OCR Buddy vs NinjaButton
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OCR Buddy
This app helps obstacle course racers find and plan their race calendar. It features a comprehensive database of events from major international brands to local races, providing direct links for participation.
- Obstacle course race database
- Event planning calendar
- International and local race listings
- Direct event registration links
- Growing event information
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OCR Buddy is the first mobile calendar application designed for obstacle course racers. OCR Buddy's extensive and ever-growing database lists events from international race brands to the local obstacle races right in your backyard. OCR Buddy provides you with all the information you need to plan and build your race calendar while providing you the direct link to any event you are interested in or want to participate in.
NinjaButton
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NinjaButton is a wireless button for timing sports activities with your smartphone. Place NinjaButtons at the start, finish, or other points on your course, and simply press a button to control the stopwatch on your smartphone. You can register up to three NinjaButtons with the app. ■ Registering a NinjaButton 1. Open the app and tap the gear icon in the upper-right corner to open Settings. 2. Tap “QR CODE” and scan the QR code on your NinjaButton. 3. Confirm that the Button ID appears, then tap “APPLY.” 4. When “READY” appears on the main screen, you’re ready to start timing. You can also register a NinjaButton by entering its Button ID manually. ■ Timing 1. Make sure “READY” is displayed on the main screen. 2. Press a registered NinjaButton to start the timer. 3. Press a NinjaButton again to stop the timer and display the result. 4. Tap “RESET” to clear the result and get ready for the next measurement. If multiple NinjaButtons are registered, you can control the stopwatch from any of them. ■ Main Features ・Wireless timing with NinjaButton ・Register up to three NinjaButtons ・Easy Button ID registration by QR code ・Manual Button ID entry ・Time display to 1/100 of a second ※A NinjaButton device, sold separately, is required for wireless timing with this app.
Screenshots
Verdict
The clearest difference is iOS requirement: OCR Buddy at 13.0 against NinjaButton's 15.5. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | OCR Buddy | NinjaButton |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (36 ratings) — better | — |
| Positive reviews | 97.3% of reviews | — |
| Number of ratings | 36 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 11 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Russ Blatt | CONCEPT PROTO Inc. |
In-app purchases
OCR Buddy
No in-app purchases
NinjaButton
No in-app purchases








