Comparison

SentryGo vs PromptSentry

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SentryGo

This professional-grade app enables security teams to monitor and protect valuable art collections using AI-powered surveillance. It brings advanced security monitoring capabilities directly to mobile devices for museums and galleries.

Highlights
  • AI-powered surveillance
  • Real-time monitoring
  • Art collection protection
  • Mobile security system
  • Museum and gallery focus
Features
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SentryGo brings the power of Art Sentry’s advanced security monitoring system directly to your mobile device. Designed for museums and general surveillance environments, this professional-grade app enables security teams to monitor spaces, assets, and visitors with intelligent AI-powered oversight, helping ensure safety, prevent incidents, and respond quickly to potential threats.

About

PromptSentry

Features
Read full description

Detect hidden instructions in documents and images before they manipulate your AI tools. PromptSentry reviews business documents, PDFs, DOCX files, images and pasted text for prompt injection, jailbreak attempts, hidden text and encoded directions that could change how an AI assistant, agent or internal tool responds. Use PromptSentry before uploading or pasting outside content into AI. It helps you catch unsafe AI instructions in contracts, resumes, invoices, vendor files, support tickets, policies, client material, research and internal knowledge base content. Use PromptSentry for: - Business AI safety checks - Document review before using AI tools - Vendor and client document screening - Contract, invoice, resume and support ticket review - Data privacy workflows for sensitive content - Teams using AI assistants, agents, RAG systems and internal tools What you get: - Fast Safe, Suspicious or Dangerous result - Plain-language risk notes - Confidence and source context - Scan history for follow-up review - Adjustable sensitivity for your workflow - Private on-device scanning PromptSentry works as an AI scanner, file scanner and document review tool for professionals who need a simple AI security checkpoint between untrusted content and business AI workflows. Scan first, understand the risk, then decide whether to upload, edit or block the file. PromptSentry supports safer AI work without slowing down your team. PromptSentry is an assistive security tool. Detection is probabilistic and should be used as one layer of your review process.

Screenshots

SentryGo4 screens
PromptSentry4 screens

Verdict

The call

The clearest difference is in-app purchases: SentryGo at none against PromptSentry's 1. SentryGo also leads on iOS requirement (15.6 vs 26.4). PromptSentry's advantage is update cadence (every 5 days vs every 3 months). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PromptSentry sells 1 one-off in-app purchase. SentryGo asks for nothing beyond the download.

UpkeepUpdate frequency

SentryGo ships an update every 3 months, PromptSentry every 5 days. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

Scorecard3 real differences · 6 level
SentryGo versus PromptSentry: the parameters behind the verdict, then further details
ParameterSentryGoPromptSentry
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 3 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better26.4
Further details — not scored
Size13 MB378 MB
Age rating4+4+
DeveloperAcuity-vct, Inc.TOLGA BARIS KOC

In-app purchases

None

SentryGo

No in-app purchases

1 purchases

PromptSentry

One-time1
  • PromptSentry Ultra$8.99

Questions

Is SentryGo free?
SentryGo is free to download, with no in-app purchases.
Is PromptSentry free?
PromptSentry is free to download, with in-app purchases available.
Do SentryGo or PromptSentry have ads?
Neither SentryGo nor PromptSentry shows ads.
Which is updated more often, SentryGo or PromptSentry?
SentryGo ships an update every 3 months, and PromptSentry every 5 days. Most recently, SentryGo was updated on October 2, 2026 and PromptSentry on October 12, 2026.

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