SAYF vs Nucleus MDIS
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
SAYF
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SAYF is a free, offline daily activity report (DAR) app built for security officers. Log the shift as it happens β guided, timestamped entries, photos included. When the shift ends, SAYF turns it into a clean, structured PDF and sends it straight to your supervisor or client, no extra steps. WHAT IT DOES β’ Guided, step-by-step shift setup β’ Timestamped log entries with optional photos β’ A live countdown clock so you always know how much of your shift is left β’ One-tap PDF export β officer, times, log, and photos, ready to send β’ Save recipients once, send in a tap β’ Works offline β except for when you send an email WHY IT'S FREE No account. No subscription. No cloud to bill you for. Reports, photos, and recipients are stored only on your device β SAYF never sees them. BUILT FOR THE JOB No fancy dashboards, no admin console, no per-seat pricing. Just a fast way to log a shift and produce a report someone can actually read. Available in English and Spanish.
Nucleus MDIS
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Nucleus MDIS by Southern Software gives authorized law enforcement, fire, and EMS personnel access to agency information and field workflows from an iPhone or iPad. Stay informed in the field β’ View active calls for service and incident details. β’ Review unit information and update your assigned unitβs status. β’ Use maps to view calls and available unit locations. β’ Search supported agency records and review authorized results. β’ Access agency-enabled alerts, BOLOs, security checks, and pre-plan information. Built for agency workflows Available features and information depend on your agencyβs configuration, licensing, and your assigned permissions. An authorized account with a participating agency is required; this app does not provide public access to law enforcement records. Location features require permission. When enabled and configured by your agency, background location supports unit-location updates while the app is not in the foreground.
Screenshots
Verdict
The clearest difference is device support: Nucleus MDIS at 3 against SAYF's 1. Nucleus MDIS also leads on iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | SAYF | Nucleus MDIS |
|---|---|---|
| Price | Free | Free |
| Update frequency | β | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad, iPod β better |
| Requires iOS | 18.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 2 MB | 74 MB |
| Age rating | 4+ | 4+ |
| Developer | GymBursement LLC | Southern Software, Inc. |
In-app purchases
SAYF
No in-app purchases
Nucleus MDIS
No in-app purchases








