.SP File Recovery

Have files been deleted due to a user’s error or software error? Have you formatted a disk by accident and need to know how to recover the files? Read our .SP file recovery guide for Windows, MacOS, Android and IOS in 2024.

SP File Recovery

What is a .SP file?

Data file created by Simplexety, an advanced calculator program used for creating and evaluating mathematical functions as well as creating graphs; saves the list of functions and data and also supports storage of custom VBScript source code; can be used for storing and sharing mathematical data with others.

What Are Common Causes of ".SP" Files Lost or Failure?

There can be several common causes of ".SP" files lost or failure:

  1. Accidental deletion: Users may accidentally delete ".SP" files while organizing or cleaning up their computer's storage.
  2. File system corruption: Issues with the file system, such as disk errors or malware infections, can lead to the loss or corruption of ".SP" files.
  3. Software or hardware issues: Problems with software applications or hardware components (e.g., hard drive failure) can result in file loss or failure.
  4. Power outages or system crashes: Unexpected power outages or system crashes during file operations can cause ".SP" files to become lost or corrupted.
  5. Unintentional formatting: Accidentally formatting a storage device without proper backup can result in the loss of ".SP" files stored on it.
  6. Virus or malware attacks: Malicious software can infect and damage ".SP" files, making them inaccessible or causing them to be deleted.
  7. Human error: Mistakes made by users, such as improper handling of files, accidental overwriting, or improper shutdowns, can lead to ".SP" file loss or failure.
  8. Software conflicts or incompatibilities: Compatibility issues between software applications or conflicts with system updates can cause ".SP" files to become inaccessible or unreadable.
  9. Physical damage: Physical damage to storage devices, such as hard drives or memory cards, can lead to the loss or corruption of ".SP" files.
  10. Synchronization errors: Errors during file synchronization processes, especially when using cloud storage or file-sharing services, can result in the loss or failure of ".SP" files.

How to recover lost ".SP" files?

Sometimes while working with a computer, laptop or other stationary or mobile devices, you may encounter various bugs, freezes, hardware or software failures, even in spite of regular updates and junk cleaning. As a result, an important ".SP" file may be deleted.

Go to view
🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

By no means should you think that the only way to recover a ".SP" file is always to create it once more.

Use programs for recovering ".SP" files if a file was lost after accidental or deliberate deleting, formatting the memory card or the internal storage, cleaning the storage device, after a virus attack or a system failure.

Programs to recover ".SP" files

Looking for a way to get files back? In cases when files were deleted and they cannot be restored by using standard operating system tools, use Hetman Partition Recovery.

Partition Recovery™ 4.9
The tool recovers data from any devices, regardless of the cause of data loss.

Follow the directions below:

  1. Download Hetman Partition Recovery, install and start the program.

  2. The program will automatically scan the computer and display all hard disks and removable drives connected to it, as well as physical and local disks.

    File Recovery Software
  3. Double-click on the disk from which you need to recover ".SP" files, and select analysis type.

    Hetman Partition Recovery - Analysis Type
  4. When the scanning is over, you will be shown the files for recovery.

    Hetman Partition Recovery - Files that Can be Restored
  5. To find a file you need, use the program’s interface to open the folder it was deleted from, or go to the folder "Content-Aware Analysis" and select the required file type.

    Hetman Partition Recovery - Deep Scan
  6. Select the files you have been looking for and click "Recovery".

    File Recovery Software - Files List for Recovery
  7. Choose one of the methods for saving the files and recover them.

    Saving recovered files in Hetman Partition Recovery

How to open file with ".SP" extension?

Looking for how to open a stereo simplexety Parameters File image file file?

Programs that open ".SP" files

Simplexety Simplexety

Additional Information

  • File type: Simplexety Parameters File

  • File extension: .SP

  • Developer: Dipl.-Phys.-Ing. Ralf Wirtz

  • Category: Data Files

  • Format: Text

  • HEX: 53 49 47 4E 50 4C 4F 54


  • File types that use the extension .SP:

    • Simplexety Parameters File

    • SignPlot Traffic Sign File


We will be happy to answer your questions!

Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 15:43 #
    Leave a comment if you have any questions about Recovering lost .SP files after deleting, cleaning or formatting!
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Vladimir Artiukh

Author: Vladimir Artiukh, Technical Writer

Vladimir Artiukh is a technical writer for Hetman Software, as well as the voice and face of their English-speaking YouTube channel, Hetman Software: Data Recovery for Windows. He handles tutorials, how-tos, and detailed reviews on how the company’s tools work with all kinds of data storage devices.

Oleg Afonin

Editor: Oleg Afonin, Technical Writer

Oleg Afonin is an expert in mobile forensics, data recovery and computer systems. He often attends large data security conferences, and writes several blogs for such resources as xaker.ru, Elcomsoft and Habr. In addition to his online activities, Oleg’s articles are also published in professional magazines. Also, Oleg Afonin is the co-author of a well-known book, Mobile Forensics - Advanced Investigative Strategies.


Questions and answers

  • What is the purpose of .SP formats and how are they used in the digital realm?

    .SP formats are used for storing speech data in the digital realm. The purpose of .SP formats is to represent and store speech signals or speech-related information for various applications such as speech recognition, speech synthesis, speaker identification, and more.

    In the digital realm, speech signals are typically recorded as analog waveforms, which need to be converted into a suitable format for processing and analysis by computers. .SP formats provide a standardized way to store speech data in a digital format, making it easier for software applications to access and manipulate the speech information.

    These formats may include parameters such as pitch, formants, spectrograms, or other acoustic features that describe the characteristics of the speech signal. They can also store additional metadata like speaker information, recording conditions, or linguistic annotations.

    By using .SP formats, researchers and developers can analyze speech data, build speech recognition systems, train machine learning models for speech synthesis, or conduct various experiments related to speech processing. These formats facilitate the exchange and sharing of speech data among different software tools and platforms, enabling advancements in the field of speech technology.

  • What are some common file extensions associated with .SP formats, and what types of files do they typically represent?

    Some common file extensions associated with .SP formats include:

    1. .SPC: This file extension is commonly associated with certificate files. It contains a digital certificate, which is used to verify the authenticity and integrity of data or software.
    2. .SPD: This extension is often used for sound sample files. It represents audio samples used in music production or sound design.
    3. .SPF: This file extension is associated with Sound Forge Project files. Sound Forge is an audio editing software, and .SPF files contain project data, including audio clips, effects, and edits.
    4. .SPM: This extension is used for SPM (Scanning Probe Microscopy) data files. SPM is a technique used in nanotechnology to obtain high-resolution images of surfaces. .SPM files store the data collected during the scanning process.
    5. .SPR: This file extension is associated with saved game files in various video games. It represents the progress or state of the game at a particular point, allowing players to resume from that point later.
    6. .SPL: SPL files are often used as print spool files. When a document is sent to a printer, it is temporarily stored in a spool file (.SPL) before being printed.
    7. .SPSS: This extension is used for SPSS (Statistical Package for the Social Sciences) data files. SPSS is a software used for statistical analysis, and .SPSS files contain data, variables, and analysis results.
    8. .SPV: This file extension is associated with saved game files in some video game consoles, such as PlayStation. It represents the saved progress in a game, allowing players to continue from that point.

    It's important to note that the specific file types associated with .SP formats may vary depending on the software or context in which they are used.

  • Are .SP formats compatible across different software platforms, or do they require specific programs to open and manipulate the files?

    .SP file formats are not universally compatible across different software platforms. They typically require specific programs or software that support the .SP format to open and manipulate the files. The specific program or software required can vary depending on the type of .SP file.

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