Prison Putt vs National Notes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Prison Putt
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Keep track of your progress round our course with this interactive scorecard app.
National Notes
Explore augmented reality experiences tied to collectible notes from museums and attractions. Discover hidden security features like watermarks and microtext using your device.
- Augmented reality experiences
- Discover security features
- View serial numbers
- Identify watermarks
- Reveal microtext
- UV ink detection
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Look out for National Notes at museums and attractions EVERYWHERE! A unique AR experience for each National Note design. Look closely at your National Note and discover: · Unique serial numbers · Watermarks · Micro Texting · Holographic security features · Ultraviolet Inks (visible under an ultraviolet light source, such as a UV Torch) · Printed on security banknote paper · Shadow printing This app is completely free. No in app purchases necessary.
Screenshots
Verdict
The clearest difference is update cadence: National Notes at every 2 months against Prison Putt's every 12 months. Prison Putt's advantage is iOS requirement (12.0 vs 15.0). 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.
Prison Putt ships an update every 12 months, National Notes every 2 months. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.
| Parameter | Prison Putt | National Notes |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 12 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 69 MB | 308 MB |
| Age rating | 4+ | 4+ |
| Developer | Escape Kent Prison Island LTD | Holosphere |
In-app purchases
Prison Putt
No in-app purchases
National Notes
No in-app purchases
Questions
Is Prison Putt free?
Is National Notes free?
Do Prison Putt or National Notes have ads?
Which is updated more often, Prison Putt or National Notes?
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