Nitro Swim vs Willo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nitro Swim
Track your swimmer's progress, view class schedules, and register for swimming lessons. Receive push notifications to stay updated on class availability and your child's development. Experience a unique approach to learning to swim.
- View class schedules
- Check swimmer progress
- Register for classes
- Push notifications
- Class availability updates
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Others “do” lessons…We TEACH Swimming! Using the Nitro Swim School App, you’ll be able to view class schedules and availability, check up on your swimmer’s progress, even register for classes. Don’t miss a thing – subscribe for push notifications and stay in the loop. The best learn to swim program in the Austin area continues to get better. Our mission is simple: Visible Improvement. Delivered with Passion and Joy. Every Day. Come experience the Nitro Difference today!
Willo
This app helps make brushing teeth fun for children with interactive timers and achievement levels. Parents can monitor brushing habits and set up reward systems for their kids to encourage consistent oral hygiene.
- Fun brushing timers
- Achievement levels
- Track brushing habits
- Add rewards for kids
- Encourage oral hygiene
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Make brushing the easiest part of their day! Pair your Willo brush to the app to unlock fun brushing timers and reach new achievement levels the more you brush. For parents, easily track brushing habits and add rewards for your kids to earn when they brush. Willo - Brush healthy. Brush happy.
Screenshots
Verdict
The clearest difference is review sentiment: Nitro Swim at 100% against Willo's 33%. Nitro Swim also leads on rating (5.0 vs 3.4) and iOS requirement (15.1 vs 17). On price, ratings volume, update cadence and ads 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.
Nitro Swim holds the better App Store score, 5.0 against 3.4. Both are backed by a comparable volume of ratings — 5 and 10 respectively. Written reviews point the same way: 100% of Nitro Swim's written reviews are positive against 33% of Willo's.
Nitro Swim ships an update every 5 weeks, Willo every 3 weeks. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.
| Parameter | Nitro Swim | Willo |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | 3.4 (10 ratings) |
| Positive reviews | 100.0% of reviews — better | 33.3% of reviews |
| Number of ratings | 5 | 10 — better |
| Update frequency | Every 5 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 17 |
| Further details — not scored | ||
| Size | 58 MB | 190 MB |
| Age rating | 4+ | 4+ |
| Developer | Nitro Swimming Bee Cave, LLC | Willo 32, INC |
Customer experience
Nitro Swim
Willo
In-app purchases
Nitro Swim
No in-app purchases
Willo
No in-app purchases
