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LangtonTools

Changelog

What shipped, when, and why it matters.

Every release across the Langton Tools suite. Written as practitioner-readable notes — what the change does for someone actually using the tool — not as commit-log dumps.

May 2026

  • May 8
    ShippedWebsitev1.0.0

    langton.tools launch

    Public website with home, tools index, blog, roadmap, changelog, and per-tool pages. Static export, deployed on Netlify.

  • May 7
    ShippedAds Lensv1.0.0

    Ads Lens — content-script overlay for Google Ads

    Macro filter row, statistical-significance scanner, per-business-day metrics, exclude queue, and in-page n-gram report — all injected directly over the native Google Ads UI.

April 2026

  • Apr 22
    ShippedSKU Mapperv1.0.0

    SKU Mapper — Shopping coverage and revenue exposure

    Compares site SKUs against running ads, surfaces missing coverage with revenue ranking, and flags wasted spend on SKUs with no inventory.

  • Apr 15
    ShippedFeed Pulsev1.0.0

    Feed Pulse — Merchant Center feed validator

    TSV/CSV autodetect, GTIN Mod-10 checksum validation, B2B custom-label coverage check, and line-by-line issue reporting.

  • Apr 2
    ShippedJargon Matchv1.0.0

    Jargon Match — industry vocabulary scorer

    Vertical-specific corpora (manufacturing, logistics, MedTech, industrial controls). Density scoring per industry term. Combines with Lingo Check for a two-axis copy quality score.

March 2026

  • Mar 25
    ShippedLingo Checkv1.0.0

    Lingo Check — B2B copy vocabulary scorer

    Multi-dimensional B2B vocabulary scoring with AI rewrite suggestions for copy below threshold.

  • Mar 12
    ShippedDead Link Patrolv1.0.0

    Dead Link Patrol — bulk URL status checker

    Up to 5 parallel fetches with 8s timeouts. Full redirect chain visibility. CSV export of broken URLs. Errors flow into the Audit checklist.

February 2026

  • Feb 28
    ShippedPageTagv1.0.0

    PageTag — landing page classifier and grader

    CLP / PLP / PDP auto-classification with paid-traffic readiness grade. On-page DOM scan with no third-party calls.

  • Feb 14
    ShippedAuditv1.0.0

    Audit — account health checklist

    Persistent checklist across sessions, score history, and integration with Dead Link Patrol, SKU Mapper, and other tools to surface issues across the suite.

January 2026

  • Jan 30
    ShippedSignalv1.0.0

    Signal — n-gram analyzer with significance testing

    Bigram and trigram extraction at scale, p-value testing on conversion-weighted data, decline detection, and direct hand-off to Forge for keyword build-out.

  • Jan 15
    ShippedBriefv1.0.0

    Brief — RSA copy builder + client approval

    Headline and description scoring, AI-assisted variant generation, client approval workflow, and CSV export ready for Google Ads Editor.

December 2025

  • Dec 20
    ShippedPacev1.0.0

    Pace — budget pacer for B2B Google Ads

    First public release. Holiday-aware day weighting, weekend multipliers tuned for lead-gen vs. brand, and mid-month budget change handling without resetting projections.