NAIC Codes vs Klein Borescope ET21
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NAIC Codes
Access and search North American Industry Classification (NAIC) codes quickly. Browse by category or enter numeric codes and titles to find specific industry information. Save your favorite codes and share them via email.
- Search by numeric codes
- Search by title
- Browse by category
- Drill down for specific codes
- Bookmark favorites
- Email listings
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NAIC Codes is a quick and easy reference tool for searching and browsing North American Industry Classification (NAIC) codes. • Search by 2-6 digit numeric industry codes and/or title. • Browse by category and drill down for specific industry code. • Bookmark favorites. • Email selected listings.
Klein Borescope ET21
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The WiFi Borescope provides construction workers picture and video capture of worksite progress and details
Screenshots
Verdict
The clearest difference is update cadence: Klein Borescope ET21 at every 2 months against NAIC Codes's every 16 months. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
NAIC Codes ships an update every 16 months, Klein Borescope ET21 every 2 months. The most recent releases landed on June 24, 2026 and September 27, 2026 respectively.
| Parameter | NAIC Codes | Klein Borescope ET21 |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 16 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.1 — better | 12.0 |
| Further details — not scored | ||
| Size | 18 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | visual soft, inc | Klein Tools |
In-app purchases
NAIC Codes
No in-app purchases
Klein Borescope ET21
No in-app purchases
Questions
Is NAIC Codes free?
Is Klein Borescope ET21 free?
Do NAIC Codes or Klein Borescope ET21 have ads?
Which is updated more often, NAIC Codes or Klein Borescope ET21?
Other comparisons
