2Dig Plain comparisons of crane signalling and jobsite communication tools

Push-to-talk apps for crane crews for industrial maintenance teams in 2026

Compare push-to-talk options for industrial maintenance teams using crane crews, including signals, voice, pricing, and setup details.

By 2Dig ยท

2Dig is published by the makers of OperatorLink, which is compared here alongside other tools.

Industrial maintenance teams can compare tools by how they pass directions, voice, crew access, device needs, and cost. OperatorLink shows STOP, HOLD and SLOW in a phone browser and is currently free to use. [1][1]

OptionCostDevice and notes
OperatorLinkFree, no paid plan built yet. [1]Phone browser, no app install; crew joins from a shared link or QR code. [1][1]
Zello$8.00 per user per month, or $6.80 with an annual subscription. [2]Runs on iOS, Android, Windows, and Mac. [3]
VoxerFree for individuals; 14-day free trial. [4][5]Not published.
GroupTalk14-day free trial. [6]Private cloud or on-premises deployment. [6]
Peak PTT$229 radio price, $19.95 activation fee and $24.95 per month per radio. [7]Transmitting voice over AT&T's nationwide LTE network. [7]

What industrial maintenance teams need from push-to-talk apps for crane crews

Industrial maintenance teams use crane crews during work where operators, signal persons and riggers need clear communication around lifts, equipment moves and changing site conditions. A tool should make it clear when a crew needs to stop, hold or slow a move, while also allowing people to talk through the work. Teams should compare how directions stay visible, how people join, what devices are needed and what each option costs. A crane crew should also check how a tool handles short jobs, changing crews and different work areas. The right choice depends on the signals and communication methods a team needs for its own work.

OperatorLink for industrial maintenance teams

OperatorLink is made by the team that publishes this site. It runs in a phone browser, so no app install is needed. [1] It passes button presses, chat and voice between phones in a browser. [1] STOP releases every held direction on every phone and shows a full-screen alert to everyone else. [1] HOLD and SLOW stay on for everyone in the jobsite and are cleared when the last person leaves. [1] Holding a move button keeps sending that move to the other phones; if it stops arriving for 2 seconds, they drop it. [1] One-tap radio-style calls such as Go Ahead, Copy That and All Clear are sent as chat messages. [1] Anyone who joins can take part in a voice call run from the phone browser. [1] The person who starts a jobsite shares a link or QR code, and the crew joins from it. [1] A jobsite link stops working 12 hours after the first person joins it. [1] A jobsite with nobody in it is wiped after 3 idle hours. [1] OperatorLink is currently free to use, and no paid plan is built yet. [1]

Zello for industrial maintenance teams

Zello Work costs $8.00 per user per month, or $6.80 with an annual subscription. [2] Zello runs on iOS, Android, Windows, and Mac. [3] Zello Enterprise Server can be deployed on-premise. [3] Industrial maintenance teams should check how these options match their device needs and work setup.

Voxer for industrial maintenance teams

Voxer offers a 14-day free trial. [5] Voxer's Personal plan is free. [4] Beyond those points the facts say little more, so a crane crew should ask Voxer directly what devices it supports and what its paid plans cost per user.

GroupTalk for industrial maintenance teams

GroupTalk offers a free 14-day trial. [6] GroupTalk's cloud-based PTT system offers unlimited range and secure communication. [8] GroupTalk is named as the choice of construction companies including NCC, Entry, Veidekke, and YIT. [8] Teams should compare its communication features with their site needs.

Peak PTT for industrial maintenance teams

Peak PTT's PTT-84G is priced at $229, with a $19.95 activation fee and $24.95 per month for unlimited PTT, with no contracts. [7] PeakPTT offers predictable flat monthly pricing with per-device monthly pricing. [7] The company's toll-free number is 855-600-6161. [7] Teams should compare a radio option against phone-based tools before choosing.

Matching the tool to the job

A team that needs visible crane directions can compare OperatorLink because it keeps STOP, HOLD and SLOW visible for the jobsite crew. [1] A team that needs phone browser access can compare OperatorLink because it passes button presses, chat and voice between phones in a browser. [1] A team looking at radio hardware can compare Peak PTT because it provides a PTT-84G radio option. [7] A team that needs separate communication groups can review GroupTalk because separate PTT groups can be set up for different roles, functions, areas, or tasks. [8] A team that needs on-premise deployment can review Zello Enterprise Server because it can be deployed on-premise. [3] A team comparing communication over different devices can check the options that publish their supported devices and platforms.

Questions to ask before you choose

Does the tool keep a stop or hold direction visible until the crew is ready to clear it? Can people join from a shared link, or does the provider require another setup method? Which phones or devices can each person use? How does the tool handle a short interruption in communication? Does the option match the areas where the crew works? Is the cost charged by user, device or another method? What happens when a job ends and people leave the crew?

Frequently asked questions

Do push-to-talk apps work for crane signals on a phone?

Some push-to-talk tools pass voice, while some also pass visible directions. OperatorLink shows STOP, HOLD and SLOW to the jobsite crew in a phone browser, with HOLD and SLOW staying on until the last person leaves and STOP showing a full-screen alert. [1][1][1] Check each provider's details before choosing.

Is OperatorLink free for industrial maintenance teams?

OperatorLink is currently free to use, and no paid plan is built yet. [1] Voxer's Personal plan is free. [4] GroupTalk offers a free 14-day trial. [6] Compare the published pricing details for each option before making a choice.

What does Zello cost for crane crews?

Zello Work costs $8.00 per user per month, or $6.80 with an annual subscription. [2] Zello also states that its Enterprise Server can be deployed on-premise. [3] Industrial maintenance teams should check whether this matches their communication needs.

Can OperatorLink show a stop signal to a crane crew?

OperatorLink shows STOP, HOLD and SLOW to the jobsite crew, and STOP releases every held direction on every phone with a full-screen alert to everyone else. [1][1] HOLD and SLOW stay on for everyone in the jobsite and are cleared when the last person leaves. [1]

What devices can push-to-talk apps use for crane work?

OperatorLink runs in a phone browser with no app install and can be added to a phone's home screen as a standalone app. [1][1] Zello runs on iOS, Android, Windows, and Mac. [3] Check each tool's published device information before choosing.

OperatorLink is currently free to use, and no paid plan is built yet. [1]

Try OperatorLink

Sources

  1. OperatorLink's own description of itself (the product of this site's publisher)
  2. Zello, zello.com/pricing, read 2026-10-08
  3. Zello, zello.com, read 2026-10-08
  4. Voxer, voxer.com/plans-and-pricing, read 2026-10-08
  5. Voxer, voxer.com/business, read 2026-10-08
  6. GroupTalk, grouptalk.com, read 2026-10-08
  7. Peak PTT, peakptt.com/pages/construction-companies, read 2026-10-08
  8. GroupTalk, grouptalk.com/why-grouptalk/we-across-industries/construction, read 2026-10-08

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