# Idle Mastermind vs Idle Spaceweaver

The clearest difference is ads: Idle Spaceweaver at none against Idle Mastermind's shown. Idle Spaceweaver also leads on update cadence (weekly vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Idle Mastermind sells 12 one-off in-app purchases and Idle Spaceweaver sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Idle Mastermind ships an update every 6 weeks, Idle Spaceweaver weekly. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Idle Mastermind | Idle Spaceweaver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (440 ratings)](https://appshunter.io/ios/app/idle-mastermind/id1488900054/reviews)** | — |
| Number of ratings | **440** | — |
| Positive reviews | 67.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 286 MB | 130 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Grumpy Rhino Games LTD](https://appshunter.io/developer/895152576) | [Timothy Welch](https://appshunter.io/developer/6797291709) |

## What reviewers say

### Idle Mastermind

[App page](https://appshunter.io/ios/app/idle-mastermind/id1488900054)

Embrace your inner supervillain in this idle simulation game. Build a secret lair, recruit henchmen, and execute dastardly plans to take over the world. Choose from three unique villains, each with their own strategies and grand schemes.

**Highlights:** Play as 3 distinct supervillains, Build and customize your evil lair, Hire and manage an army of henchmen, Raid cities for resources, Unlock new research and skills, Execute evil grand plans

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200 Gems | $4.99 | one-time |
| 500 Gems | $9.99 | one-time |
| Event Pack | $9.99 | one-time |
| Yara Starter Pack | $9.99 | one-time |
| Remove Ads | $9.99 | one-time |
| Seasonal Bundle | $9.99 | one-time |
| More Everything | $14.99 | one-time |
| Golden Throne | $14.99 | one-time |
| 1,250 Gems | $19.99 | one-time |
| LOL Starter Pack | $24.99 | one-time |
| 2,500 Gems | $29.99 | one-time |
| Double Trouble | $49.99 | one-time |

**What reviewers like**

- 🎨 Beautiful pixel art and visual design
- 😂 Witty humor and charming character dialogue
- 🎮 Engaging idle game mechanics with good progression
- ⏰ Balanced gameplay between idle and active play
- 💰 Obtainable premium currency without spending money

**What reviewers complain about**

- 🐌 Painfully slow progression and grinding
- 💸 Aggressive monetization and expensive in-app purchases
- 🔐 Content locked behind paywalls required for progression
- 🔁 Repetitive prestige mechanic feels tedious
- ⏳ Time-gated events requiring premium currency to participate

**Reported bugs**

- Game crashes when Counterfeit character robs buildings
- Random audio error producing persistent chopping/high-five sounds
- Progress randomly deleted without explanation
- Game crashes at startup after updates
- Laboratory won't produce microchips, causing soft-lock

**Requested features**

- Increase progression speed by 20%
- VIP program with spending-based rewards and stat bonuses
- Skin texture overhaul with Sid's tower theme
- More content and longer event durations
- Better balance between free and paid progression paths


### Idle Spaceweaver

[App page](https://appshunter.io/ios/app/idle-spaceweaver/id6797291707)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Development | $0.99 | one-time |
| Faster Offline Progress | $4.99 | one-time |


## Frequently asked questions

### Is Idle Mastermind free?

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

### Is Idle Spaceweaver free?

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

### Do Idle Mastermind or Idle Spaceweaver have ads?

Idle Mastermind shows ads; Idle Spaceweaver does not.

### Which is updated more often, Idle Mastermind or Idle Spaceweaver?

Idle Mastermind ships an update every 6 weeks, and Idle Spaceweaver weekly. Most recently, Idle Mastermind was updated on October 22, 2026 and Idle Spaceweaver on October 24, 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.*