World First Video Push-To-Talk Service, ProPTT2 ■ About ProPTT2ProPTT2 is a professional Push-To-Talk App with VIDEO PUSH-TO-TALK.You can talk to people with video / voice Push-To-Talk likewalkie-talkie. While driving, working on-site, or outdoorgatherings - ProPTT support live and immediate communication.ProPTT2 provides a real-time HD quality video sharing functionalong with voice Push-To-Talk. You can grasp the situationaccurately and provide prompt initial response. ■ ProPTT2 Features- 1:1 / Group / 1:N Video/Voice PTT - Real-time Video SharingPush-To-Talk - 1:1 / Group / 1:N Text Chat and transfer images -Share Push-To-Talk user's real-time location - View and replayPush-To-Talk History - Manage your Push-To-Talk channels andfriends List - Supports Push-To-Talk transmit when screen is off -Supports various Bluetooth devices(PTT button or speaker mic.) anddedicated PTT ear-set - Supports Android based PTT dedicateddevices - Supports Android Wear App - Supports Voice Push-To-Talkwith two-way radio (UHF/VHF/FRS) ( for Cloud service subscribers orServer Package customers, Need to purchase ProGate/ProGate Cabledevice) ■ Find ProPTT2 on YouTube! You can watch ProPTT2 demovideos, events and news. ■ How to Use (General Users) 1. Withoutsigning up : As a [GUEST], you can join to several DEMO channelsand experience ProPTT2's VIDEO/VOICE Push-To-Talk. 2. After Sign upand Log-in : A FREE private channel is offered for a [FREE member]and it's available to subscribe other member's channel. Add theother members as friends and you can invite friends to yourchannel. 3. Purchase Paid Pass: as a [PAID member] You can create anew channel (Up to 30) and available to invite a friend to 1:1conversation. ※ Details of paid pass 1 Day / 7 Days / 30 Days / 90Days / 180 Days / 360 Days and *Monthly (Auto-Renewal). ■ How toUse (large organizations / enterprise) 1. Register Cloud serviceSign up for a monthly plan and use ProPTT2 Cloud service withoutbuilding and managing new system. Enterprise customers' users candownload ProPTT2 app from Play Store and log-in with with the IDand password issued by the administrator. 2. Built-in ServerPackage By using ProPTT2 Server Package, it's possible to buildvideo IP-PTT system environment for large organizations/enterprisecustomers who want to build their own system. Users can downloadProPTT2 app from Play Store and log-in with with the ID andpassword issued by the administrator. 3. More about Registration /Purchase Please visit ProPTT2 website (www.proptt2.com) to findmore information about Cloud service and Server Package. ■ ProPTT2support Android 4.0(Ice Cream Sandwich) or above and Samsung GalaxyS3 or above, Galaxy Note 3 or above. Some low-spec devices may notbe supported. ■ Any questions about our app? Contact Us! Visit ourwebsite: www.proptt2.com and find out more information. if you haveany questions please contact us at [email protected]

WiFi walkie-talkie, WiFi intercom for home and office. Can workwithout Internet

Access EchoLink anywhere, anytime, from your Android phone ortablet!

Android PTT client for AllStarLink IAX nodes (IAXRPT)

HeyTell® is a cross-platform voice messenger& walkie talkie that allows you to instantly talk with friends& family who use Android, iOS, and Windows Phone 7 devices withthe press of a single button.* Voice messages are quicker than SMS—and free!* *Very* low data usage, no more than sending an email* Works on any Internet connection!* Superior audio quality: *twice* the frequency range of a cellphone call!* EXTRAS! Check out the Voice Changer or create 25-way chat withGroups! Extras make HeyTell ad-free!* Notifications alert whenever a message is received if you enablethe Background Service via Menu > Settings > BackgroundService✳ TIP: If you're on wifi & want to avoid late notifications, besure to set your Wifi Sleep Policy to Never: Menu >Settings >Wireless & Networks > Wi-Fi Settings > Menu > Advanced> Wi-Fi sleep policy > Never.* Quickly Friend/Unfriend/Block. Adding contacts as friends ensuresthat you can always quickly find them by tapping the To: field andtapping "Friends."* Choose from 3 different privacy levels to control how users cancontact you without an invite:✓ Low privacy: All Facebook friends can HeyTell you. Any of yourTwitter followers can HeyTell you. People who know your phonenumber or email address can HeyTell you.✓ Medium privacy: All Facebook friends can HeyTell you. All Twitterfriends can talk to you. Friends of your HeyTell friends who knowyour phone number or email address can HeyTell you.✓ High privacy: No one can contact you unless you contact themfirst or unless you accept their Twitter, Facebook, email, or SMSinvite.* Optionally, share your location with selected contacts while youtalk✳ TIP: To send your location information to a contact, you musthave the MAPS page open (tap TARGET button) when you send theHeyTell message. For privacy reasons, HeyTell does not sendlocation unless you approve & have Maps open.✳ Conversations can be saved & replayed offline, ordeleted✳ TIP: Long-press on conversations & individual messages toaccess extended View, Delete, and Export options.* All data and audio you transmit to HeyTell and your friends isencrypted in transit* Earpiece and speakerphone functionality: Press the Speaker buttonto toggle between earpiece and speaker mode (If you find earpiecesound is too low, enable the speaker)* You do NOT need to share personal information to connect withHeyTell contacts & have full control of your personal info. Seehttps://heytell.com/privacy and https://heytell.com/faq for moreinformation about connecting without sharing phone numbers or emailaddresses!✳ TIP: Back up your account so that you do not have to re-addfriends when you change phones or update ROMs. To do this, exitHeyTell and enable the Backup options accessed via Menu >Settings > Privacy or Backup & Sync.✳ TIP: If you can send messages to friends, but you are notreceiving them, ask your friends to respond directly to you bytapping the active conversation. It is likely that the contactinformation they're using to find you doesn't match what you setfor yourself and/or your privacy is higher. However, directlyresponding to the conversation should always work! :)✳ TIP: IF YOU GET AN "INBOX FULL" message, there's no need todelete the app or messages: This just means that your friend has tolisten or reply to the messages you sent before you can continue tosend them messages. Once they listen or respond, you can keep ontalking!NOTE THAT CARRIERS MAY CHARGE YOU & YOUR RECIPIENT FOR SMSINVITES, but they're not required--email invites and directconnections to other HeyTell users using phone, email, Twitter,& Facebook are free!Problems/questions?- Email us at [email protected]!- Follow us on Twitter @ https://twitter.com/heytell- "Like" us on Facebook at https://facebook.com/heytell!- Circle us on G+ at http://www.heytell.com/+!

To start your free trial go to:http://www.eschat.com/index.php?page=trialSLA's Enterprise Chat (ESChat) is a Real Time Push to Talk andGroup Text Messaging system that is carrier independent, andfeatures cross carrier communications. ESChat includes a richfeature set supporting the needs of the serious work force.ESChat is a subscription based service. The free version downloadedfrom the Play store provides a method to create a free 30 day demoaccount. If you want to create an Enterprise for your business,please go to http://www.eschat.com/ for purchasinginformation.Establishing a new dimension in Push to Talk service, ESChatprovides a host of capabilities not previously available on otherPTT networks. ESChat's complete family of products include featuresthat meet the needs of the most rigorous customer requirements.ESChat is the best performing and most full featured Push to Talkservice available today. A cost effective end-to-end solution,ESChat can be rapidly deployed in any enterprise environment. Letus help you enable your enterprise with Fast and Reliable PTTservice today.SLA provides a complete Push to Talk solution for the enterpriseenvironment. Businesses will find the ease of deployment andflexibility of service offerings will integrate fluidly into theircurrent and desired business practices. SLA's solution includesBase Station and Vehicle Mounted ESChat radios, as well asinterfaces to Land Mobile Radio (LMR) and Public Safety AnsweringPoint (PSAP) networks.ESChat Highlighted Features- Real Time Push to Talk- Group Text Messaging- User and Group Priority to control user access- Priority Broadcast Calling- Presence for Groups and Individual Contacts- Multiple Group Types- Account management via the handset or web- Encrypted Account Management Transactions- Late Join on Group Calls- PC Based Dispatch Client Available- Easy to use Contact and Group Selection- Group and User Presence- Floor Control Indication- User and Group Management from:- Web based user interface, and- Handset User Interface- Instant Ad Hoc Group Calling- Enterprise Administration via Web Interface- Maximum Group Size:- Personal Group: 255- Member Group: 255- Open Group: 255- Closed Group: 255- Dispatch Group: 254- Surveillance Channel: 255- Unicast Channel: 255- Preemptive Priority Emergency Group: 60,000

Take Intercom everywhere you go with Intercom Conversations

GroupTalk is an enterprise level push-to-talk (PTT) app for mobile,PC and radio

Shortwave & MW Schedules to help you listen to stations fromaround the world.

Voxer Walkie Talkie is a free app thatcombines the best of Live Voice, text, photos, and videos into apowerful secure messaging tool. Voxer is the only walkie talkiemessenger with end-to-end encryption.-------Make your group communication more efficient, secure and personalwith Voxer.Why millions of people choose Voxer:* Live Audio - Instantly communicate with live voice, just like awalkie-talkie or push-to-talk (PTT) device.* Listen Later - Not available to chat live? All messages are savedfor later playback, saving or sharing.* Private Chats - Send end-to-end encrypted messages - only you andthe other party on the chat can read or hear messages. No oneelse.* Photos, Videos and GIFs - Send text, photos, videos, and gifs.Share location and Dropbox files.* Free - Voxer is free to download and use.* Group Chats - Create chats with up to 500 individuals or teamcontacts.* Pick Your Device - Get messages on your Android devices and othersmartphones. Voxer syncs seamlessly across all your devices.* Voxer for Web - Listen and respond to Voxer messages from yourcomputer’s browser at web.voxer.com.* Use Any Data Network - Talk over any 3G, 4G, or WiFi network inthe world.* Audio Quality Enjoy crystal-clear audio quality.*Upgrade to Voxer Pro for $3.99/monthly or $29.99/yearly forenhanced communications for your team or business.Voxer Pro includes all basic features, PLUS:* Unlimited Message Storage - Access to your entire messagehistory. Free users have access to approx 30 days of messagehistory.* Walkie Talkie Mode - Use Voxer hands-free. Pick a chat to listenand respond to using live voice without having to open theapp.* Message Recall - Recall and delete any unwanted messages you havesent.* Admin Control - Add and remove users from a chat with completecontrol.* Extreme Notifications - Turn on loud, repetitive alerts formessages when you are in a noisy environment.Voxer Pro subscriptions purchased in-app renew monthly or yearlydepending on your plan.We want to hear from you!* Like us on Facebook @ fb.com/voxer* Follow us on Twitter @ twitter.com/voxer* Need help? Check out support.voxer.com

TeamTalk is an Internet based conferencing system