Full project insight at your fingertips: comprehensive static analysis, cross-references, industry-standard compliance and AI-powered summaries in one tool.





AI-powered code understanding built on the deep cross-reference analysis of SciTools Understand. Onboard helps developers quickly understand unfamiliar codebases, making it faster and easier to onboard new engineers and navigate complex systems.
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Our new AI tool provides detailed analysis and explanations of your code, highlighting potential issues and suggesting improvements. It simplifies complex code structures, making it easier for you to grasp the logic and flow of your programs.
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Our virtual debugger lets you step through code, offering a clear view of execution stages. It's essential for trying out different scenarios and edge cases.
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New customization options enable you to personalize your graphs. Click graph nodes to get a preview and AI summary of the code, or drag to move and shape the graph.
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Ensure every commit is safe. Bug Hunter will notify and walk you through each step to fix the bug.
Dangling Pointer
Division by Zero
Memory Leak
Null Pointer Dereference
Stack Address Escape
Undefined Call
Unintialized Value
Virtual Call

Bug Hunter will run in the background while you work and can be setup as part of your CI/CD pipeline so every commit can be bug free.
See the bug highlighted directly in your code, with a detailed explanation for each part.

Bug Hunter will show you step by step how the bug can be recreated.
Understand assists you with every code writing task, whether you are an industry veteran or just getting started on a new team
Does your project require strict coding standards? Check your code against common, standards.
Quickly see the difference between two project states. View changes by files, folders, entities or architectures.
VIsualize your code with Control Flow, Call Trees, Dependency, Butterfly, UML Class, and more.
Receive detailed metrics about your code at the file, class, and entity levels.
Our API allows the creation of custom graphs, metrics, and lexical analysis. Integrating with your current tools is easy!
Cross reference technology makes you a safer, smarter engineer less likely to add bugs as you change code.
New members to your team can hit the ground running faster than ever with our code comprehension tools.
Understand confusing legacy code easily with our dependency analysis, cross references, and call trees.
Understand has been Spotlighted by the U.S. Navy's SBIR Transition Program
Understand helps hundreds of companies and government organizations, including the U.S. Navy, stay code compliant with our CodeCheck tool.
"NSWCDD needed a tool to ensure that their projects worked correctly and to ensure that the coding complied with the Navy Strategic Systems Program (SSP) coding standard. As an established tool that was reliable but also dynamic, flexible, and customizable, Understand piqued their interest."
-Navy SBIR Transition Program Spotlight
The Understand extension for VS Code makes our most used features even more accessible. Find the underlying types for variables, view control flow graphs, utilize thousands of code compliance checks, and perform a full analysis of your project in a fraction of the time compared to similiar extensions.
Go To DownloadHave you recently inherited confusing legacy code? Understand is here to help.
Blindly changing legacy code can lead to disaster. Know what your changes will affect before you even start writing.
Navigating legacy code doesn't need to feel like an endless maze. Quickly navigate references to create a mental map of the code base.
Expand a function's call tree to see what any changes might affect. You can also view Butterfly, Control Flow, and many other useful graphs.

Does your project require strict coding standards? Understand has the capability to check your code against industry, common, or custom standards.
CodeCheck can be integrated into your CI/CD pipeline to run with every code check-in and notify team members when a compliance check has failed.
All rules come standard with every installation of Understand.
Quickly see the difference between two project states. View changes by files, folders, entities or architectures. View your changes as a text comparison or in a tree map. Just specify the git revision you would like to compare against or compare two databases.
Do you need help locating the "problem" areas in your code? Understand comes bundled with dozens of metrics that help with exactly this scenario.

Do you prefer complete control over your coding environment? Understand comes bundled with a robust API to unlock your project's full potential.
Our API allows the creation of custom graphs, metrics, and lexical analysis. Integrating with your current tools is now easier than ever! Learn More
Verify code compliance, ensure code complexity stays below a specified threshold, or email the team a code comparison graph all from your existing pipeline. Learn More
Create and enforce any custom coding standard. We can teach you how to write a standard or simply hire us to handle the entire process for you! Learn More
1def fileCleanText(file):
2 returnString = "";
3
4 # Open the file lexer with macros expanded and
5 # inactive code removed
6 for lexeme in file.lexer(False,8,False,True):
7 if(lexeme.token() != "Comment"):
8 # Go through lexemes in the file and append
9 # the text of non-comments to returnText
10 returnString += lexeme.text();
11 return returnString;
12
13# Search for the first file named ‘test’ and print
14# the file name and the cleaned text
15file = db.lookup(".test.","file")[0];
16print (file.longname());
17print(fileCleanText(file));
Navigating complex code relationships has never been easier. Hyper-Xref technology and the tools in Understand make you a safer, smarter engineer less likely to add bugs as you change code.

Understand contains a built in IDE that facilitates code browsing. Click on any entity (function, class, variable, etc) to see detailed information and double click to be taken directly to where the entity is defined. Every named part of your code is referenced and can be bi-directionaly navigated.
Keep the Information Browser pinned while you work to quickly see everything Understand knows about a selected entity. The Information Browser updates depending on what you have selected.
For functions, see the return type, paramters, and a list of references that take you to that instance immediately when clicked.
For files, see the member variables and functions, a list of includes, and relevant metrics.


Graphs can also be accessed from the Information Browser or by right clicking any named entity in your code. Quickly see everything that calls or is called by a specific funtion with a Butterfly Graph.
Give your new engineers the tools they need to succeed. Understand helps onboard new engineers rapidly and safely.
Running FIFA 15 on a PC with 4GB of RAM meets the game's minimum system requirements , but because the Ignite engine is demanding, you may still experience significant stuttering and input delay. To achieve a smooth 60 FPS experience, follow these proven optimization steps for low-end hardware. 1. Optimize FIFA 15 Game Settings The most immediate way to fix lag is to adjust the internal game configuration before launching. Resolution: Lower your resolution to 1280x720 (720p) or even lower if stuttering persists. Rendering Quality: Set this to Low to reduce the load on your GPU. MSAA Options: Turn this Off (0x) as anti-aliasing is extremely taxing for systems with limited RAM. Frame Rate: Select No Limit on FPS in the launcher, then use an external tool to lock it for better stability. Wait for VSync: Uncheck this option in the launcher to reduce input lag. 2. Manual Config File Tweaks You can push performance further by editing the fifasetup.ini file located in your Documents > FIFA 15 folder. Open it with Notepad and apply these values: AUDIO_MIX_MODE = 0 MSAA_LEVEL = 0 RENDERINGQUALITY = 0 WAITFORVSYNC = 0 RESOLUTIONHEIGHT = 720 RESOLUTIONWIDTH = 1280 3. Windows & System Optimization Since you only have 4GB of RAM, Windows itself can "starve" the game of resources. FIFA 15 system requirements - Can You RUN It
While 4GB of RAM is the minimum requirement for , background processes often consume enough memory to cause stuttering on systems with this configuration. To achieve smooth gameplay, you can use these verified performance tweaks: Optimization Settings FifaConfig Adjustments : Go to your fifasetup folder and open fifaconfig.exe . Set graphics to Low , disable Anti-aliasing , and try lowering the resolution to 1280x720 . FPS Limiting : In the game settings, lock the frame rate to 60 FPS or 30 FPS . A consistent 30 FPS is often smoother than a fluctuating higher rate on low-end hardware. Windows Performance Mode : Search for "Adjust the appearance and performance of Windows" in your start menu and select Adjust for best performance to free up system resources. Technical Fixes Disable Origin Overlay : This is a known cause of "random stuttering." Turn it off in the Origin application settings before launching the game. UPnP Router Setting : Some users have fixed unplayable lag by disabling UPnP in their router settings, as it can interfere with EA server connections and cause frame rate drops even in menus. Graphics Driver Configuration : Nvidia : In the Nvidia Control Panel, set "Power management mode" to Prefer maximum performance and "Texture filtering" to High performance . Laptops : Always play with your charger plugged in to ensure the GPU runs at full power. Resource Management Clean Boot : Use msconfig to disable unnecessary startup programs. This ensures the maximum amount of your 4GB RAM is available for the game. Task Priority : After launching the game, open Task Manager, right-click fifa15.exe under the "Details" tab, and set the priority to High . Are you experiencing lag during offline matches or only when playing online ?
To fix lag in on a system with 4GB of RAM , you must optimize the game's configuration files and prioritize system resources for the game process. While 4GB meets the minimum requirements, it leaves very little room for background tasks. 1. Optimize FIFA Setup Settings Before launching the game, open the fifaconfig.exe located in your FIFA 15 installation folder (usually under fifasetup ). Use these low-spec settings: Resolution: Lower this to 1280x720 or 1280x768 . Rendering Quality: Set to Low . MSAA Options: Set to Off . Frame Rate: Select Lock to 60 FPS or Lock to 30 FPS ; locking helps prevent sudden stutters. Wait for VSync: Uncheck this to potentially reduce input lag, or keep it checked if you see significant screen tearing. 2. High Process Priority Fix Force Windows to give FIFA 15 more CPU and RAM resources: Launch FIFA 15. Once at the main menu, press Ctrl + Shift + Esc to open Task Manager . Go to the Details tab. Right-click fifa15.exe . Select Set Priority and choose High . 3. System-Level Adjustments Close Background Apps: Ensure browsers (like Chrome), music players, and heavy antivirus software are closed to free up as much of your 4GB RAM as possible. Update DirectX: FIFA 15 requires DirectX 11 ; ensure your drivers and system are fully updated. Power Options: Set your Windows Power Plan to High Performance . For Laptop Users: Always play with your charger plugged in to ensure the GPU and CPU aren't throttled to save power. How to Run FIFA 15 on a Low-End PC (2026)
To fix lag in on a system with 4GB of RAM, you must optimize both the game’s internal settings and your Windows environment to free up limited memory and processing power. 1. Optimize FIFA 15 Game Settings fifaconfig.exe file located in the game’s installation folder ( subfolder) and apply these settings to reduce the load on your hardware: Resolution: Lower it to Rendering Quality: Set this to MSAA Options: Frame Rate: Try locking it to to prevent stuttering from fluctuating frame rates. Wait for VSync: Check this box to prevent screen tearing, or disable it if you need every bit of performance. 2. Manage System Resources (Windows) Since 4GB of RAM is the minimum requirement for FIFA 15, background tasks can easily cause lag. FIFA 15 Horrific Lag With Dual Core CPU fifa 15 lag fix 4gb ram
on 4GB of RAM meets the game's minimum system requirements , but the 64-bit operating system typically consumes a significant portion of that memory, leaving little for the game. To eliminate lag and stuttering, you must aggressively manage background processes and optimize in-game configuration files. Phase 1: Critical System Optimizations Before launching the game, you must free up as much of your 4GB RAM as possible. Clean Boot & Task Management : Open Task Manager ( Ctrl+Shift+Esc ) and end all unnecessary background tasks, such as web browsers, torrent clients, and non-essential startup apps. Ultimate Performance Mode : Set your Windows power plan to "Ultimate Performance." If it's hidden, you can enable it via Command Prompt with a specific admin command to ensure the CPU isn't throttled. Virtual Memory (Page File) : Ensure your system has an appropriately sized page file to prevent "RAM stutter" when the physical 4GB limit is reached. High Process Priority : Once the game is running, alt-tab to Task Manager, find fifa15.exe in the Details tab, right-click it, and set the Priority to High . Phase 2: In-Game Configuration ( fifaconfig.exe ) Navigate to the game's installation folder (typically under FIFA 15/fifasetup/ ) and run fifaconfig.exe to apply these settings: Resolution : Drop the resolution to 1280x720 or lower if necessary. Rendering Quality : Set this to Low . MSAA Options : Set to Off . Frame Rate : Lock the frame rate to 30 FPS or 60 FPS ; a steady 30 FPS is often smoother than a fluctuating 60 FPS on low-end hardware. Window Mode : Use Fullscreen rather than Windowed or Borderless to allow the GPU to focus entirely on the game. Phase 3: Advanced Tweaks & Mods If the standard settings aren't enough, manual file edits and community tools can further reduce the load.
Here’s a practical FIFA 15 lag fix guide for PCs with 4GB RAM . While FIFA 15 isn’t extremely demanding, 4GB is the bare minimum for Windows 8.1/10, so background processes and settings matter a lot.
1. Lower In-Game Settings
Resolution → Lower to 1366×768 or 1280×720 Render Quality → Low MSAA Options → Off Shadows → Off or Low Lock FPS → Set to 60 FPS (or “No Limit” if you experience stutter) Turn off Crowd detail, Cloth physics, and Depth of field
2. Use Low Specs Config File (Manual Edit) Go to: Documents\FIFA 15\instance0\replay0.bin
Delete replay0.bin Create a new empty text file and rename it exactly to replay0.bin Right-click → Properties → Read-only (prevents the game from recreating a large replay buffer) Running FIFA 15 on a PC with 4GB
Then edit fifasetup.ini in the same folder: RENDERINGQUALITY = 0 WAITFORVSYNC = 0 SCREEN_SLEEP = 16 ASPECTRATIO = 1.33333 (if 4:3) or 1.77778 (16:9) MSAA_LEVEL = 0 RENDER_LIMIT = 2 (forces 60 FPS without triple buffering)
3. Optimize Windows for 4GB RAM
Understand by Scitools is certified for use as a support tool for all projects requiring ISO 26262, IEC 61508, and EN 50128 compliance. Safety is our top priority at Scitools, our software is heavily tested and vetted before each release providing your team with a safe and secure development environment.
We asked our users to send us pictures of their Understand setups, here are some of the submissions. Check out the full blog article







Chris Rhodes, Senior Software Engineer
Dell Inc.