dot Customizer vs AcuSpark2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
dot Customizer
Create and edit custom embroidery designs with a library of built-in patterns and fonts. Send designs wirelessly to compatible machines for stitching. Suitable for all skill levels, from beginners to experts.
- Create and edit embroidery designs
- Wireless design transfer to machines
- Combine designs with letters/words
- 260 built-in embroidery designs
- 13 different fonts
- Beginner and advanced modes
- Embroidery simulation and trace functions
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dot Customizer is a free application for using with compatible embroidery machines. With this app, you can create and edit embroidery designs and send them directly to the machine for embroidering. Great embroidery fun for everyone from beginners to experts! What you can do: · Simply choose any of the built-in designs and send wirelessly to the embroidery machine for stitching out (no need for cords or USB sticks to transfer designs). · Combine embroidery designs with letters/words to create original designs. · Add embroidery to other projects. · Create original lettering designs with your favorite fonts. Main features: · 260 built-in embroidery designs from a range of categories · 12 different English fonts plus one Japanese font (incl. Kanji) · 2 different modes including easy-to-use "Beginner level" · A variety of editing functions: copy/paste/resize/stitch density adjustment/color selection/positioning etc. · Embroidery simulation and trace functions to check the position on the fabric before stitching out Supported OS: iOS 12.0 or later Supported screen size: 4.7 inches or larger
AcuSpark2
This app guides you through using your sewing machine with clear instructions and helpful tips. It can scan QR codes on your machine to provide specific guidance and inspiration, even without a connected device.
- Sewing machine usage instructions
- QR code scanning for machine status
- Step-by-step sewing method videos
- Presser foot descriptions
- Stitch chart
- Multilingual support
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AcuSpark2 is an app that explains how to use the sewing machine and provides useful tips. Read the QR code displayed on the sewing machine screen with AcuSpark2 and all your questions will be answered. AcuSpark2 can also be used without a sewing machine. The app acts as a concierge, offering support and inspiring new ideas. AcuSpark2 is compatible with the following sewing machine models: Please refer to the following link : https://www7.janome.co.jp/global/softupdate/acuspark2/ Reading QR codes (linking with sewing machine): * When the QR codes displayed on the sewing machine screen are read with AcuSpark2, instructions and know-how related to the status of the sewing machine appear in the app. Features: * Offers basic knowledge on how to use the sewing machine. * Step-by-step illustrative videos for learning special sewing methods are available. * Presser foot descriptions (including optional items) * Includes a stitch chart containing the sewing machine's built-in stitches Supported languages are as follows: * English * French * Spanish * Japanese * Changing language settings Language settings can be adjusted through device settings (Settings -> General -> Language & Region). (Method may vary depending on device.) Notes: * An internet connection is required to download the data and the communication charges shall be borne by the customer. * The email address development@gm.janome.co.jp is for feedback only and no replies will be sent to emails received. Your feedback is greatly appreciated.
Screenshots
Verdict
The clearest difference is rating: dot Customizer at 3.1 against AcuSpark2's 2.7. dot Customizer also leads on update cadence (every 2 months vs every 8 months) and ratings volume (14 vs 3). AcuSpark2's advantage is review sentiment (33% vs 23%). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
dot Customizer holds the better App Store score, 3.1 against 2.7. Both are backed by a comparable volume of ratings — 14 and 3 respectively. Written reviews complicate that: 23% of dot Customizer's written reviews are positive against 33% of AcuSpark2's, so the app with the better star average is not the one people write more warmly about.
dot Customizer ships an update every 2 months, AcuSpark2 every 8 months. The most recent releases landed on June 1, 2026 and September 2, 2026 respectively.
| Parameter | dot Customizer | AcuSpark2 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (14 ratings) — better | 2.7 (3 ratings) |
| Positive reviews | 22.7% of reviews | 33.3% of reviews — better |
| Number of ratings | 14 — better | 3 |
| Update frequency | Every 2 months — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 188 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | DRAWstitch International Ltd. | JANOME Corporation |
Customer experience
dot Customizer
AcuSpark2
In-app purchases
dot Customizer
No in-app purchases
AcuSpark2
No in-app purchases









