamic, player-driven economy that runs 24/7. All trades are public, and the market is influenced by real player activity, with stocks tied to in-game events and dividends funded by player fees.

### Who is the target audience for this game?

This game is designed for players who enjoy complex economic simulations, strategic trading, and empire-building. It appeals to those who appreciate a persistent, real-time economy where player actions have a tangible impact.

## Version history (last 5 releases)

### 2.7.1 — 2026-08-22

■ Loose gemstones are now more realistic across every system.
■ New Loupe view lets you inspect gems anywhere they’re available for purchase.
■ Inclusions make every gem one of a kind. Previously implied, they’re now visible across different clarities.
■ LoanShark revamped - request loans, review payment history, settle old defaults and use new collection methods.
■ Two new home screen themes, plus Settings app improvements.
■ GEMEX UX rebuilt - more intuitive, with a focused, one-thing-at-a-time flow.
■ Quick Reveal - the ceremony is now optional.
■ Gem Calc improvements.
■ District - now opens onto the street. Tap any storefront to step inside and buy gems, jewelry, and cards directly from the keeper.
■ District fixes, plus shop/street performance and UX improvements throughout.
■ Handbook rebuilt, with a new Obsidian memo and a cleaner first-phone experience with improved onboarding.

### 2.7 — 2026-08-14

■ Jewelry casting - turn a design into a permanent piece, stamped with a global serial and maker's mark on the reverse
■ Every casting is one of one - unique imperfections in the metal, locked forever
■ Processing improvements - faster batches, special stone handling, ClearPath from reveal
■ Mining & Labor overhaul - no more gem burn, fairer absence rules, one-tap Collect All
■ Hiring improvements - see what a hire is actually worth before posting, FAIR wage suggestions
■ District fixes, collection and shop performance, and UX improvements throughout

### 2.6.5 — 2026-08-01

■ Terminal now requires a Terminal Pro subscription ($4.99/month), including the Overview page that was previously free
■ Papers - Archive Papers to tidy your collection and find cards faster
■ Obsidian - Access collectibles, the block explorer, and lending inside of Obsidian (tap the search button)
■ Improved onboarding for new users
■ Improved battery life and network performance
■ Fixed a layout issue on some devices when four apps are added to the dock

### 2.6.4 — 2026-07-27

■ Fixed a crash affecting shops with large collections
■ Major performance improvements to shops and inventory

### 2.6.3 — 2026-07-21

New app icon, same Diamond District.

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## More apps by Derek Kaplan

- [Stack the Brick (no ads)](https://appshunter.io/ios/app/stack-the-brick-no-ads/id1187634316)
- [Codoodle - Creative AI Partner](https://appshunter.io/ios/app/codoodle-creative-ai-partner/id6499235016)

All apps by Derek Kaplan: https://appshunter.io/developer/1191362307

## Related topics

[gemeni enterprise](https://appshunter.io/ios/topics/gemeni-enterprise)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-25.*