Comparison

SessionTalk SIP Softphone vs Hotwire

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SessionTalk SIP Softphone

This mobile SIP client integrates with cloud VoIP solutions, offering advanced call management and high-quality communication. It supports various codecs, multiple accounts, and secure calling features, with some premium functionalities available through in-app purchases.

Highlights
  • SIP VoIP calls over LTE and WiFi
  • Incoming calls via Push Notifications
  • Video Calls with H264 & VP8 codec
  • Multiple accounts - simultaneously registered
  • Call Recording
  • TLS Encryption and SRTP secure calls
  • Conference - Merge and Split
Features
Read full description

Your business number. Your iPhone. Your way to stay in touch. SessionTalk SIP Softphone brings your compatible SIP account to iPhone and iPad, with a clear dialler, quick access to contacts and calling tools for working from anywhere. Start with SIP voice calling. Unlock the optional in-app upgrade for push notifications, video calling, messaging and XMPP, presence, multiple SIP accounts, call transfers, conference merging and call recording. The messaging screenshots show features available with this upgrade. CALL WITH CONFIDENCE • Make and receive SIP calls over Wi-Fi and mobile data. • Find people quickly with contacts, favourites and call history. • Use Bluetooth, speakerphone, mute, hold and voicemail notifications. • Enjoy clear audio with Opus, G.722 and G.711 support. MORE WAYS TO KEEP IN TOUCH • Share messages with XMPP chat and compatible SIP messaging services. • Keep conversations organised with contact avatars and group chat rooms. • Share images and files in supported messaging conversations. • Stay reachable with incoming-call push notifications and background XMPP message delivery. TOOLS FOR YOUR WORKDAY • Manage multiple SIP accounts in one app. • Transfer calls, bring people together in conferences and record calls. • Use video calling with a compatible provider. • Support for TLS and SRTP when enabled by your service. BRING YOUR OWN SERVICE SessionTalk is a softphone, not a phone service. A compatible SIP account or PBX is required for calling. XMPP messaging requires a compatible XMPP account. SIP messaging, video, push and other features depend on your provider and configuration. Provider calling charges and mobile data charges may apply. Need help? Contact support@sessiontalk.co.uk.

About

Hotwire

Features
Read full description

Hotwire is a powerful WebRTC-based SIP client, offering an all-in-one communication solution with advanced features. It provides high-quality audio calls with support for various audio codecs, ensuring crystal-clear communication. Hotwire allows users to easily manage calls with features like call transfer, hold, mute/unmute, and access to call history. Integrated contacts and instant messaging (chat) offer quick and efficient communication. The client is compatible with Bluetooth headsets, enabling hands-free calling, and also includes voicemail transcription management*, streamlining message access. Hotwire is a cost-effective, reliable, and feature-rich SIP client, ideal for both personal and business communications.

Screenshots

SessionTalk SIP Softphone3 screens
Hotwire4 screens

Verdict

The call

The clearest difference is in-app purchases: Hotwire at none against SessionTalk SIP Softphone's 2. Hotwire also leads on update cadence (every 2 days vs monthly). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SessionTalk SIP Softphone sells 2 one-off in-app purchases. Hotwire asks for nothing beyond the download.

UpkeepUpdate frequency

SessionTalk SIP Softphone ships an update monthly, Hotwire every 2 days. The most recent releases landed on September 23, 2026 and September 12, 2026 respectively.

Scorecard2 real differences · 8 level
SessionTalk SIP Softphone versus Hotwire: the parameters behind the verdict, then further details
ParameterSessionTalk SIP SoftphoneHotwire
PriceFreeFree
Rating4.5 (1K ratings) — better—
Positive reviews39.7% of reviews—
Number of ratings1K — better—
Update frequencyMonthlyEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.014.1 — better
Further details — not scored
Size62 MB25 MB
Age rating4+4+
DeveloperSessionTalk LtdHOTWIRE TELECOM INC

Bugs and requests

SessionTalk SIP Softphone

Reported bugs

4 issues
  • Incoming calls not working
  • Calls dropping
  • Connectivity issues
  • Keypad not working properly

Requested features

4 requests
  • Scheduled DND mode
  • Improved iPad support
  • Video calling
  • More codec support

Hotwire

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

SessionTalk SIP Softphone

One-time2
  • G.729 Annex A Codec$2.99
  • Upgrade to Pro$6.99
None

Hotwire

No in-app purchases

Questions

Is SessionTalk SIP Softphone free?
SessionTalk SIP Softphone is free to download, with in-app purchases available.
Is Hotwire free?
Hotwire is free to download, with no in-app purchases.
Do SessionTalk SIP Softphone or Hotwire have ads?
Neither SessionTalk SIP Softphone nor Hotwire shows ads.
Which is updated more often, SessionTalk SIP Softphone or Hotwire?
SessionTalk SIP Softphone ships an update monthly, and Hotwire every 2 days. Most recently, SessionTalk SIP Softphone was updated on September 23, 2026 and Hotwire on September 12, 2026.

Other comparisons