Engineered Per4mance vs UnwindIowa
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Engineered Per4mance
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For members of Engineered Per4mance to reserve their place in a class, sign up for gym events, and general account management like updating headshots and credit card on file.
UnwindIowa
Easily book fitness classes and manage your membership from your device. Make reservations, join waitlists, and check your profile and status anytime, anywhere.
- Book classes easily
- Manage fitness experience
- Make reservations
- Join waitlists
- Check profile and membership status
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Download the UnwindIowa app to easily book classes and manage your fitness experience - anytime, anywhere. Make a reservation, get added to a wait list, check your profile and membership status, and more – all from your device. Visit https://www.unwindiowa.com/ to learn more.
Screenshots
Verdict
The clearest difference is ads: UnwindIowa at none against Engineered Per4mance's shown. UnwindIowa also leads on update cadence (every 7 months vs every 46 months). On price, in-app purchases, device support and iOS requirement 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Engineered Per4mance ships an update every 46 months, UnwindIowa every 7 months. Both last shipped on October 20, 2026.
| Parameter | Engineered Per4mance | UnwindIowa |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 46 months | Every 7 months — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15 — better | 15.6 |
| Further details — not scored | ||
| Size | 91 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Engineered Performance | Unwind Inc. |
In-app purchases
Engineered Per4mance
No in-app purchases
UnwindIowa
No in-app purchases
Questions
Is Engineered Per4mance free?
Is UnwindIowa free?
Do Engineered Per4mance or UnwindIowa have ads?
Which is updated more often, Engineered Per4mance or UnwindIowa?
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