Comparison

Kraken for OctoPrint vs 2FA Hub

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

Head to head
About

Kraken for OctoPrint

This application provides comprehensive control and monitoring for your 3D printers connected via OctoPrint. Manage print jobs, view camera feeds, adjust temperatures, and access Gcode files remotely or locally.

Highlights
  • Start, pause, resume, or cancel prints
  • Monitor print progress
  • Stream camera video
  • View multiple camera streams
  • Control temperatures and fans
  • View and search Gcode files
Features
Read full description

Kraken makes it easy to monitor, control and manage your 3D printers. Connect to any OctoPrint server on your local network or over the internet. Features: • Start, pause, resume or cancel your print • Monitor print progress • Stream camera video • View camera streams from all of your printers on one screen • Move, extrude, retract, set temperatures and control fans • View and search Gcode files on your OctoPrint server or its SD card • 3D Touch shortcuts • Add multiple printers

About

2FA Hub

Generate and transfer two-factor authentication (2FA) TOTP accounts to smartwatches. Once transferred, tokens can be generated directly from your watch, eliminating the need for your iPhone. Supports various smartwatch brands and offers secure account backups.

Highlights
  • 2FA TOTP account generation
  • Transfer 2FA accounts to smartwatches
  • Generate tokens directly from watch
  • Support for Apple, Fitbit, Samsung, WearOS watches
  • Local, iCloud, and Google Drive backups
  • Support for different crypto algorithms
  • Data protection via Key Chain API
Features
Read full description

2FA Hub is designed to create and transfer 2FA TOTP accounts to Apple, Fitbit, Samsung or WearOS smartwatches. After transition is completed, iPhone is no longer required to generate a token, since it could be taken directly from a targeted watch device. All recent Fitbit, Apple, many Samsung and WearOS smartwatches are supported. A free application will be required to connect to a Fitbit device or Samsung device. You can find all information about the application and Fitbit, Samsung or WearOS watches integration options in the wiki referenced by "Support URL" 2FA Hub can be also used as a generic 2FA token generator independently of your smartwatch devices. It includes useful features such as: 1. Account backups to local iPhone filesystem, iCloud or Google Drive storage. 2. Support for different crypto algorithms and for variable token lengths 3. Data protection utilizing Apple's Key Chain API and strong cryptographic algorithms on iPhone or iWatch devices Backup feature takes advantage of password based encryption, which makes backups portable between different platforms. Legacy backups created by another mobile application described in "Support URL" can be used by this app to import your existing legacy accounts from a different platform. More smartwatches will be supported by the app in the future, but we need you support and positive feedback to make it happen

Screenshots

Kraken for OctoPrint4 screens
2FA Hub4 screens

Verdict

The call

The clearest difference is review sentiment: 2FA Hub at 100% against Kraken for OctoPrint's 51%. 2FA Hub also leads on rating (5.0 vs 3.7) and in-app purchases (none vs 1). Kraken for OctoPrint's advantage is price (Free vs $3.99) and ratings volume (37 vs 1). On ads 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

Kraken for OctoPrint is free to download; 2FA Hub costs $3.99 up front. Kraken for OctoPrint sells 1 one-off in-app purchase. 2FA Hub asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

2FA Hub holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Kraken for OctoPrint has 37 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 51% of Kraken for OctoPrint's written reviews are positive against 100% of 2FA Hub's.

UpkeepUpdate frequency

Kraken for OctoPrint ships an update every 3 weeks, 2FA Hub weekly. The most recent releases landed on October 23, 2026 and October 10, 2026 respectively.

Scorecard9 real differences · 1 level
Kraken for OctoPrint versus 2FA Hub: the parameters behind the verdict, then further details
ParameterKraken for OctoPrint2FA Hub
PriceFree — better$3.99
Rating3.7 (37 ratings)5.0 (1 ratings) — better
Positive reviews51.4% of reviews100.0% of reviews — better
Number of ratings37 — better1
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhoneiPhone, iPad, iPod, Apple Watch — better
Requires iOS16.614.1 — better
Further details — not scored
Size11 MB36 MB
Age rating4+4+
DeveloperTapgodsOleg Gryb

Customer experience

Kraken for OctoPrint

All ratings37 ratings
Positive64.9%
Neutral10.8%
Negative24.3%
Written reviews35 reviews
Positive51.4%
Neutral22.9%
Negative25.7%

2FA Hub

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Kraken for OctoPrint

One-time1
  • Kraken Pro$5.99
None

2FA Hub

No in-app purchases

Questions

Is Kraken for OctoPrint free?
Kraken for OctoPrint is free to download, with in-app purchases available.
Is 2FA Hub free?
2FA Hub costs $3.99, with no in-app purchases.
Which has better reviews, Kraken for OctoPrint or 2FA Hub?
2FA Hub is rated higher. Kraken for OctoPrint averages 3.7 out of 5 from 37 ratings, while 2FA Hub averages 5.0 from 1 ratings.
Do Kraken for OctoPrint or 2FA Hub have ads?
Neither Kraken for OctoPrint nor 2FA Hub shows ads.
Which is updated more often, Kraken for OctoPrint or 2FA Hub?
Kraken for OctoPrint ships an update every 3 weeks, and 2FA Hub weekly. Most recently, Kraken for OctoPrint was updated on October 23, 2026 and 2FA Hub on October 10, 2026.

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