Comparison

AcuMonitor vs ThreadBook

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AcuMonitor

Monitor your embroidery machine's progress remotely via Wi-Fi on your iOS device. Check status, view thread colors, and see the needle drop point, allowing you to multitask while your machine works.

Highlights
  • Remote embroidery progress monitoring
  • Check machine status messages and icons
  • View thread colors for current design
  • Estimate time until next thread change
  • Display needle drop point
  • Magnifying function for design detail
  • Demonstration mode for offline use
Read full description

The AcuMonitor app allows you to check the current status of embroidery work on your iOS device using Wireless LAN. You can check embroidery progress even if you are away from the machine. With AcuMonitor, you don't need to sit by the machine anymore. While the machine is embroidering, you can go and do other things. AcuMonitor is compatible with the following sewing machine models: Please refer to the following link : https://www7.janome.co.jp/global/softupdate/acumonitor/ Link with sewing machine using Wireless LAN * Check embroidery progress on your device . * Check machine status. * View a list of all thread colors for the design which is being embroidered. * The amount of time remaining until the next thread change can be checked. Status check The status of the following items is displayed with messages and icons: * Embroidering * Cutting * Ready to sew * Changing thread * Changing needle * Stopped * Complete * Thread breakage * Locked * No connection Other features * A function which displays the needle drop point making it easier to check the current sewing position. * A magnifying function that enables even large designs to be checked in minute detail. * In the demonstration mode, the app's planned operations can be checked even when not connected to your sewing machine. This technology is patented in the USA, Japan, Europe and China.

About

ThreadBook

Manage your sewing, needlework, and embroidery threads with a comprehensive digital library. Track your existing threads, create shopping lists, and find perfect color matches using advanced search or your device's camera. Instantly convert thread colors between brands and types.

Highlights
  • Extensive thread library (50,000+ threads)
  • Track 'My Threads' and 'Shopping List'
  • Search by thread number or color
  • Color matching via camera or photo
  • Instant cross-brand thread conversion
  • Automatic library updates
  • Cross-device synchronization
Features
Currently charting
Read full description

Description ThreadBook is the ideal tool for managing the threads you use for sewing, needlework, or embroidery. It contains a library of more than 50,000 threads from over 600 different manufacturers, available with a touch of your finger. Using ThreadBook you can: * Set your favorite brands to narrow matching choices * Track the threads you have in the “My Threads” collection * Track the threads you need in the “Shopping List” collection * Find threads with a particular thread number, including partial numbers * Find threads that match your chosen color * Find threads that match any color using the camera on your device or a previously made photo * Instantly create a chart to convert any brand and type of thread to a matching color in any other brand and type * Create your own charts for converting any brand to the best match in one or more other brands * Convert a list of thread colors, such as that often provided with embroidery designs, to any brand and type Additional features include: * One tap instant match for any thread * Automatic updating of the library as new threads are added * Your “My Threads” and “Shopping List” collections are synchronized between all your devices

Screenshots

AcuMonitor3 screens
ThreadBook4 screens

Verdict

The call

The clearest difference is review sentiment: ThreadBook at 66% against AcuMonitor's 13%. ThreadBook also leads on rating (4.2 vs 2.7) and update cadence (monthly vs every 8 months). AcuMonitor's advantage is price (Free vs $14.99). On ads, in-app purchases, monetization model and device support 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

CostPrice · In-app purchases · Ads · Monetization

AcuMonitor is free to download; ThreadBook costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

ThreadBook holds the better App Store score, 4.2 against 2.7. That said, the two scores are not equally well evidenced: ThreadBook has 52 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 13% of AcuMonitor's written reviews are positive against 66% of ThreadBook's.

UpkeepUpdate frequency

AcuMonitor ships an update every 8 months, ThreadBook monthly. The most recent releases landed on September 12, 2026 and September 24, 2026 respectively.

Scorecard6 real differences · 5 level
AcuMonitor versus ThreadBook: the parameters behind the verdict, then further details
ParameterAcuMonitorThreadBook
PriceFree — better$14.99
Rating2.7 (6 ratings)4.2 (52 ratings) — better
Positive reviews12.5% of reviews65.9% of reviews — better
Number of ratings652 — better
Update frequencyEvery 8 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
Best chart rank—#194 — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS16 — better17.1
Further details — not scored
Size12 MB138 MB
Age rating4+4+
DeveloperJANOME CorporationSoftware Miracles

Customer experience

AcuMonitor

All ratings6 ratings
Positive33.3%
Neutral33.3%
Negative33.3%
Written reviews8 reviews
Positive12.5%
Neutral12.5%
Negative75.0%

ThreadBook

All ratings52 ratings
Positive75.0%
Neutral7.7%
Negative17.3%
Written reviews41 reviews
Positive65.9%
Neutral7.3%
Negative26.8%

In-app purchases

None

AcuMonitor

No in-app purchases

None

ThreadBook

No in-app purchases

Questions

Is AcuMonitor free?
AcuMonitor is free to download, with no in-app purchases.
Is ThreadBook free?
ThreadBook costs $14.99, with no in-app purchases.
Which has better reviews, AcuMonitor or ThreadBook?
ThreadBook is rated higher. AcuMonitor averages 2.7 out of 5 from 6 ratings, while ThreadBook averages 4.2 from 52 ratings.
Do AcuMonitor or ThreadBook have ads?
Neither AcuMonitor nor ThreadBook shows ads.
Which is updated more often, AcuMonitor or ThreadBook?
AcuMonitor ships an update every 8 months, and ThreadBook monthly. Most recently, AcuMonitor was updated on September 12, 2026 and ThreadBook on September 24, 2026.

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