# SAS vs BopRush

The clearest difference is device support: SAS at 3 against BopRush's —. SAS also leads on iOS requirement (12.0 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. SAS sells 10 one-off in-app purchases and BopRush sells 3 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | SAS | BopRush |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (22K ratings)](https://appshunter.io/ios/app/sas-zombie-assault-4/id899159669/reviews)** | — |
| Number of ratings | **22K** | — |
| Positive reviews | 81.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | — |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 171 MB | 9 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 12+ | 4+ |
| Developer | [Ninja Kiwi Limited](https://appshunter.io/developer/386241773) | [Daniel Cho](https://appshunter.io/developer/1884212093) |

## What reviewers say

### SAS

[App page](https://appshunter.io/ios/app/sas-zombie-assault-4/id899159669)

Engage in intense zombie combat with upgradeable weapons, unique class skills, and cooperative multiplayer. Choose from diverse character classes and customize your loadout to survive hordes of evolving undead across challenging maps.

**Highlights:** Upgradeable guns and armor, Unique class skills, 4 player co-op multiplayer, 17 unique zombie types, 7 story-driven maps, RPG-style skill trees, Hundreds of weapons and armor pieces

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wad of SAS4 Creds | $0.99 | one-time |
| Revive Tokens x 3 | $0.99 | one-time |
| Black Key | $1.99 | one-time |
| Reset Skills | $2.99 | one-time |
| Starter Pack | $2.99 | one-time |
| Promethium Strongboxes x 5 | $4.99 | one-time |
| Officer's Pay | $4.99 | one-time |
| Nantonium Strongboxes x 5 | $8.99 | one-time |
| Nightmare Pack Sale | $17.99 | one-time |
| Epic Pack | $19.99 | one-time |

**What reviewers like**

- 👍 Fun and entertaining game
- 🚀 Minimal ads
- 🔒 Secure and stable
- 💡 Unique gameplay and classes

**What reviewers complain about**

- 🐛 Bugs and glitches
- 🔍 Lack of content updates
- 🧠 Repetitive gameplay
- 💰 Expensive in-app purchases

**Reported bugs**

- Zombies getting stuck in walls
- Missions not ending properly
- Graphical issues and performance problems
- Account/progress loss issues

**Requested features**

- More maps and missions
- New game modes and events
- Crafting and customization options
- Improved multiplayer functionality
- Ability to earn premium items through gameplay


### BopRush

[App page](https://appshunter.io/ios/app/boprush/id6760380850)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BopRush Pro — Weekly | $9.99 | per 7 days |
| BopRush Pro — Monthly | $16.99 | per month |
| BopRush Pro — Yearly | $49.99 | per year |


## Frequently asked questions

### Is SAS free?

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

### Is BopRush free?

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

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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.*