# Incubator Rumble vs Flex by LG Studios

The clearest difference is update cadence: Flex by LG Studios at every 5 days against Incubator Rumble's every 3 months. Flex by LG Studios also leads on ratings volume (12 vs 2). Incubator Rumble's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Incubator Rumble sells 7 one-off in-app purchases and Flex by LG Studios sells 5 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 — 5.0 for Incubator Rumble against 5.0 for Flex by LG Studios. That said, the two scores are not equally well evidenced: Flex by LG Studios has 12 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Incubator Rumble ships an update every 3 months, Flex by LG Studios every 5 days. The most recent releases landed on October 8, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Incubator Rumble | Flex by LG Studios |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/incubator-rumble/id6760281443/reviews) | [5.0 (12 ratings)](https://appshunter.io/ios/app/flex-by-lg-studios/id6807475837/reviews) |
| Number of ratings | 2 | **12** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 29 MB | 100 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [lanternworx llc](https://appshunter.io/developer/1883618796) | [LG Studios](https://appshunter.io/developer/6807475839) |

## What reviewers say

### Incubator Rumble

[App page](https://appshunter.io/ios/app/incubator-rumble/id6760281443)

Build and manage a unique hatchery, collecting a variety of creatures from common to legendary. Upgrade your incubators to hatch eggs faster and discover rare variants and special mutations. Participate in limited-time events for exclusive surprises.

**Highlights:** Hatch unique creatures, Grow and upgrade hatchery, Discover rare variants, Find legendary creatures, Earn achievements, Participate in limited-time events

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Pack 1000 | $0.99 | one-time |
| Mystic Energy Pack | $0.99 | one-time |
| Dinosaur Permit | $1.99 | one-time |
| Dragon Permit | $1.99 | one-time |
| Mythical Permit | $1.99 | one-time |
| Wetland Permit | $1.99 | one-time |
| Permit Pack | $4.99 | one-time |


### Flex by LG Studios

[App page](https://appshunter.io/ios/app/flex-by-lg-studios/id6807475837)

An idle game where players collect items, hatch pets, and build an empire. The shop constantly updates with new gear, offering endless upgrade opportunities. The objective is to showcase your collection and become the ultimate player.

**Highlights:** Shop item collection, Pet hatching, Empire building, Item flexing, Shop refresh

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flex+ | $2.99 | one-time |
| 50 Rubies | $2.99 | one-time |
| 150 Rubies | $7.99 | one-time |
| 350 Rubies | $15.99 | one-time |
| 1000 Rubies | $24.99 | one-time |


## Frequently asked questions

### Is Incubator Rumble free?

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

### Is Flex by LG Studios free?

Flex by LG Studios is free to download, with in-app purchases available.

### Which has better reviews, Incubator Rumble or Flex by LG Studios?

Incubator Rumble and Flex by LG Studios are both rated 5.0 out of 5 on the App Store, from 2 and 12 ratings respectively.

### Do Incubator Rumble or Flex by LG Studios have ads?

Neither Incubator Rumble nor Flex by LG Studios shows ads.

### Which is updated more often, Incubator Rumble or Flex by LG Studios?

Incubator Rumble ships an update every 3 months, and Flex by LG Studios every 5 days. Most recently, Incubator Rumble was updated on October 8, 2026 and Flex by LG Studios on October 20, 2026.

---

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