LETS Investigate vs Gismo FieldNotes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LETS Investigate
Securely capture and store investigative media like photos, videos, and audio. All evidence is encrypted, timestamped, signed, and audited on remote servers to ensure its integrity and prevent modification for legal cases.
- Secure media storage
- Encryption
- Timestamping
- Digital signing
- Audit trails
- Remote server storage
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Get your phone out of the chain of custody. If you’re using a work or personal phone for investigative work, it’s a legal liability. LETS Investigate stores and encrypts any photos, video or audio created within the app on secure remote servers. Evidence is timestamped, signed, and audited the moment it’s created on your device so you can be sure that it’s never modified and that you can produce the original file for your cases.
Gismo FieldNotes
Securely record incidents and scenes using voice commands. Search notes and photos by location, date, or keyword. Transfer media to reports without needing VPN or IT support.
- Voice command recording
- Secure note storage
- Search by location, date, keyword
- AI voice-to-text
- Transfer notes, photos, video to reports
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This app is recommended for law enforcement officers only. Officers can securely record incidents & scenes using voice commands and search notes with a click Notes are stored securely without using phone storage. Search notes & photos by location, date/time or keyword. Artificial intelligence makes notes with voice-to-text. Transfer notes, photos & video to reports. No VPN or IT required!
Screenshots
Verdict
The clearest difference is review sentiment: Gismo FieldNotes at 100% against LETS Investigate's 0%. Gismo FieldNotes also leads on rating (4.2 vs 2.6). LETS Investigate's advantage is iOS requirement (12.0 vs 15.0). On price, ratings volume, update cadence and ads 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.
Gismo FieldNotes holds the better App Store score, 4.2 against 2.6. Both are backed by a comparable volume of ratings — 7 and 10 respectively. Written reviews point the same way: 0% of LETS Investigate's written reviews are positive against 100% of Gismo FieldNotes's.
LETS Investigate ships an update every 2 months, Gismo FieldNotes every 3 months. Both last shipped on November 3, 2026.
| Parameter | LETS Investigate | Gismo FieldNotes |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (7 ratings) | 4.2 (10 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 7 | 10 — better |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 92 MB | 237 MB |
| Age rating | 4+ | 4+ |
| Developer | LETS - A Law Enforcement Technologies Corporation | 365Labs |
Customer experience
LETS Investigate
Gismo FieldNotes
In-app purchases
LETS Investigate
No in-app purchases
Gismo FieldNotes
No in-app purchases
Questions
Is LETS Investigate free?
Is Gismo FieldNotes free?
Which has better reviews, LETS Investigate or Gismo FieldNotes?
Do LETS Investigate or Gismo FieldNotes have ads?
Which is updated more often, LETS Investigate or Gismo FieldNotes?
Other comparisons
