Sirens and Horns + vs Grumpy Old Tech Robot Control
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sirens and Horns +
Access a collection of loud, fun sound effects like sirens and horns. Use these sounds for pranks, to annoy friends, or set them as custom ringtones, notifications, or alarms. The app offers high-quality audio and is easy to navigate.
- Loud sound effects
- Prank sounds
- Custom ringtones
- Notification sounds
- Alarm sounds
- High quality audio
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Sirens and Horns features free fun loud sound effects at the press of a button. Annoy your friends or play pranks with these loud siren sounds. Sirens and horns includes emergency sounds, police sirens, burglar alarms, ship horns, truck horns and more. Sounds can be saved as a ringtone, notification or alarm sound or to a person calling. - high quality loud sounds - easy to use - updated
Grumpy Old Tech Robot Control
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This App is used to control the Grumpy Old Tech Self Balancing Robot. Check out Grumpy's website for instructions on how to build the robot and view his YouTube videos for an explanation of how it all works. If you have any questions leave a comment on how Facebook or Youtube channel. Good luck with your build!!!
Screenshots
Verdict
The clearest difference is ads: Grumpy Old Tech Robot Control at none against Sirens and Horns +'s shown. Grumpy Old Tech Robot Control also leads on iOS requirement (10.3 vs 12.0). On price, update cadence, 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.
Sirens and Horns + ships an update every 18 months, Grumpy Old Tech Robot Control every 9 months. The most recent releases landed on June 3, 2026 and September 10, 2026 respectively.
| Parameter | Sirens and Horns + | Grumpy Old Tech Robot Control |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (70 ratings) — better | — |
| Positive reviews | 62.5% of reviews | — |
| Number of ratings | 70 — better | — |
| Update frequency | Every 18 months | Every 9 months — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 10.3 — better |
| Further details — not scored | ||
| Size | 27 MB | 14 MB |
| Age rating | 12+ | 4+ |
| Developer | Jason Torres | Inzant Australia PTY LTD |
In-app purchases
Sirens and Horns +
No in-app purchases
Grumpy Old Tech Robot Control
No in-app purchases
Questions
Is Sirens and Horns + free?
Is Grumpy Old Tech Robot Control free?
Do Sirens and Horns + or Grumpy Old Tech Robot Control have ads?
Which is updated more often, Sirens and Horns + or Grumpy Old Tech Robot Control?
Other comparisons
