Comparison

Integral function vs Thunder Clan

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

Head to head

About

Integral function

Read full description

Manage bookings for workouts and procedures of the "Integral function" club easily and quickly!

About

Thunder Clan

Features

Read full description

Registration in the club, viewing the schedule and season tickets, signing up for training.

Screenshots

Integral function4 screens

Thunder Clan3 screens

Verdict

The call

The clearest difference is iOS requirement: Integral function at 13.0 against Thunder Clan's 15.6. 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.

UpkeepUpdate frequency

Integral function ships an update every 4 months, Thunder Clan every 8 months. The most recent releases landed on September 8, 2026 and September 23, 2026 respectively.

Scorecard1 real difference · 5 level

Integral function versus Thunder Clan: the parameters behind the verdict, then further details
Parameter	Integral function	Thunder Clan
Price	Free	Free
Update frequency	Every 4 months — better	Every 8 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	13.0 — better	15.6
Further details — not scored
Size	29 MB	63 MB
Age rating	12+	4+
Developer	ANDRII NAIDONOV	Artem Sunduchkov

In-app purchases

None

Integral function

No in-app purchases

None

Thunder Clan

No in-app purchases

Questions

Is Integral function free?

Integral function is free to download, with no in-app purchases.

Is Thunder Clan free?

Thunder Clan is free to download, with no in-app purchases.

Do Integral function or Thunder Clan have ads?

Neither Integral function nor Thunder Clan shows ads.

Which is updated more often, Integral function or Thunder Clan?

Integral function ships an update every 4 months, and Thunder Clan every 8 months. Most recently, Integral function was updated on September 8, 2026 and Thunder Clan on September 23, 2026.