SINGER 3337 Review: Features, Pros, Cons, Best Comparison, FAQ

Today you are going to know in detail about SINGER 3337 Mechanical sewing machine.

Let’s move on!

Whether you are a beginner or an experienced sewer, the SINGER  3337  Sewing Machine is the best choice of sewing machine for you. 

Singer sewing machines For over a century, Singer has held a distinguished and trusted position in the sewing realm. Since its establishment in 1851, Singer has consistently produced sewing machines that blend innovation with reliability, catering to enthusiasts of all proficiency levels. These sewing machines are celebrated for their user-friendly attributes, making them an optimal selection for novices eager to embark on their sewing journey. Pre-threaded and equipped with preset stitch lengths and widths, Singer machines eliminate guesswork, streamlining the sewing process for beginners. However, the appeal of Singer sewing machines extends beyond beginners; their robustness and versatility make them apt for the demands of seasoned sewers. Boasting features such as diverse stitch applications, simplified threading, and sturdy metal frames, Singer sewing machines serve as dependable companions for an extensive array of sewing projects. Whether you’re engaged in crafting garments, quilts, home decor, or simply undertaking mending tasks, a Singer sewing machine stands as a reliable choice, encapsulating a storied history of pragmatic design and imaginative innovation.

Below you will find the SINGER 3337 Sewing Machine Review, hand-picked by us to highlight both the good and bad points.

Review of: SINGER 3337 Purple Mechanical Sewing Machine


Our Overall Rating: 4.8 out of 5

Why is it Better?

  • 108 Stitch Applications for versatile sewing projects.
  • Drop & Sew Bobbin System for easy thread monitoring.
  • Free Arm for sewing cuffs and small items.
  • Built-in Needle Threader for quick threading.
  • Adjustable Stitch Length for customized sewing.
  • Easy Stitch Selection with a clear dial.
  • Heavy-Duty Metal Frame for stability.
  • Automatic One-Step Buttonhole for consistent results.
  • LED Lighting for improved visibility.
  • Top Drop-in Bobbin for easy setup.
  • Transparent Bobbin Cover for thread monitoring.
  • Removable Storage Compartment for access.
  • Five Snap-On Presser Feet included.
  • Stitch Width Adjustment for varied designs.
  • Durable for sewing thick fabrics.
  • Smooth and Quiet Operation.
  • Additional Accessories for convenience.
  • User-Friendly for Beginners.
  • Multiple Stitch Styles Available.
  • Compact and Portable Design.
  • 25-year warranty for peace of mind.

SINGER 3337 Mechanical Sewing MachineSINGER 3337

The SINGER 3337 Mechanical Sewing Machine is a versatile and user-friendly sewing machine designed to cater to a wide range of sewing needs. In this comprehensive review, we’ll explore in detail the many features and functions of this sewing machine, helping you make an informed decision when choosing a sewing machine for your projects.

Stitch ApplicationsSINGER 3337 Mechanical Sewing Machine

The SINGER 3337 boasts an impressive selection of 108 stitch applications. These include basic, stretch, and decorative stitches, making it suitable for various sewing projects. Whether you’re working on fashion sewing, quilting, home decor, crafting, or gifting, this machine offers a stitch for every purpose. With such versatility, you can let your creativity run wild and achieve professional-looking results.

Automatic One-Step Buttonhole

Creating buttonholes has never been easier. With the one-step buttonhole feature, you can effortlessly sew perfectly sized buttonholes that match the size of your buttons. It delivers consistent results every time, ensuring that your garments or projects have professional-quality closures.

 Drop & Sew Bobbin SystemSINGER 3337 Mechanical Sewing Machine

The machine features a user-friendly bobbin system. The transparent bobbin and cover allow you to keep an eye on your thread supply. This visual aid helps prevent running out of thread unexpectedly while in the middle of a seam. The drop-in bobbin system simplifies the process of changing the bobbin, saving you time and effort.

Free Arm

The SINGER 3337 is equipped with a removable storage compartment that reveals a free arm when removed. This free arm is perfect for sewing tasks that require access to tight spaces, such as trouser hems, sleeve cuffs, or small cylindrical projects. It ensures that you can easily maneuver your fabric and achieve precise results.

Built-in Needle Threader & Thread GuideSINGER 3337 Mechanical Sewing Machine

Threading the needle can be a tedious and challenging task. However, this sewing machine features a built-in needle threader and thread guide. These elements work together to effortlessly thread the needle’s eye, eliminating eye strain and saving you precious time. Say goodbye to the frustration of struggling to thread the needle manually.

Adjustable Stitch Length

Customization is key to creative sewing, and the SINGER 3337 provides the ability to adjust the stitch length. You can tailor the stitch length to your specific sewing needs, ensuring that you achieve the perfect stitch length for every project. This flexibility enhances your sewing creativity and control.

Easy Stitch Selection

Selecting stitches is a breeze with the SINGER 3337. The machine’s Stitch Selector Dial clearly displays all available stitches. Turning the dial allows you to easily choose your desired stitch, making the process of changing between stitches straightforward and convenient.

Heavy-Duty Metal Frame

Stability and durability are essential in a sewing machine. The SINGER 3337 boasts a robust heavy-duty metal frame. This frame provides a solid and stable foundation for your sewing tasks. It ensures that the machine remains steady and reliable, even when sewing at high speeds or tackling thick fabrics.

LED Lighting

Good lighting is crucial for accurate and comfortable sewing. The machine features a bright LED light that illuminates your sewing area, ensuring that you can see your work clearly, even in low-light conditions. This feature is particularly useful when sewing intricate details or working on projects during the evening.

Top Drop-in Bobbin

The top drop-in bobbin design simplifies the process of loading and replacing the bobbin. It’s easy to access and easy to thread, allowing you to get started on your sewing projects quickly. This feature minimizes the frustrations often associated with bobbin-related issues.

Transparent Bobbin Cover

The transparent bobbin cover complements the top drop-in bobbin system. It provides a clear view of your bobbin thread supply, allowing you to monitor your thread usage. This transparency helps prevent running out of thread unexpectedly, ensuring smooth and uninterrupted sewing.

 Removable Storage Compartment

The removable storage compartment reveals the machine’s free arm when removed. This compartment offers convenient on-board storage for your sewing accessories, ensuring that you have easy access to all your tools and essentials during your sewing projects.

Five Snap-On Presser Feet

The machine comes with five snap-on presser feet to enhance your sewing experience. These include the General Purpose Foot, Buttonhole Foot, Button Sewing Foot, Zipper Foot, and the SINGER Sew Easy Foot. Each presser foot is designed for specific tasks, providing versatility for various sewing techniques.

Stitch Width Adjustment

While the machine offers a diverse range of stitches, it also allows for stitch width adjustment. This feature enables you to create varied stitch designs by changing the width, adding even more creativity and customization to your projects.

Durable for Sewing Thick Fabrics

The SINGER 3337 is capable of handling a wide range of fabric types, including thicker materials like denim. The heavy-duty metal frame provides the necessary stability and power to sew through multiple layers and heavy fabrics without any difficulty.

Smooth and Quiet Operation

Despite its robust construction, the machine operates smoothly and quietly, ensuring a pleasant sewing experience. You can focus on your projects without the distraction of loud or erratic machine noises.

User-Friendly for Beginners

The SINGER 3337 is designed with beginners in mind. It offers a range of features and accessories that simplify the sewing process, making it accessible to those who are new to sewing. The machine includes an all-new Singer Sewing Assistant app, providing guidance and support for new sewers.

 Multiple Stitch Styles Available

The extensive collection of stitches encompasses not only basic and essential stitches but also decorative stitches that add flair to your projects. You can choose from a variety of styles to enhance the visual appeal of your sewing creations.

Compact and Portable Design

Despite its robust features, the SINGER 3337 maintains a compact and portable design. It’s easy to transport or store, making it suitable for sewers who may have limited space or those who want to take their machine to sewing classes or workshops.

If you are considering purchasing this excellent SINGER 3337 sewing machine, we have also included our standard diagram of ratings and lists of pros-cons




Included AccessoriesSINGER 3337 Mechanical Sewing Machine

 The Singer 3337 sewing machine comes with a range of useful accessories to enhance your sewing experience. These accessories include:

  • General Purpose Foot
  • Buttonhole Foot
  • Button Sewing Foot
  • Zipper Foot
  • SINGER Sew Easy Foot
  • Bobbins (Class 15 transparent)
  • Darning Plate
  • Pack of Needles
  • Auxiliary Spool Pin
  • Seam Ripper/Lint Brush
  • Spool Cap
  • Edge/Quilting Guide


Here’s a comparison table between the SINGER 3337 Mechanical Sewing Machine and the SINGER 4423 Heavy Duty Sewing Machine:

FeatureSINGER 3337 Mechanical Sewing MachineSINGER 4423 Heavy Duty Sewing Machine
Stitches108 stitch applications23 built-in stitches
ButtonholeAutomatic one-step buttonholeAutomatic one-step buttonhole
Built-in Needle ThreaderYesYes
Drop & Sew Bobbin SystemYesYes
Heavy-Duty Metal FrameYesYes
Adjustable Stitch LengthYesYes
Easy Stitch SelectionYesYes
Free ArmYesYes
LED LightingYesNo
Top Drop-in BobbinYesYes
Transparent Bobbin CoverYesYes
Snap-On Presser FeetFive includedFour included
Stitch Width AdjustmentYesNo
Maximum Stitching Speed750 stitches per minute1,100 stitches per minute
Extra-High Presser Foot LifterYesYes
Sewing Speed ControlNoNo
Sewing Heavy FabricsYesYes
Dimensions (H x W x D)13.6″ x 17.5″ x 7.5″12″ x 15.5″ x 6.25″
Weight (lbs)14.6 lbs14.6 lbs
WarrantyVaries by retailer25-year limited warranty


What types of projects can I complete with the SINGER 3337 sewing machine?

The SINGER 3337 is versatile and suitable for a wide range of sewing projects. You can use it for fashion sewing, quilting, home decor, crafting, and gifting. Its 108 stitch applications, including basic, stretch, and decorative stitches, make it ideal for various creative endeavors.

 Is this sewing machine suitable for beginners?

Yes, the SINGER 3337 is designed with beginners in mind. It features user-friendly functions such as automatic needle threading, clear stitch selection, and an all-new Singer Sewing Assistant app for guidance. It’s a great choice for those new to sewing.

Can I sew through thick fabrics like denim with this machine?

Absolutely. The machine’s heavy-duty metal frame and adjustable settings enable it to handle thick fabrics like denim with ease, making it versatile for a wide range of materials and projects.

How do I thread the needle easily?

The SINGER 3337 features a built-in needle threader and thread guide, making threading the needle effortless and saving you time and eye strain.

Does the machine operate quietly?

Indeed, the SINGER 3337 Mechanical Sewing Machine operates quietly despite its robust and heavy-duty construction. This quiet operation ensures a pleasant and distraction-free sewing experience. You can focus on your sewing projects without the disturbance of loud or erratic machine noises, making it suitable for various settings, including home use and shared workspaces. The combination of its quiet operation and smooth stitching results in a comfortable and enjoyable sewing process, allowing you to concentrate on creating your projects with precision and ease.




In conclusion, the Singer 3337 sewing machine is praised for its ease of use, versatility, and affordability. While it has some limitations, such as the plastic foot attachment, it seems to offer a good value for beginners. The machine is expected to be reliable and sturdy, in line with Singer’s reputation. If you are a beginner looking for a versatile and budget-friendly sewing machine, the Singer 3337 appears to be a solid choice.

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