# Protein Rush vs Gridlock

The clearest difference is in-app purchases: Protein Rush at none against Gridlock's 10. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Gridlock sells 10 one-off in-app purchases. Protein Rush asks for nothing beyond the download.

Protein Rush ships an update monthly, Gridlock every 2 weeks. The most recent releases landed on October 25, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Protein Rush | Gridlock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/gridlock-idle-traffic-tycoon/id6817048484/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 23 MB | 8 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [takeshi ogawa](https://appshunter.io/developer/1676749157) | [BRAXTON REED CHANDLER](https://appshunter.io/developer/6792414504) |

## What reviewers say

### Protein Rush

[App page](https://appshunter.io/ios/app/protein-rush/id6746702965)

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

**In-app purchases:** none


### Gridlock

[App page](https://appshunter.io/ios/app/gridlock-idle-traffic-tycoon/id6817048484)

This idle tycoon game lets you create traffic jams by hiring chaotic drivers and vehicles. Watch the streets fill up as you earn Notoriety to unlock permanent perks and new vehicles. Compete on leaderboards and complete daily challenges.

**Highlights:** Cause traffic jams by hiring drivers, Idle gameplay, progress continues offline, Unlock new vehicles and horns, Permanent perks via Notoriety, Daily challenges and leaderboards, Upgrade your traffic-causing abilities

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Traffic Crate | $0.99 | one-time |
| Starter Pack | $1.99 | one-time |
| Motorcycle Wheelie | $1.99 | one-time |
| School Bus | $1.99 | one-time |
| Monster Truck | $2.99 | one-time |
| Ambulance | $2.99 | one-time |
| Mega Traffic Crate | $2.99 | one-time |
| VIP: No Ads | $3.99 | one-time |
| Vehicle Pack | $5.99 | one-time |
| Traffic Truckload | $9.99 | one-time |


## Frequently asked questions

### Is Protein Rush free?

Protein Rush is free to download, with no in-app purchases.

### Is Gridlock free?

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

### Do Protein Rush or Gridlock have ads?

Both Protein Rush and Gridlock show ads.

### Which is updated more often, Protein Rush or Gridlock?

Protein Rush ships an update monthly, and Gridlock every 2 weeks. Most recently, Protein Rush was updated on October 25, 2026 and Gridlock on November 6, 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.*