AI-powered · Built for South Africa

Your calls contain
intelligence you've
never seen before.

Most organisations review fewer than 2% of their calls. Siren·Lex analyses every single one — surfacing compliance breaches, fraud signals, churn risk, and coaching opportunities automatically.

📞 98% of calls go unreviewed at most organisations
Start free — 2 trial uploads → See how it works
POPIA compliant
11 SA languages
On-premise available
No card required
app.sirenlex.co.za/calls/EC-20940
EC-20940 · Emergency Services · 8m 14s
⚠ 2 Flags
🚨 Duress detected 🔫 Firearm language 🌐 Code-switch ×3 📍 Location confirmed
Dispatch: Nommer asseblief?
Caller:   Hy het 'n vuurwapen, hy bedreig ons...
Dispatch: Bly rustig, eenhede is oppad.
High
Stress level
94%
QA score
af/en
Languages
The problem

What your business is losing right now

01 —
98% of calls go unreviewed
Manual QA teams listen to 1–2% of call volume. The rest — complaints, fraud, compliance breaches — is completely invisible to your organisation.
02 —
QA is slow and inconsistent
Reviewers take 3–5× the call duration to score a single call. Two reviewers score the same call differently 40% of the time. It cannot scale.
03 —
Coaching is always reactive
By the time a pattern is identified — a recurring compliance miss, an objection pattern — hundreds of calls have already been affected.
04 —
Regulatory exposure is growing
FSCA, TCF, and NCA obligations require demonstrable proof of fair treatment on every call. Without scored records, that proof simply does not exist.
0%
Call coverage — from day one
0%
Time saved per call vs manual
0
SA official languages
0×
Typical ROI — year one
Platform capabilities

Everything you need to analyse calls at scale

Built specifically for South African voice, regulations, and business context — not retrofitted from a global platform.

🎙
AI transcription · 98%+ accuracy
All 11 SA official languages including code-switching, local slang, and SA place name extraction. Timestamped, speaker-labelled, confidence-scored.
🧠
Acoustic stress detection
Detects duress, panic, and vocal tension independently of words spoken, via acoustic CNN analysis. Catches what text alone cannot.
📊
Sentiment & emotion scoring
Caller emotion, agent tone, and emotional arc scored and tracked across the entire call. Escalation patterns surface automatically.
⚡
Critical flagging
Instant flags for deception indicators, policy breaches, firearm language, and caller duress — surfaced immediately for human review.
✅
Automated QA scoring
Every call scored against your SOP checklist automatically. 100% coverage from day one. Track agent compliance across teams and time.
🏢
Multi-org management
Manage multiple organisations with role-based access, usage limits, aggregate dashboards, and per-organisation reporting ready to share.
Product screenshots

See what Siren·Lex looks like inside

app.sirenlex.co.za/dashboard
Dashboard
Calls
QA Scoring
Agents
Reports
Call Intelligence Dashboard
May 2026 · Acme Contact Centre
1,247
Calls this month
↑ 12% vs last month
87%
Avg QA score
↑ 4pts
23
Flagged calls
↓ 8 vs last month
R1.20
Cost per min
Scale tier
Call fileSentimentQA ScoreFlagsStatus
EC-20940_dispatch.wavNegative94%DuressFlagged
JHB-CC-00213_agent4.wavPositive91%—Complete
CPT-INS-00891_claims.wavNeutral72%CoachedReview
FSB-20940_compliance.wavPositive88%—Complete
NCA-COLLECT-00445.wavNegative58%BreachFlagged
app.sirenlex.co.za/calls/JHB-CC-00213
JHB-CC-00213 · Contact Centre · 6m 42s · Agent: Thabo M.
0:001:403:215:016:42
Analysis flags
✓ Proper greeting ✓ T&Cs disclosed ✓ Complaint ref given ⚠ Hold time 3m 12s ✓ Resolved first call
Transcript · Speaker-labelled
AgentGood afternoon, you've reached Acme Insurance. My name is Thabo — how can I help you today?
CallerHi, I'm calling about my claim — reference 8-8-7-4. It's been three weeks and nobody has called me back.
AgentI sincerely apologise for the delay, let me pull that up right away. Can I confirm your ID number?
Sentiment arc
↗ Improving
Caller started frustrated, resolved positively
Acoustic scores
Caller stress
55%
Agent calm
88%
Rapport score
79%
Languages detected
English · isiZulu (×2 switches)
Code-switching handled correctly
app.sirenlex.co.za/qa/JHB-CC-00213
QA Scorecard · JHB-CC-00213 · Thabo M.
91%
QA Score
Above team average
Opening greeting
Name, company, offer to help
✓
ID verification
Two-factor confirmation
✓
Terms disclosure
TCF/FSCA required statement
✓
Complaint reference
Ticket number provided
✓
Hold time limit
Max 2 min policy
!
Closing summary
Next steps confirmed
✓
No mis-selling language
FSCA compliance
✓
Escalation offer
Supervisor option offered
✗
How it works

From raw audio to insight in seconds

A four-step pipeline that runs automatically on every call, without any manual intervention.

01
Upload or stream
Drop files directly, paste a URL, import a bulk CSV, or stream live calls into the platform. Supports WAV, MP3, M4A, and common telephony formats.
02
AI transcribes
A timestamped, speaker-labelled transcript is generated with per-segment language tags, confidence scores, and acoustic emotion indicators.
03
Deep analysis
Sentiment, intent, compliance score, and critical flags are generated automatically — and attached to the call record alongside the transcript.
04
Review and act
Review flagged calls in the HITL interface, generate reports, coach agents with evidence, and export clean data into your existing QA workflow.
ROI calculator

See the business case for your call volume

Adjust the sliders to see your estimated savings. Based on real data from the Siren·Lex platform.

Calls per month 500
Average call duration (minutes) 8
QA analyst hourly rate (R) R180
Current manual QA coverage 3%
Call coverage comparison
Manual QA team
3%
With Siren·Lex
100%
Your estimated numbers
Siren·Lex monthly costR4,800
Current QA analyst costR10,800
Calls reviewed manually15 of 500
Calls reviewed with Siren·Lex500 of 500
Net monthly saving+R6,000/mo
Annual ROI15× year one
Beyond the numbers: A single compliance breach avoided, one fraud case caught, or one high-value customer retained typically dwarfs the entire platform cost within the first quarter.
Start your free trial →
Pricing

Pay only for what you use — no contracts

Credits never expire. Start with 2 free trial uploads. Scale as your call volume grows.

Starter
R2.00/min
Up to 200 minutes/month
  • AI transcription
  • Sentiment analysis
  • Critical flagging
  • 2 free trial uploads
  • Email support
Get started free
Growth
R1.50/min
200–500 minutes/month
  • Everything in Starter
  • QA scoring
  • Acoustic stress detection
  • Agent benchmarking
  • Priority support
Register free
Most popular
Scale
R1.20/min
500–1,000 minutes/month
  • Everything in Growth
  • Multi-org management
  • Speaker identification
  • Client reporting dashboards
  • Dedicated account manager
Register free →
Enterprise
R1.00/min
1,000+ minutes/month
  • Everything in Scale
  • On-premise deployment
  • Custom SOP checklists
  • POPIA-certified storage
  • SLA guarantee
Contact sales
Credits never expire 2 free trial uploads included On-premise deployment available USD pricing for international clients
Built for

Industries where every call matters

Siren·Lex is purpose-built for South African regulated industries where call intelligence directly affects compliance, revenue, and risk.

🏦
Financial services & insurance
Automatic TCF and FSCA compliance scoring. Mis-selling detection. Fraud flags on claims calls. Demonstrable proof of fair treatment on every interaction.
🎧
Contact centres
Score every agent call against your SOP. Identify coaching needs in hours, not weeks. Catch escalating customers before they churn — at any call volume.
🚨
Emergency services
Procedure adherence on 10-111, EMS, and trauma lines. Duress detection. Multilingual dispatch handling across all 11 SA official languages.
📋
Retail & collections
NCA-compliant call monitoring. Sentiment tracking across your collections book. Agent benchmarking and automated escalation routing.
Why now

The competitive window is open — briefly.

South African businesses are 3–5 years behind global peers in conversation intelligence adoption. Organisations that deploy now will have 12–24 months of proprietary call data, trained QA benchmarks, and agent performance baselines before competitors begin evaluating vendors.

3–5yr
Behind global peers
SA enterprises are significantly behind on conversation intelligence adoption. Early movers build a compounding data advantage that is permanent.
11
SA-native language support
No global vendor offers code-switching detection, local slang, and SA place name extraction out of the box. Siren·Lex was built for this from day one.
POPIA
On-premise, SA borders only
Sensitive call data never leaves South African borders. On-premise deployment available for financial services and government clients.

Start analysing calls today.

2 free trial uploads. No card required. Live in under 5 minutes. See what your calls have been hiding.

Register free → Talk to sales
No credit card required 2 free trial uploads included POPIA compliant On-premise available