IODA Optimist vs ROCKBROS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IODA Optimist
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Official mobile application of the IODA (International Optimist Dinghy Association) Championships. Live information on all races; constant results updates; daily news, images and videos of the regatta are some of the examples offered by this App to enable you to track down to the minute everything that is going on during every Optimist class major championship. Furthermore, if you wish so, you can receive alerts of any relevant information from any of the races or teams you wish to follow closely. With this App, live the major IODA Major Championships wherever you may be as you had never imagined! 3392
ROCKBROS
Connect your cycle computer and indoor trainers for comprehensive data analysis. This app offers professional insights and dedicated services for cycling enthusiasts to enhance their indoor training.
- Cycle computer connectivity
- Indoor trainer support
- Professional data analytics
- Dedicated indoor training services
- Seamless indoor training sessions
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ROCKBROS offers cycle computer connectivity and data analysis features, supporting connections to indoor cycling trainers for seamless indoor training sessions. It provides professional data analytics and dedicated indoor training services tailored for cycling enthusiasts.
Screenshots
Verdict
The clearest difference is iOS requirement: IODA Optimist at 11.0 against ROCKBROS's 13.0. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on December 14, 2025 and September 8, 2026 respectively.
| Parameter | IODA Optimist | ROCKBROS |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 67 MB | 118 MB |
| Age rating | 4+ | 4+ |
| Developer | Agencia Interactiva Balear S.L. | 义乌洛克体育用品有限公司 |
In-app purchases
IODA Optimist
No in-app purchases
ROCKBROS
No in-app purchases
