LogCheck vs SIGNL4
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LogCheck
Streamline routine maintenance, inspections, and meter readings with digital logs. Automate reminders, track trends, and report field activities seamlessly, eliminating paper forms. Access data from any iOS device or web browser for better decision-making.
- Digital log sheets
- Automated reminders and alerts
- Trend analysis
- Offline functionality
- Photo evidence
- Time-stamped records
- Customizable tasks
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LogCheck is the easiest way to stay on top of routine maintenance tasks, inspections, and meter readings. Streamline your rounds process, and never have to fill out a paper log sheet again. Automatically receive reminders and alerts, run trends, and seamlessly report your field activities to the back office. BETTER RECORD-KEEPING WITH LESS PAPERWORK • Keep track of any routine task • Customize everything • Save time and reduce reporting errors • Works even when you don’t have internet connection IMPROVE ACCOUNTABILITY AND COMMUNICATION • Every record is time-stamped; know who did what, when • Use photos to provide context and add detail • Easily review staff’s field notes at any time • Receive automatic alerts and email summary reports GAIN INSIGHT, EVEN WHEN YOU’RE OFF-SITE • Access all your data from any iOS device or web browser • Simple layout makes it easy to see that your assets are being covered • Faster, better information helps you make smarter decisions HELP YOUR STAFF SUCCEED • Reduce time training new staff with well-defined daily, weekly, monthly tasks • Customizable instructions in your crew’s hands empowers them to be more self-sufficient • Easily update and enforce standard procedures across your whole portfolio
SIGNL4
This app provides instant mobile alerting for critical incidents across various sectors like worker safety, IT operations, and disaster response. It ensures timely notification and response for teams through persistent alerts, acknowledgements, tracking, and escalations.
- Instant mobile alerting
- Persistent notifications (push, SMS, voice)
- Acknowledgement and tracking
- Automated escalations
- On-call duty and shift management
- Integrations with IT/IoT systems
- Audit trails and reporting
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In case of critical incidents in areas like workers safety, 24/7 IT operations, manufacturing continuity or disaster response, SIGNL4 is your tool for instant mobile alerting. It is designed to effectively alert and notify incident response teams like firefighters, emergency teams, IT Ops or Security Ops staff, field service technicians and maintenance engineers. SIGNL4 adds critical mobile alerting to your services and systems in no time. It bridges the ‘last mile’ from IT and IoT systems, machines and sensors to engineers, IT staff and workers ‘in the field’ and accelerates response up to 10x. SIGNL4 notifies staff on duty through targeted and persistent mobile push, text messages and voice calls with acknowledgement, tracking and escalation. It provides for convenient on-call duty and shift scheduling to reliably delivers the right information to the right people at the right time – anywhere. SIGNL4 enables mission-critical systems in IT, IoT, on the shop floor and in hundred other areas to automatically notify the right people when response time matters. SIGNL4 provides simple and convenient interfaces like email and webhooks to quickly connect systems like IT monitoring, IT service management, IoT devices, SCADA systems, security cameras and more. We have verified 150+ integrations with 3rd party tools. SIGNL4 enables to: * Reliably and persistently dispatch critical alerts and work items to field staff, maintenance engineers and mobile workforce * Automate alerting/escalation processes by linking machines, IT or any other critical infrastructure application to the right person at the right time * Accelerate and ensure response by providing persistent notifications, response tracking and escalations * Manage timely availability of operations teams (on-call duties, shifts) to route alerts automatically * Link any system directly to staff in charge. Consolidate events and alerts from multiple sources. Create a single pane of glass for critical information SIGNL4 provides: * A new visual experience for critical alerts * Persistent and trackable alert notifications by mobile push, voice calls and text * Automated escalations based on target response times * Scheduled and ad-hoc on-call duty and shift management * Shared annotations to alerts and audit trails * Raising of alerts from the mobile app * Integrated mobile chat * Alert notifications to your entire team or team members on duty * Custom sounds for your critical alerts * One-touch connect with your team members * Monitors, tracks and reports your hours spend on duty (CSV download) * Complete audit trails of all notifications and response (CSV download) * Comprehensive API for 3rd party integrations How can you trigger alerts and notifications? * Send an email or call our webhook (REST API) * From IT Monitoring systems like PRTG, Zabbix, CheckMK, SCOM, Solarwinds, Dynatrace, Datadog, Grafana, Icinga, Nagios, BMC, Netapp, New Relic, Splunk * From ITSM systems like ConnectWise, ServiceNow, Freshdesk, Freshservice, SMAX, Topdesk, Remedy * From IT Security systems like Azure Sentinel, Azure Security, Sophos * From automation platforms like Zapier, Microsoft PowerAutomate, Node-Red, UIPath * From IoT and OT like Wonderware, Siemens, zenon, IXON, Telekom IoT Service Button and many other SCADA and MES * From any systems capable of sending email or calling a webhook * Using Amazon Alexa (voice recognition) * In-app 1-click alert trigger with automated geo-location * Use your web browser to send alerts to your team Note: You need a SIGNL4 account to use this app and some features depend on your SIGNL4 plan.
Screenshots
Verdict
The clearest difference is rating: SIGNL4 at 4.5 against LogCheck's 2.0. SIGNL4 also leads on review sentiment (71% vs 36%) and ratings volume (174 vs 12). LogCheck's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and monetization model 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.
SIGNL4 holds the better App Store score, 4.5 against 2.0. That said, the two scores are not equally well evidenced: SIGNL4 has 174 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 36% of LogCheck's written reviews are positive against 71% of SIGNL4's.
LogCheck ships an update every 2 months, SIGNL4 every 3 weeks. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.
| Parameter | LogCheck | SIGNL4 |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (12 ratings) | 4.5 (174 ratings) — better |
| Positive reviews | 36.4% of reviews | 71.4% of reviews — better |
| Number of ratings | 12 | 174 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 13 MB | 64 MB |
| Age rating | 4+ | 4+ |
| Developer | Building Engines | Derdack GmbH |
Customer experience
LogCheck
SIGNL4
In-app purchases
LogCheck
No in-app purchases
SIGNL4
No in-app purchases









