SFST Field Notepad vs Evidex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SFST Field Notepad
This app provides a digital notepad for law enforcement to conduct Standardized Field Sobriety Tests. It allows for quick note-taking, saving, and PDF generation with timestamps for easy record-keeping and sharing.
- Standardized Field Sobriety Testing notes
- Subject name entry
- Switch flipping for test status
- Timestamped PDF generation
- Save and send PDF reports
- Digital alternative to paper notepads
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Standardized Field Sobriety Testing Field Notepad with Timer. Simple and fast note taking for doing (SFST) Standardized Field Sobriety Testing. Just fill out the Subjects name, flip the switches, add your notes, then click Save. From there, you can created a PDF with a timestamp for when the Send button was pressed. Then save or send the PDF as you see fit. This App is geared towards any Police Officer who would like an easy way to keep their SFST Notes at arms reach. No paper notepads to write in, just your phone you carry on you everyday on the job.
Evidex
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Provide police officers with standardized tooling so you can collect accurate data and discover strategic insights. The solution has been developed with law enforcement for law enforcement to make impairment reporting easier and more insightful for officers. Officers conduct the impairment protocol of their choice using the smart phone app. Officers access their cases via a web portal to review and complete a pre-populated report. Decision makers access a dashboard to profile statistics within a jurisdiction Our solution: - is easy to use - provides accurate, consistent data - shows hard evidence - allows individual data tracking - enables platoon and district reporting Contact us to get information on next steps so you can start collecting accurate and insightful data: https://www.standardfield.co
Screenshots
Verdict
The clearest difference is price: Evidex at Free against SFST Field Notepad's $0.99. Evidex also leads on update cadence (every 5 days vs every 2 months). SFST Field Notepad's advantage is chart position (#200 vs unranked). On ads, in-app purchases, device support and iOS requirement 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
Evidex is free to download; SFST Field Notepad costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
SFST Field Notepad ships an update every 2 months, Evidex every 5 days. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.
| Parameter | SFST Field Notepad | Evidex |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 3.8 (5 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Best chart rank | #200 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 20 MB | 42 MB |
| Age rating | 4+ | 17+ |
| Developer | Jason Tyre | Standard Field Systems Inc |
In-app purchases
SFST Field Notepad
No in-app purchases
Evidex
No in-app purchases
Questions
Is SFST Field Notepad free?
Is Evidex free?
Do SFST Field Notepad or Evidex have ads?
Which is updated more often, SFST Field Notepad or Evidex?
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