# Idle Castle Tycoon vs Builderment Idle

The clearest difference is update cadence: Builderment Idle at every 4 days against Idle Castle Tycoon's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Idle Castle Tycoon sells 5 one-off in-app purchases and Builderment Idle sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Idle Castle Tycoon ships an update fortnightly, Builderment Idle every 4 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Idle Castle Tycoon | Builderment Idle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.1 (22 ratings)](https://appshunter.io/ios/app/builderment-idle/id6476065662/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 213 MB | 22 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Tatiana Vizer](https://appshunter.io/developer/1604742001) | [Builderment LLC](https://appshunter.io/developer/1558592040) |

## What reviewers say

### Idle Castle Tycoon

[App page](https://appshunter.io/ios/app/idle-castle-tycoon/id6447233968)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| crystals 20 | $1.99 | one-time |
| Crystals 100 | $3.99 | one-time |
| Best Deal | $5.99 | one-time |
| Crystals 200 | $5.99 | one-time |
| Dragon | $9.99 | one-time |


### Builderment Idle

[App page](https://appshunter.io/ios/app/builderment-idle/id6476065662)

Build and manage automated factories in this idle incremental game. Harvest resources, craft items, and upgrade your production lines to become a factory tycoon. Your factories continue to work even when you're offline, allowing you to collect profits and expand your empire.

**Highlights:** Automated resource harvesting, Factory upgrades for efficiency, Unlock new factories and resources, Offline progress and gold collection, Factory module bonuses, Prestige mechanics for permanent benefits

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pile of Gems | $2.99 | one-time |
| Harvest Gem Tree | $5.99 | one-time |
| Sack of Gems | $7.99 | one-time |
| Chest of Gems | $19.99 | one-time |


## Frequently asked questions

### Is Idle Castle Tycoon free?

Idle Castle Tycoon is free to download, with in-app purchases available.

### Is Builderment Idle free?

Builderment Idle is free to download, with in-app purchases available.

### Do Idle Castle Tycoon or Builderment Idle have ads?

Both Idle Castle Tycoon and Builderment Idle show ads.

### Which is updated more often, Idle Castle Tycoon or Builderment Idle?

Idle Castle Tycoon ships an update fortnightly, and Builderment Idle every 4 days. Most recently, Idle Castle Tycoon was updated on November 3, 2026 and Builderment Idle on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*