Available on iPhone

Stop Spam Calls.
Bait the Scammers.

Most spam blockers sell your call data to pay for "free" protection. VetoSpam is different — every block, every screen, every AI response happens entirely on your device. Zero data collected. Ever.

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100% On-Device AI Nothing leaves your phone
Purchase Once Own Forever
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AI Scam Baiter Waste their time, not yours
Scroll to explore
100% On-Device Processing
0 Data Points Collected
4 AI Scam Baiter Personas
iOS Native Integration

Four layers of protection,
entirely on your device.

VetoSpam doesn't just block calls — it screens voicemails, filters spam texts, detects robocalls, and fights back against scammers. All powered by on-device AI that never sends your data anywhere.

Spam Call Blocking

VetoSpam integrates directly with iOS Call Blocking & Identification. Known spam numbers are silenced at the system level before your phone ever rings — no app needs to be open. Add your own numbers or let the continuously updated spam database handle it automatically.

AI Voicemail Screening

When an unknown caller leaves a voicemail, share it with VetoSpam. On-device speech recognition transcribes the message and AI classifies it as spam, likely spam, or legitimate — instantly, without any audio leaving your phone.

Robocall Detection

VetoSpam analyzes the timing signature of voicemail transcriptions to detect pre-recorded messages. A human pauses and hesitates — a robocall dumps a script at machine speed. This behavioral fingerprint catches robocalls that keyword analysis alone would miss.

SMS Spam Filtering

Spam texts from unknown senders are automatically routed to your Junk folder before you ever see them. When you spot a spam text that slipped through, report it to your carrier via 7726 and VetoSpam automatically adds the sender to your blocklist.

Zero Data Collection

No account. No email. No call logs uploaded. No analytics. No third-party SDKs. Your blocklist, voicemail transcripts, and call history live in an encrypted database on your device and are never transmitted anywhere.

Detailed Audit Log

See exactly which calls were blocked, which voicemails were screened, and what the AI classified them as. Export your log at any time. Full transparency, always.

AI Scam Baiter.
Waste their time, not yours.

VetoSpam doesn't just block scammers — it fights back. Choose an AI persona and let it engage scammers in conversation, wasting their time so they can't scam real people.

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Confused Grandma

A sweet elderly woman who can never quite find her reading glasses and keeps going on tangents about her neighbor Doris.

"Oh dear, let me find my credit card... now where did I put my glasses? You know, my neighbor Doris had the same problem last Tuesday..."

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Hard-of-Hearing Grandpa

A friendly old man who keeps asking you to speak up and gets distracted by the ballgame on TV.

"WHAT? You'll have to speak up, sonny! Hold on — MARGE, WHERE'S THE REMOTE? Sorry, what were you saying about my account?"

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Curious Child

A young kid who asks endless questions about everything and tells you about dinosaurs and Pokemon.

"What's a social security? Is that like a password? My teacher says we're not supposed to share passwords. Do you like dinosaurs?"

🧑‍🍳

Distracted Parent

A frazzled parent constantly interrupted by kids, the dog, and things boiling over on the stove.

"Sorry, one second — TYLER, PUT THAT DOWN! Sorry, what was that? Hold on, the dog is — no, don't eat that! Okay, I'm back. What number did you need?"

Voicemail Trap

Generate a custom voicemail greeting that sounds like a real person answering the phone. Scammers waste time talking to your persona before realizing it's voicemail.

Call Back & Bait

After screening a spam voicemail, call the scammer back on speakerphone and let VetoSpam's AI persona handle the conversation while you do something else.

Conversation Log

Review the full transcript of every baiting session. See exactly how long your AI kept the scammer occupied and what they said.

Simple to use.
Impossible to compromise.

VetoSpam is built on Apple's native privacy frameworks. There's no server to breach, no database to leak, no company to subpoena.

01

Download & Enable

Install VetoSpam from the App Store. In your iPhone Settings, enable Call Blocking & Identification and Message Filtering for VetoSpam. Takes 60 seconds.

02

Spam Calls Stop

Known spam numbers are silenced at the iOS system level before your phone rings. No app needs to be open. No calls are uploaded anywhere.

03

Screen Suspicious Voicemails

Share a voicemail with VetoSpam. On-device AI transcribes and classifies it in seconds. Your audio never leaves the device.

04

Bait the Scammers

When a scammer calls back, activate your AI persona. Let VetoSpam waste their time while you go about your day. Check the transcript later.

Your data never leaves your phone.

This isn't a privacy policy promise — it's an architectural fact. VetoSpam is built on Apple's native frameworks specifically because they process data on-device. There is no server to breach, no database to leak, no company to subpoena.

Your iPhone
Call data, voicemails,
SMS messages
On-Device
VetoSpam Engine
AI classification,
spam detection,
scam baiting
Blocked
VetoSpam Servers
Never receive
your data
Call Directory Extension
Apple's native framework for call blocking and identification. Your blocklist is stored locally and checked by iOS at the system level — before your phone rings. VetoSpam never sees the call.
Zero call data transmitted
On-Device Speech Recognition
Voicemail transcription uses Apple's SFSpeechRecognizer with on-device processing enabled. Your audio is converted to text entirely within your device's Neural Engine. No audio file is ever uploaded.
Audio never leaves device
Message Filter Extension
SMS filtering uses Apple's ILMessageFilterExtension. When a message arrives from an unknown sender, iOS passes only the message content to VetoSpam's extension for classification — in an isolated sandbox, with no network access.
Sandboxed, no network access
Core ML / NLP Classification
Spam classification and robocall detection run on a Core ML model using Apple's Natural Language framework. The model runs locally on your device's Neural Engine. No text is sent to any server for classification.
On-device Neural Engine
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The architectural guarantee: VetoSpam has no server-side API endpoints that accept call data, voicemail audio, SMS content, or contact information. Even if we wanted to collect your data, the app's architecture makes it technically impossible.

Privacy isn't a feature.
It's the foundation.

Most spam blockers are free because you're the product. They harvest your contact lists, upload your call logs, and sell your data to data brokers. Here's how VetoSpam compares.

Feature
VetoSpam
Truecaller Hiya RoboKiller
Harvests your contact list ✕ Never ✔ Yes ✔ Yes Partial
Uploads your call logs ✕ Never ✔ Yes ✔ Yes ✔ Yes
Sells data to third parties ✕ Never ✔ Yes ✔ Yes Unknown
Requires account / email ✕ Never ✔ Required ✔ Required ✔ Required
On-device AI processing ✔ 100% ✕ No ✕ No ✕ No
AI Scam Baiter ✔ Yes ✕ No ✕ No Basic
Price $2.99 one-time Free† / $30/yr Free† / $36/yr $40/yr
Data breach risk None — no server High (breached 2021) Medium Medium

† "Free" tiers are subsidized by data collection and advertising. Sources: company privacy policies, Truecaller 2021 data breach reports.

Simple, honest pricing.

One purchase. No subscription. No data harvesting to subsidize a "free" tier. Just total privacy for the price of a coffee.

Introductory Offer — Through March 31
$ 2.99
One-time purchase · Yours forever
  • Spam call blocking
  • AI voicemail screening
  • Robocall detection
  • SMS spam filtering
  • All 4 AI Scam Baiter personas
  • Detailed audit log
  • All future updates included
  • Zero data collection. Ever.
Get VetoSpam — $2.99

Price increases after March 31, 2026. Requires iPhone with iOS 16 or later.

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The average spam-blocking subscription costs $36–40 per year. VetoSpam is a one-time $2.99 — and we never sell your data to offset the cost.

Take back your phone.

One purchase. Total privacy. AI that fights for you.

Download on the App Store

Introductory price $2.99 through March 31, 2026. Requires iPhone with iOS 16 or later.