Echo54 vs DMARC Checker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Echo54
Read full descriptionHide full description
Echo54 specializes in plug-and-play ground vibration and lidar sensors for any physical security environment, focusing on resiliency, privacy, and mobility. Get integrated, accurate, persistent perimeter awareness for any physical security environment, platform, or operating system, to protect personnel and infrastructure from a rapidly evolving set of threats.
DMARC Checker
Read full descriptionHide full description
DMARC Checker is a security tool that allows you to easily check the email authentication settings of your domain. Main Features •Instant DMARC record check •Display of SPF and DKIM alignment status •Detailed analysis of policy settings •Verification of report destinations •Results displayed clearly in English Recommended For •Corporate staff who want to strengthen email security •Domain administrators •Those who want to implement anti-spoofing measures •Those considering phishing countermeasures How to Use 1.Enter your domain name 2.Tap “Check” 3.Review the results DMARC authenticates the sender of emails and is an essential technology for preventing spoofing and phishing. With this app, you can easily check your domain’s settings and improve your email security. With its simple and user-friendly interface, it can be used easily even without technical knowledge.
Screenshots
Verdict
The clearest difference is ads: Echo54 at none against DMARC Checker's shown. DMARC Checker's advantage is update cadence (every 2 days vs every 3 weeks). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Echo54 ships an update every 3 weeks, DMARC Checker every 2 days. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.
| Parameter | Echo54 | DMARC Checker |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | PERIMETER AI INC. | Freex Ltd. |
In-app purchases
Echo54
No in-app purchases
DMARC Checker
No in-app purchases









