Comparison

Frisk3 Trening vs Boost System

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

Head to head

App for gym members

About

Frisk3 Trening

Features

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Easily book a spot on one of Frisk3's group sessions with this app. You can: - Book a spot on a group session - Cancel bookings - Enter wait lists - See your bookings - Add bookings to your calendar Simply log in with the same phone number used in online booking on our web page.

About

Boost System

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Boost is an app for members in gyms connected to BoostSystem. In this app you can book classes, open the front door, and see all information linked to your gym membership. You can access: - Door opener. No more access cards. Open the door directly from the app. - My profile. A history of all your payments, bookings, and visits. - Booking. Book your future classes in the app. - Center information. Get an overview of when the center is crowded and when there is plenty of space. Contact information.

Screenshots

Frisk3 Trening4 screens

Boost System4 screens

Verdict

The call

The clearest difference is update cadence: Frisk3 Trening at every 3 weeks against Boost System's every 2 months. On price, ads, in-app purchases 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

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

UpkeepUpdate frequency

Frisk3 Trening ships an update every 3 weeks, Boost System every 2 months. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

Scorecard1 real difference · 5 level

Frisk3 Trening versus Boost System: the parameters behind the verdict, then further details
Parameter	Frisk3 Trening	Boost System
Price	Free	Free
Update frequency	Every 3 weeks — better	Every 2 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.6	15.0 — better
Further details — not scored
Size	91 MB	24 MB
Age rating	4+	4+
Developer	Frisk3 Mosj�en AS	Cerum AS

In-app purchases

None

Frisk3 Trening

No in-app purchases

None

Boost System

No in-app purchases

Questions

Is Frisk3 Trening free?

Frisk3 Trening is free to download, with no in-app purchases.

Is Boost System free?

Boost System is free to download, with no in-app purchases.

Do Frisk3 Trening or Boost System have ads?

Neither Frisk3 Trening nor Boost System shows ads.

Which is updated more often, Frisk3 Trening or Boost System?

Frisk3 Trening ships an update every 3 weeks, and Boost System every 2 months. Most recently, Frisk3 Trening was updated on October 4, 2026 and Boost System on October 13, 2026.