# Tiny Cat Assemble vs Hero’s Underground Shift

Tiny Cat Assemble and Hero’s Underground Shift both sit at 4.8 stars, but that hides the real split: 100% of Hero’s Underground Shift's written reviews are positive against 85% of Tiny Cat Assemble's. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Tiny Cat Assemble sells 19 one-off in-app purchases and Hero’s Underground Shift sells 13 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Tiny Cat Assemble against 4.6 for Hero’s Underground Shift. Both are backed by a comparable volume of ratings — 4 and 11 respectively. Written reviews are what separate them: 85% of Tiny Cat Assemble's written reviews are positive against 100% of Hero’s Underground Shift's.

Tiny Cat Assemble ships an update every 5 days, Hero’s Underground Shift every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Tiny Cat Assemble | Hero’s Underground Shift |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/tiny-cat-assemble-survivors/id6803396660/reviews)** | [4.6 (11 ratings)](https://appshunter.io/ios/app/heros-underground-shift/id6815304121/reviews) |
| Number of ratings | 4 | **11** |
| Positive reviews | 84.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 390 MB | 424 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 12+ |
| Developer | [Veroplay](https://appshunter.io/developer/6803396662) | [Game Duo Co.,Ltd.](https://appshunter.io/developer/1210111759) |

## What reviewers say

### Tiny Cat Assemble

[App page](https://appshunter.io/ios/app/tiny-cat-assemble-survivors/id6803396660)

Lead a cat army against a space megacorp in this black-comedy RPG. Merge and evolve your feline heroes to unlock powerful skills and strategic buffs. Battle waves of alien raiders and conquer massive bosses in fast-paced defense action.

**Highlights:** Battle waves of alien raiders, Merge and evolve cat units, Unlock strategic buff and skill combinations, Collect feline heroes, Conquer massive bosses, Fast-paced merge defense action

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Research Support Pack 1 | $0.99 | one-time |
| Special Allowance | $1.99 | one-time |
| Research Support Pack 2 | $1.99 | one-time |
| Boost Pack (30 Days) | $3.99 | one-time |
| Overclock Pack (30 Days) | $3.99 | one-time |
| Express Pack (30 Days) | $4.99 | one-time |
| Chapter 13 Package | $5.99 | one-time |
| Stella Pass 1 | $6.99 | one-time |
| Research Support Pack 3 | $8.99 | one-time |
| Comfort Pack (Permanent) | $9.99 | one-time |
| Stella Pass 2 | $9.99 | one-time |
| Frost Pickup Pass | $9.99 | one-time |
| Stella Pass 3 | $14.99 | one-time |
| Stella Pass 4 | $19.99 | one-time |
| This Week's Relic Pack III | $19.99 | one-time |
| Stella Pass 5 | $24.99 | one-time |
| Parts Rush Package 4 | $29.99 | one-time |
| Parts Rush Package 5 | $39.99 | one-time |
| 10000 Gems | $39.99 | one-time |


### Hero’s Underground Shift

[App page](https://appshunter.io/ios/app/heros-underground-shift/id6815304121)

Embark on an idle RPG adventure in an underground dungeon. Battle monster hordes, mine for resources, and unlock a roster of unique heroes. Merge pet dolls to create powerful allies and face epic bosses in this pixel art combat game.

**Highlights:** Flashy skill explosions, Unlockable heroes, Boss battles, Resource mining, Pet doll merging, Pixel art graphics

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1,500 Super Diamonds | $0.99 | one-time |
| 3,000 Super Diamonds | $1.99 | one-time |
| 6,000 Super Diamonds | $3.99 | one-time |
| 7,500 Super Diamonds | $4.99 | one-time |
| 9,000 Super Diamonds | $5.99 | one-time |
| 12,000 Super Diamonds | $6.99 | one-time |
| 13,500 Super Diamonds | $7.99 | one-time |
| 15,000 Super Diamonds | $9.99 | one-time |
| 22,500 Super Diamonds | $12.99 | one-time |
| 30,000 Super Diamonds | $19.99 | one-time |
| 52,500 Super Diamonds | $29.99 | one-time |
| 60,000 Super Diamonds | $39.99 | one-time |
| 75,000 Super Diamonds | $49.99 | one-time |


## Frequently asked questions

### Is Tiny Cat Assemble free?

Tiny Cat Assemble is free to download, with in-app purchases available.

### Is Hero’s Underground Shift free?

Hero’s Underground Shift is free to download, with in-app purchases available.

### Which has better reviews, Tiny Cat Assemble or Hero’s Underground Shift?

Tiny Cat Assemble is rated higher. Tiny Cat Assemble averages 4.8 out of 5 from 4 ratings, while Hero’s Underground Shift averages 4.6 from 11 ratings.

### Do Tiny Cat Assemble or Hero’s Underground Shift have ads?

Both Tiny Cat Assemble and Hero’s Underground Shift show ads.

### Which is updated more often, Tiny Cat Assemble or Hero’s Underground Shift?

Tiny Cat Assemble ships an update every 5 days, and Hero’s Underground Shift every 3 days. Most recently, Tiny Cat Assemble was updated on October 31, 2026 and Hero’s Underground Shift on October 31, 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.*