Vaultt vs OnSiren
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Vaultt
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Stop applying. Start being found. Vaultt is your professional identity built on what you've actually done. Showcase your work, share what you're building, and see what others are creating. Every project you add makes your profile stronger - and puts you in front of employers who hire on evidence, not paper. No gatekeepers. No guesswork. Just proof of what you can do. The right opportunities find the right people - and your work makes sure that person is you. Your work speaks for itself.
OnSiren
This platform provides real-time shared awareness and threat intelligence for UK security officers. It briefs users on local events, allows for quick incident reporting, and offers push-to-talk communication with nearby colleagues. Membership requires a valid SIA license.
- Real-time threat intelligence briefings
- Quick incident reporting with location
- Push-to-talk communication
- Shared awareness network for security officers
- AI-powered local event updates
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OnSiren is a real-time shared awareness and threat intelligence platform for the UK's SIA-licensed security officers. YOUR LOCAL THREAT INTELLIGENCE Alpha One, the AI in the system, briefs you on what's happening around you: what's changed, what to look out for. And it warns you the moment things change. REPORT IN SECONDS See something worth knowing? One press reports it to the officers around you, with the location. Everybody who needs to know, knows at once. A RADIO IN YOUR POCKET Push-to-talk with the officers nearby. Press and hold to speak. Hear what's said around you, live. BUILT FOR LICENSED PROFESSIONALS A network for security officers. You need a valid SIA licence to join. Privacy: onsiren.com/privacy ยท Terms: onsiren.com/terms What's New: Get briefed on what's happening around you. Report incidents in seconds. Push-to-talk with the officers nearby.
Screenshots
Verdict
The clearest difference is update cadence: OnSiren at weekly against Vaultt's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Vaultt ships an update fortnightly, OnSiren weekly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.
| Parameter | Vaultt | OnSiren |
|---|---|---|
| Price | Free | Free |
| Positive reviews | โ | 53.3% of reviews |
| Update frequency | Fortnightly | Weekly โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | โ | Free |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPad |
| Requires iOS | 15.6 โ better | 16.4 |
| Further details โ not scored | ||
| Size | 77 MB | 128 MB |
| Age rating | 4+ | 17+ |
| Developer | StudentVenture | OnSiren Limited |
In-app purchases
Vaultt
No in-app purchases
OnSiren
No in-app purchases









