Comparison

HUUM vs TheBioFlame_V2

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

Head to head
About

HUUM

Control your sauna remotely with this app. Schedule heating times and receive notifications when your sauna reaches the desired temperature, ensuring a perfectly heated experience upon arrival.

Highlights
  • Remote sauna heating
  • Scheduled heating times
  • Calendar bookings
  • Temperature notifications
  • Mobile control
Features
Read full description

Your sauna, ready when you are. The HUUM app puts full control of your sauna in your pocket. Heat it up on your way home, fine-tune the temperature from the bench, and keep an eye on every session wherever you are. WHAT YOU CAN DO • Start, stop, and adjust your sauna remotely • Set the exact target temperature and session duration • Schedule sessions by day, time, and temperature, including recurring bookings • Watch live status, current and target temperature, and heating progress • Manage multiple saunas from a single view • Track your sauna hours and browse your full session history • Get clear, real-time alerts for doors, connection, and safety BUILT FOR SAFETY Remote start is enabled only when your sauna's safety is confirmed through the UKU control panel, so you stay in control at all times. Works with HUUM saunas equipped with the UKU controller and a Wi-Fi connection. Less fiddling. More leil.

About

TheBioFlame_V2

Effortlessly manage your smart equipment remotely via an app or virtual assistant. Enjoy seamless control over your connected devices from anywhere.

Highlights
  • Remote equipment control
  • App-based management
  • Virtual assistant integration
  • Easy setup
  • Smart device compatibility
Features
Read full description

Controlling your SMART equipmentis easy and can be done from remote, app, or virtual assistant.

Screenshots

HUUM4 screens
TheBioFlame_V21 screens

Verdict

The call

The clearest difference is rating: HUUM at 2.4 against TheBioFlame_V2's 2.0. HUUM also leads on review sentiment (11% vs 0%) and ratings volume (28 vs 4). TheBioFlame_V2's advantage is iOS requirement (11.0 vs 16.4). On price, update cadence, 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

HUUM holds the better App Store score, 2.4 against 2.0. That said, the two scores are not equally well evidenced: HUUM has 28 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 11% of HUUM's written reviews are positive against 0% of TheBioFlame_V2's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 14, 2026 and October 5, 2026 respectively.

Scorecard4 real differences · 6 level
HUUM versus TheBioFlame_V2: the parameters behind the verdict, then further details
ParameterHUUMTheBioFlame_V2
PriceFreeFree
Rating2.4 (28 ratings) — better2.0 (4 ratings)
Positive reviews10.7% of reviews — better0.0% of reviews
Number of ratings28 — better4
Update frequencyEvery 3 monthsEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.411.0 — better
Further details — not scored
Size66 MB9 MB
Age rating17+17+
DeveloperHUUM军方 张

Customer experience

HUUM

All ratings28 ratings
Positive32.1%
Neutral7.1%
Negative60.7%
Written reviews206 reviews
Positive10.7%
Neutral4.4%
Negative85.0%

TheBioFlame_V2

All ratings4 ratings
Positive25.0%
Neutral0.0%
Negative75.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

HUUM

Reported bugs

21 issues
  • App randomly switches to Estonian/Finnish/Swedish
  • Temperature control stops working after updates
  • Scheduler/timer functionality broken
  • Remote start feature randomly disables
  • App won't open or becomes unresponsive
Show 16 more
  • Login loops and credential rejection
  • Door sensor falsely reports 'door open'
  • Sauna turns off mid-heating without reason
  • Light controls unresponsive or delayed
  • Calendar/scheduling closes app
  • Password reset emails don't work
  • App incompatible with latest iOS versions
  • Notifications not working on newer phones
  • Sauna ID retrieval issues
  • Temperature scroll functionality broken
  • Auto-start toggle disabled but still visible
  • Unexpected €420-500 charges during setup
  • App logs out on every action
  • Duplicate commands cause unexpected behavior
  • Modal pages get stuck and freeze app
  • Repeat scheduling function inaccurate

Requested features

12 requests
  • Apple Watch app support
  • Dynamic Island integration
  • Temperature reached notifications
  • Ability to cancel/edit bookings
  • Google Home/Alexa integration
Show 7 more
  • Better visual feedback for on/off status
  • In-app help documentation and instructions
  • Language selection button always visible
  • Advanced statistics and analytics
  • User community map feature
  • Persistent language preference storage
  • Confirmation dialogs for critical actions

TheBioFlame_V2

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

HUUM

No in-app purchases

None

TheBioFlame_V2

No in-app purchases

Questions

Is HUUM free?
HUUM is free to download, with no in-app purchases.
Is TheBioFlame_V2 free?
TheBioFlame_V2 is free to download, with no in-app purchases.
Which has better reviews, HUUM or TheBioFlame_V2?
HUUM is rated higher. HUUM averages 2.4 out of 5 from 28 ratings, while TheBioFlame_V2 averages 2.0 from 4 ratings.
Do HUUM or TheBioFlame_V2 have ads?
Neither HUUM nor TheBioFlame_V2 shows ads.
Which is updated more often, HUUM or TheBioFlame_V2?
HUUM ships an update every 3 months, and TheBioFlame_V2 every 3 months. Most recently, HUUM was updated on October 14, 2026 and TheBioFlame_V2 on October 5, 2026.

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