In Roblox, an executor is a special tool that runs scripts in your games. Different executors have different features, like custom user interfaces (UI), how often you need a key to use them, and how stable they are. This tier list ranks popular executors from best to worst. The goal is to help you pick the right one.

S+ Tier Roblox Executor
Synapse X
- Why It’s S+:
- Uses its own high-quality DLL (the code that runs scripts).
- Rarely breaks, and when Roblox updates, Synapse X usually fixes fast.
- Has powerful features like speed, stability, and a custom UI with themes.
- Key System: Paid one-time purchase. No extra ads once you own it.
S Tier Roblox Executor
Script-Ware
- Why It’s S:
- Works on Windows and macOS. Great for players on a Mac.
- Very nice UI and multiple themes.
- Execution is almost as good as Synapse X, but can be slower to update.
- Key System: Paid, but you keep using it without repeated ads.
A Tier Roblox Executor
Kernel
- Why It’s A:
- Very stable and runs scripts smoothly.
- Popular, so it often updates quickly after Roblox changes.
- Downside: Has a long linkvertise key system (5+ ads).
- UI: Basic but functional.
Comet
- Why It’s A:
- Has a clean, modern UI design.
- Execution is good quality, and it supports many advanced scripts.
- Uses a key system, but it’s shorter than Kernel’s.
Evon
- Why It’s A:
- Keyless for many features, so less time spent on ads.
- Good DLL for stable script execution.
- Often runs giveaways for premium executors (like Synapse).
- UI: Simple yet pleasant to use.
Fluxus
- Why It’s A:
- A long-time executor with decent reliability.
- Has improved a lot over time.
- Downside: Requires a multi-step key system.
B Tier
Oxygen U
- Why It’s B:
- Solid executor with decent script support.
- Three-step key system (shorter than Kernel, but still not fun).
- UI is okay, nothing very special.
C Tier
Kiwi X
- Why It’s C:
- Uses WeAreDevs API, which can be less reliable.
- UI looks nice and green-themed, but the underlying engine is not as strong.
- Great for beginners who want a simple tool but not the best for big scripts.
JJ Exploit
- Why It’s C:
- Another WeAreDevs API tool.
- Often the first executor people try because it’s very easy to find.
- Limited script support and can break often after Roblox updates.
D Tier
“Cracked” Executors (Fake Synapse, Fake Kernel, etc.)
- Why They’re D:
- They are not real. They often contain viruses or malware.
- If you see a “cracked” Synapse or Kernel, it’s always a scam.
- Avoid these downloads to protect your computer.
What the Tiers Mean
- S+ Tier: Outstanding executors. They have powerful features, great stability, and are highly trusted.
- S Tier: Excellent executors. Almost as good as S+ but missing a small detail.
- A Tier: Strong tools with good features. They may have small downsides like longer key systems.
- B Tier: Decent executors. They work, but might use older APIs or have more ads.
- C Tier: Basic tools. Often use a free API that is less stable or has fewer features.
- D Tier: Very weak or fake executors. Usually full of ads, viruses, or are scams.
Choosing the right executor depends on your needs. Synapse X is the strongest choice (S+ Tier) if you want power and stability. If you want a cheaper or free option with fewer ads, you might look at Evon (A Tier). But be careful with fake or “cracked” executors in D Tier, as they are usually dangerous.







