# Idle Acorns vs Critical

The clearest difference is price: Critical at Free against Idle Acorns's $1.99. Critical also leads on update cadence (fortnightly vs every 6 weeks). Idle Acorns's advantage is review sentiment (60% vs 18%) and in-app purchases (none vs 17). On iOS requirement there is nothing between them.

Critical is free to download; Idle Acorns costs $1.99 up front. Critical sells 17 one-off in-app purchases. Idle Acorns asks for nothing beyond the download.

Idle Acorns holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: Idle Acorns has 1.2K ratings behind it against 125, so its average is the more settled of the two. Written reviews point the same way: 60% of Idle Acorns's written reviews are positive against 18% of Critical's.

Idle Acorns ships an update every 6 weeks, Critical fortnightly. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Idle Acorns | Critical |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.8 (1.2K ratings)](https://appshunter.io/ios/app/idle-acorns/id1552999208/reviews)** | [4.4 (125 ratings)](https://appshunter.io/ios/app/critical-incremental-reactor/id6446354857/reviews) |
| Number of ratings | **1.2K** | 125 |
| Positive reviews | **60.2% of reviews** | 18.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 149 MB | 99 MB |
| Requires iOS | 13.1 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [aleros.io LLC](https://appshunter.io/developer/1552999210) | [WaffleStack Studio LLC](https://appshunter.io/developer/1523413949) |

## What reviewers say

### Idle Acorns

[App page](https://appshunter.io/ios/app/idle-acorns/id1552999208)

A classic idle clicker game with a charming narrative. Explore diverse environments, gather resources, craft items, and play mini-games. Enjoy a pure, ad-free experience with no in-app purchases or data mining.

**Highlights:** Resource gathering and upgrades, Crafting over 24 items, Fishing and cooking mini-game, Gardening and tree growing, Campfire for inviting characters, iCloud backup support, Game Center integration

**Features:** iMessage stickers, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Charming and relaxing
- 👍 No ads or in-app purchases
- 🎨 Pleasant aesthetics
- 🕹️ Satisfying gameplay loop
- 💰 Good value for money

**What reviewers complain about**

- ⏱️ Slow progression and pacing
- 🔍 Unclear mechanics and lack of explanation
- 🐛 Bugs and glitches
- 🔌 Limited offline progress
- 🔢 Inconsistent upgrade costs

**Reported bugs**

- Tree disappearing issue
- Bat not recognizing feather purchases
- Zoom and UI issues on certain devices
- Negative acorn balance after time manipulation

**Requested features**

- Dark mode option
- More late-game content
- Improved UI and navigation
- Better explanation of game mechanics
- Increased offline progress


### Critical

[App page](https://appshunter.io/ios/app/critical-incremental-reactor/id6446354857)

Manage a reactor to prevent it from becoming critical by delivering water. Earn money over time to unlock permanent upgrades and improve your survival capabilities. Invest wisely to extend your runs and uncover secrets.

**Highlights:** Reactor management, Incremental income generation, Permanent upgrades, Research and secrets, Survival gameplay

**Features:** macOS Compatibility

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Gems | $2.99 | one-time |
| 100 Gems | $4.99 | one-time |
| Remove Ads | $7.99 | one-time |
| 225 Gems | $7.99 | one-time |
| Starter Pack | $9.99 | one-time |
| Remove All Ads | $9.99 | one-time |
| 225 Gems | $9.99 | one-time |
| 500 Gems | $9.99 | one-time |
| Pro Pack | $9.99 | one-time |
| Pro Pack | $14.99 | one-time |
| New Player Sale | $14.99 | one-time |
| 500 Gems | $14.99 | one-time |
| 1400 Gems | $19.99 | one-time |
| 800 Gems | $19.99 | one-time |
| 1400 Gems | $29.99 | one-time |
| 3000 Gems | $29.99 | one-time |
| 3000 Gems | $39.99 | one-time |


## Frequently asked questions

### Is Idle Acorns free?

Idle Acorns costs $1.99, with no in-app purchases.

### Is Critical free?

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

### Which has better reviews, Idle Acorns or Critical?

Idle Acorns is rated higher. Idle Acorns averages 4.8 out of 5 from 1.2K ratings, while Critical averages 4.4 from 125 ratings.

### Do Idle Acorns or Critical have ads?

Critical shows ads; Idle Acorns does not.

### Which is updated more often, Idle Acorns or Critical?

Idle Acorns ships an update every 6 weeks, and Critical fortnightly. Most recently, Idle Acorns was updated on October 15, 2026 and Critical on October 13, 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.*