# Bionics vs Mech Assemble

Bionics and Mech Assemble both sit at 4.7 stars, but that hides the real split: 74% of Mech Assemble's written reviews are positive against 23% of Bionics's. Mech Assemble also leads on chart position (#49 vs unranked) and ratings volume (8.8K vs 2.5K). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Bionics sells 16 one-off in-app purchases and Mech Assemble 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 — 4.7 for Bionics against 4.7 for Mech Assemble. Both are backed by a comparable volume of ratings — 2.5K and 8.8K respectively. Written reviews are what separate them: 23% of Bionics's written reviews are positive against 74% of Mech Assemble's.

Bionics ships an update every 10 days, Mech Assemble weekly. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Bionics | Mech Assemble |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (2.5K ratings)](https://appshunter.io/ios/app/bionics/id6502816263/reviews) | [4.7 (8.8K ratings)](https://appshunter.io/ios/app/mech-assemble/id6739125107/reviews) |
| Number of ratings | 2.5K | **8.8K** |
| Positive reviews | 22.9% of reviews | **74.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#49** |
| Size | 320 MB | 1.1 GB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [ONEMT PTE.LTD.](https://appshunter.io/developer/1698286192) |

## What reviewers say

### Bionics

[App page](https://appshunter.io/ios/app/bionics/id6502816263)

Engage in an epic survival experience during a zombie apocalypse. Utilize bionic gear, powerful skills, and a vast arsenal of weapons to battle relentless undead hordes and fight for humanity's survival.

**Highlights:** Zombie apocalypse survival, Bionic gear and skills, Arsenal of guns, Battle undead hordes, Stunning visual effects

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Some Gems | $0.99 | one-time |
| Season Pass Plus Upgrade | $2.99 | one-time |
| Remove Forced Ads | $3.99 | one-time |
| Pile of Gems | $4.99 | one-time |
| Special Offer | $4.99 | one-time |
| Special Offer | $5.99 | one-time |
| Season Pass | $6.99 | one-time |
| Special Offer | $6.99 | one-time |
| Starter Pack | $7.99 | one-time |
| Blessings | $9.99 | one-time |
| Heap of Gems | $9.99 | one-time |
| Season Pass Plus | $9.99 | one-time |
| Special Offer | $9.99 | one-time |
| Special Offer | $12.99 | one-time |
| Stack of Gems | $19.99 | one-time |
| Special Offer | $19.99 | one-time |

**What reviewers like**

- 🚀 Efficient gameplay
- 👍 Fun and engaging
- 🕹️ Good time killer

**What reviewers complain about**

- 🐛 Bugs and glitches
- 💰 Excessive ads and in-app purchases
- 🕹️ Unbalanced and frustrating gameplay

**Reported bugs**

- Crashes and freezes
- Loading issues and unresponsive app
- Purchased content not working as expected

**Requested features**

- Ability to replay completed levels
- More diverse and meaningful upgrades
- Improved controls and movement


### Mech Assemble

[App page](https://appshunter.io/ios/app/mech-assemble/id6739125107)

**Currently charting:** #49 Top Grossing · Adventure, #111 Top Grossing · Role Playing (US App Store)

Build and customize your own unique mech with a vast array of parts and weapons. Engage in thrilling 3D shooting battles against zombie hordes to survive the apocalypse. Seasonal content keeps the gameplay fresh with new mechs, weapons, and cosmetic items.

**Highlights:** Dozens of customizable mech parts and weapons, Immersive 3D shooting adventure, Unique fighting styles and growth paths, Seasonal content with new mechs and weapons, Extensive mech and weapon variety

**Features:** Vision Pro support

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Value Packs 99 | $0.99 | one-time |
| Value Packs 199 | $1.99 | one-time |
| Value Packs 299 | $2.99 | one-time |
| Value Packs 499 | $4.99 | one-time |
| A bit of Diamonds | $4.99 | one-time |
| Value Packs 999 | $9.99 | one-time |
| A Stack of Diamonds | $9.99 | one-time |
| Value Pack 1499 | $14.99 | one-time |
| Value Packs 1999 | $19.99 | one-time |
| Offer 1700 Diamond | $19.99 | one-time |
| Value Packs 2999 | $29.99 | one-time |
| Value Packs 4999 | $49.99 | one-time |
| Value Packs 9999 | $99.99 | one-time |

**What reviewers like**

- 🚀 Addictive game mechanics
- 👍 Casual and fun gameplay
- 👍 Customizable mech design
- 🚀 Decent progression without microtransactions
- 👍 Good graphics and visuals

**What reviewers complain about**

- 🐛 Targeting and camera issues
- 🔍 Difficulty spike and pay-to-win elements
- 🐛 Bugs and glitches with video ads
- 🔁 Repetitive music and content
- 🔁 Forced to download new version, lost progress

**Reported bugs**

- Targeting issues, especially with enemies behind walls
- Crashes and connection issues
- Progress loss when transitioning to new version
- Inconsistent video ad functionality

**Requested features**

- More weapon slots and better weapon drop rates
- Mech appearance changes with upgrades
- Ability to replay previous levels for grinding
- Improved balancing and difficulty curve


## Frequently asked questions

### Is Bionics free?

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

### Is Mech Assemble free?

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

### Which has better reviews, Bionics or Mech Assemble?

Bionics and Mech Assemble are both rated 4.7 out of 5 on the App Store, from 2.5K and 8.8K ratings respectively.

### Do Bionics or Mech Assemble have ads?

Both Bionics and Mech Assemble show ads.

### Which is updated more often, Bionics or Mech Assemble?

Bionics ships an update every 10 days, and Mech Assemble weekly. Most recently, Bionics was updated on September 23, 2026 and Mech Assemble on September 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.*