Comparison

Keiser Converter Updater vs Supernote Partner

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

Head to head
About

Keiser Converter Updater

This utility app allows users to wirelessly update the firmware on their Keiser M Series Converter. Updating ensures improved battery life, new features, and enhanced stability for the device.

Highlights
  • Wireless firmware updates
  • Improves battery life
  • Adds new features
  • Enhances stability
  • User-friendly instructions
Features
Read full description

The Keiser M Series Converter Updater app expands the capabilities of the Keiser M Series Converter through wireless firmware updates. Simply follow the in-app instructions to update your M Series Converter with the latest firmware, improving battery life, adding features and enhancing stability.

About

Supernote Partner

Access and manage your notes and documents across all your devices. This app facilitates easy sharing of your work and helps you stay organized with synced to-do lists. It provides a cohesive digital note-taking experience as a companion to your device.

Highlights
  • Automatic synchronization across devices
  • Easy sharing of notes and documents
  • Task management and to-do lists
  • Cohesive digital note-taking experience
Read full description

The newly revamped Supernote Partner app enables access to your notes and documents across all devices, facilitates easy sharing of your work with others, and helps you stay organized by managing your to-do lists. Its seamless synchronization with Supernote devices ensures a cohesive digital note-taking experience, making it an essential companion tool for Supernote device users. Key Features: · Automatic Synchronization: Sync and access your notes and documents across all devices. Your creations are always at your fingertips, whether you're on the go or at your desk. · Easy Sharing: Share your work with colleagues, friends, or family with just a few taps. From notes and sketches to documents, showcase your ideas effortlessly. · Task Management: Keep your to-do lists synced with your Supernote device for efficient mobile task management. Stay organized with both personal errands and work-related tasks while on the move. Please note that the Supernote Partner app is a companion app for Supernote devices and cannot be used independently.

Screenshots

Keiser Converter Updater3 screens
Supernote Partner4 screens

Verdict

The call

The clearest difference is update cadence: Keiser Converter Updater at weekly against Supernote Partner's every 3 months. Keiser Converter Updater also leads on iOS requirement (8.0 vs 15.6). Supernote Partner's advantage is review sentiment (41% vs 30%) and ratings volume (88 vs 13). On price, rating, ads and in-app purchases 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Supernote Partner holds the better App Store score, 2.7 against 2.5. That said, the two scores are not equally well evidenced: Supernote Partner has 88 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 30% of Keiser Converter Updater's written reviews are positive against 41% of Supernote Partner's.

UpkeepUpdate frequency

Keiser Converter Updater ships an update weekly, Supernote Partner every 3 months. The most recent releases landed on August 16, 2026 and September 19, 2026 respectively.

Scorecard4 real differences · 6 level
Keiser Converter Updater versus Supernote Partner: the parameters behind the verdict, then further details
ParameterKeiser Converter UpdaterSupernote Partner
PriceFreeFree
Rating2.5 (13 ratings)2.7 (88 ratings) — better
Positive reviews30.0% of reviews41.5% of reviews — better
Number of ratings1388 — better
Update frequencyWeekly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS8.0 — better15.6
Further details — not scored
Size38 MB332 MB
Age rating4+4+
DeveloperKeiser Corp.RATTA (US) INC

Customer experience

Keiser Converter Updater

All ratings13 ratings
Positive23.1%
Neutral15.4%
Negative61.5%
Written reviews10 reviews
Positive30.0%
Neutral0.0%
Negative70.0%

Supernote Partner

All ratings82 ratings
Positive40.2%
Neutral3.7%
Negative56.1%
Written reviews82 reviews
Positive41.5%
Neutral4.9%
Negative53.7%

In-app purchases

None

Keiser Converter Updater

No in-app purchases

None

Supernote Partner

No in-app purchases

Questions

Is Keiser Converter Updater free?
Keiser Converter Updater is free to download, with no in-app purchases.
Is Supernote Partner free?
Supernote Partner is free to download, with no in-app purchases.
Which has better reviews, Keiser Converter Updater or Supernote Partner?
Supernote Partner is rated higher. Keiser Converter Updater averages 2.5 out of 5 from 13 ratings, while Supernote Partner averages 2.7 from 88 ratings.
Do Keiser Converter Updater or Supernote Partner have ads?
Neither Keiser Converter Updater nor Supernote Partner shows ads.
Which is updated more often, Keiser Converter Updater or Supernote Partner?
Keiser Converter Updater ships an update weekly, and Supernote Partner every 3 months. Most recently, Keiser Converter Updater was updated on August 16, 2026 and Supernote Partner on September 19, 2026.

Other comparisons