One-time purchase · no subscription

14 small tools that do one job properly


Each of these is a single-purpose browser app: open it, do the work, export the record. They run entirely in your browser, there is nothing to install, and you buy each one once. No seats, no monthly fee, no account to cancel.

Runs in your browser Works offline CSV & print export Buy once, keep it From $9

AI Governance & Marketing Compliance

Disclosure logs, audit trails and review workflows for teams shipping AI-assisted marketing at scale.

13 apps

Ad Creative Test Tracker

Log spend, impressions, clicks and conversions per creative variant. Get CTR, CPC, CPM, conversion rate, CPA and ROAS side by side, plus a two-proportion z-test that tells you whether the leader is real or noise, and a creative-fatigue warning. One-time $19. Runs entirely in your browser.

$19 one-time View →

AEO Prompt Visibility Tracker

Track brand visibility across ChatGPT, Gemini, Perplexity, Copilot and AI Overviews. One-time $19. No subscription, no API keys, your data stays in your browser.

$19 one-time View →

Agentic Commerce Readiness Auditor

Find out whether AI shopping agents can find, read and buy from a store. 34 checks, six weighted pillars, a 0-100 score and a fix list ranked by points recoverable. One-time $19.

$19 one-time View →

AI Content Repurposer

Paste one long-form draft and get an X thread, a LinkedIn post, an Instagram caption, a meta description and an email teaser in one pass — with live character counters and one-click copy. One-time $14. Runs entirely in your browser.

$14 one-time View →

AI Marketing ROI Evidence Packager

Package AI-assisted marketing spend, revenue, attribution evidence, caveats, and executive-ready ROI metrics in one local-first tool.

$19 one-time View →

AI Stack Spend Auditor

Mid-market teams now spend a median $3,400 a month on AI tools, and nobody owns the list. Log your stack, flag the tools quietly doing the same job, and see exactly how much of it is redundant spend.

$19 one-time View →

Brand Voice Analyzer

Your AI content keeps slipping off-brand. Brand Voice Analyzer scores any AI draft against your voice, flags what's wrong, and rewrites it — before it publishes.

$14 one-time View →

Content Brief Generator

Stop spending 45 minutes on every content brief. Get a structured, actionable content brief in seconds. $14 one-time.

$14 one-time View →

Content Sign-Off Tracker

Track every content asset through Draft, Internal, Client, Legal, Approved and Published. Per-stage SLA countdowns, a timestamped approval audit trail, revision counts and CSV export. One-time $14.

$14 one-time View →

Context Prompt Packager

Turn one brief into a reusable prompt pack: role and context, objective, audience, grounded facts, guardrails, output schema, evaluation checklist and ready variants for email, landing page, ad, social and chatbot. Save packs and versions. One-time $19. Runs entirely in your browser.

$19 one-time View →

Prompt Experiment Scorecard

Compare prompt variants with a weighted rubric, blind review, criterion deltas and exportable decision records. One-time purchase, runs entirely in your browser.

$19 one-time View →

PromptVault

Stop hunting for that one great prompt. PromptVault is a single HTML file — works offline, stores everything locally, no subscriptions. $9 one-time.

$9 one-time View →

Retainer Margin Planner

Agency retainers rarely lose their margin in one dramatic event. They lose it 20 minutes at a time. This holds your whole book: true delivery cost after scope creep and real utilisation, margin per client, and the exact fee each underwater retainer needs. $19 one-time, runs in your browser.

$19 one-time View →

Travel Advisors

Back-office tooling for independent advisors and host agencies.

1 app

How it works

1. Pick a tool

Open any app's page to see exactly what it records and exports before you buy.

2. Buy it once

Checkout is handled by Stripe. Access is permanent — there is no subscription to manage.

3. Use it anywhere

It runs in the browser on a phone, tablet or desktop, and keeps working offline.

Mulkern AI Systems · 17454 Northwest Fwy, Ste A PMB 1004, Houston, TX 77040 · support@mulkernai.com · (832) 637-6964 · Refund & Guarantee