Comparison

Principle Guy vs ErgoGym

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

Head to head

About

Principle Guy

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Osobný tréner v tvojom mobile.

About

ErgoGym

Features

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Vitajte v našej inovatívnej mobilnej aplikácii, ktorá vám umožní ešte pohodlnejšie a efektívnejšie využívať všetky výhody nášho fitness centra. S touto aplikáciou môžete jednoducho a rýchlo nakupovať permanentky priamo z pohodlia vášho smartfónu. Či ste doma, v práci alebo na cestách, stačí niekoľko dotykov a máte svoju permanentku k dispozícii kedykoľvek a kdekoľvek.

Screenshots

Principle Guy4 screens

ErgoGym4 screens

Verdict

The call

The clearest difference is update cadence: Principle Guy at every 2 days against ErgoGym's every 3 weeks. 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

Principle Guy ships an update every 2 days, ErgoGym every 3 weeks. The most recent releases landed on October 14, 2026 and October 20, 2026 respectively.

Scorecard1 real difference · 5 level

Principle Guy versus ErgoGym: the parameters behind the verdict, then further details
Parameter	Principle Guy	ErgoGym
Price	Free	Free
Update frequency	Every 2 days — better	Every 3 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	15.5	14.0 — better
Further details — not scored
Size	88 MB	110 MB
Age rating	4+	4+
Developer	ERIK GARAJ	OnGym s.r.o.

In-app purchases

None

Principle Guy

No in-app purchases

None

ErgoGym

No in-app purchases

Questions

Is Principle Guy free?

Principle Guy is free to download, with no in-app purchases.

Is ErgoGym free?

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

Do Principle Guy or ErgoGym have ads?

Neither Principle Guy nor ErgoGym shows ads.

Which is updated more often, Principle Guy or ErgoGym?

Principle Guy ships an update every 2 days, and ErgoGym every 3 weeks. Most recently, Principle Guy was updated on October 14, 2026 and ErgoGym on October 20, 2026.