StopTheScript vs Untracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StopTheScript
This Safari extension for iOS, iPadOS, and macOS blocks all JavaScript on selected websites. It effectively stops both inline and externally loaded JavaScript, offering more comprehensive control than standard content blockers.
- Blocks all JavaScript
- Stops inline JavaScript
- Stops external JavaScript
- Safari extension
- Supports iOS, iPadOS, macOS
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StopTheScript is a Safari extension for iOS, iPadOS, and macOS that stops all JavaScript on your selected websites. StopTheScript is the only Safari extension that stops inline JavaScript on the web page as well as externally loaded JavaScript. This is in contrast to Safari content blockers, which can only block external JavaScript, not inline JavaScript. StopTheScript is made by indie developer Jeff Johnson. If you need support, please email me at stopthescript@underpassapp.com or read the support site at https://underpassapp.com/StopTheScript/support.html
Untracker
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Untracker strips tracking query parameters from URLs so you can share clean links. It works automatically in the background on your Mac and is always a tap away on your iPhone and iPad. AUTOMATIC CLIPBOARD MONITORING On macOS, Untracker lives in your menu bar and silently cleans every URL you copy. No extra steps, no interruptions — just clean links. 200+ PROVIDERS COVERED Powered by the ClearURLs community database. Google, Amazon, Facebook, YouTube, Spotify, TikTok, LinkedIn, Reddit, and many more are covered out of the box. Rules are refreshed automatically. SHARE EXTENSION Clean URLs directly from Safari or any app's share sheet on iPhone and iPad. Tap share, tap Untracker, done. REDIRECT UNWRAPPING Extracts real URLs from tracking redirects like Google's /url?q=, AMP links, Facebook's l.php, and URL shorteners like bit.ly and t.co. CUSTOM RULES Define your own cleaning rules with regex patterns. Import and export rule sets as JSON. Your rules are checked first — your intent always wins. Includes a live test URL preview. CLEANING HISTORY & STATISTICS A searchable log of cleaned URLs with page titles and favicons. Track total URLs cleaned, characters saved, top domains, most removed parameters, and daily activity. QR CODES Generate a QR code for any URL. Copy it to the clipboard, save it as PNG, or share it directly. BATCH CLEANING Paste multiple URLs and clean them all at once with concurrent processing. iCLOUD SYNC Settings and custom rules sync across all your devices via iCloud with conflict-free CRDT resolution. Edit on your Mac, see it on your iPhone — and vice-versa. PRIVACY FIRST Zero analytics, zero telemetry, zero tracking. Everything runs locally on your device. URLs are never sent anywhere. 17 LANGUAGES Arabic, Chinese (Simplified & Traditional), Dutch, English, French, German, Italian, Japanese, Korean, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, and Ukrainian. Universal Purchase — buy once, use on Mac, iPhone, and iPad.
Screenshots
Verdict
The clearest difference is price: Untracker at $0.99 against StopTheScript's $5.99. Untracker also leads on update cadence (every 5 weeks vs every 4 months). StopTheScript's advantage is iOS requirement (15.0 vs 17.0). On ads, in-app purchases and device support 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
StopTheScript costs $5.99 and Untracker $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
StopTheScript ships an update every 4 months, Untracker every 5 weeks. The most recent releases landed on October 9, 2026 and September 28, 2026 respectively.
| Parameter | StopTheScript | Untracker |
|---|---|---|
| Price | $5.99 | $0.99 — better |
| Rating | 4.5 (31 ratings) — better | — |
| Positive reviews | 70.5% of reviews | — |
| Number of ratings | 31 — better | — |
| Update frequency | Every 4 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, Mac |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 4 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Jeff Johnson | Michele Caserta |
In-app purchases
StopTheScript
No in-app purchases
Untracker
No in-app purchases









