Slugline vs showNAV
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Slugline
This app offers a minimalist, distraction-free writing environment for screenplays. It automatically formats your plain text into a proper screenplay, supports outlining, and includes helpful structure templates. Your work can be synced via cloud services or stored locally.
- Automatic screenplay formatting
- Integrated outlining
- Cloud sync (iCloud, Dropbox)
- Structure templates (Save the Cat!)
- Plain text (Fountain format) support
- Notes and scene synopses
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The highest-rated screenwiting app on the Mac App Store comes to iOS! Slugline is a minimal, distraction-free environment for the most important part of screenwriting—the writing part. Slugline works with plain text. It automatically turns your writing into a properly formatted screenplay, without you ever needing to press the Tab key. FEATURES ⋮ Automatic formatting ⋮ Sync files with iCloud and Dropbox, or work locally ⋮ Printed on paper or PDF, your screenplay is indistinguishable from one made with apps costing much more ⋮ Helpful structure templates, including the famous beat sheet from Save the Cat!® ⋮ Slugline’s famous Integrated outlining ⋮ Notes, Scene Synopses, and Omitted text help keep you organized ⋮ Includes Courier Prime, a beautiful typeface designed for screenplays • THE POWER OF PLAIN Slugline uses the free and open Fountain screenplay format, which is nothing more than plain text. You can work on your screenplay anywhere, using any writing app. When you open it in Slugline again, everything will be there, properly formatted. • INTEGRATED OUTLINING Start with an outline, then seamlessly transition to writing scenes. Or jot down a placeholder for your third-act twist while you’re still crafting your opening pages. Slugline allows you to be as structured as you like, even if that means not at all. • WE WANT TO HEAR FROM YOU Slugline keeps getting better, and that's thanks to you! Slug us a line at http://slugline.co/contact with any questions or feedback you have, and follow us on Twitter at @SluglineApp.
showNAV
This app streamlines entertainment production logistics by allowing teams to create and share location directories. Crew members can navigate directly to destinations using GPS coordinates for enhanced accuracy and efficiency.
- Create location directories
- Direct crew navigation
- GPS coordinate destinations
- Improved accuracy
- Auto-generated maps
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showNAV is the new standard for logistics management in the entertainment industry. It is a tech platform which improves efficiency, communication, and organization for your production by enabling your team to create directories of locations for crew to navigate to directly via the mobile app, removing confusion and user error that can be costly to your production. ORGANIZATION Create location directories for crew to access via the showNAV mobile app. NAVIGATION Crew can navigate directly from the app. showNAV uses GPS coordinates for destinations, ensuring better accuracy than addresses! AUTOMATION showNAV auto-generates maps to location, saving your production time and manpower while providing your crew with industry-standard design.
Screenshots
Verdict
The clearest difference is price: showNAV at Free against Slugline's $19.99. showNAV also leads on rating (5.0 vs 2.6) and update cadence (monthly vs every 2 months). Slugline's advantage is ratings volume (14 vs 1) and device support (4 vs 2). On ads, in-app purchases and iOS requirement 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
showNAV is free to download; Slugline costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.
showNAV holds the better App Store score, 5.0 against 2.6. That said, the two scores are not equally well evidenced: Slugline has 14 ratings behind it against 1, so its average is the more settled of the two.
Slugline ships an update every 2 months, showNAV monthly. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.
| Parameter | Slugline | showNAV |
|---|---|---|
| Price | $19.99 | Free — better |
| Rating | 2.6 (14 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 41.5% of reviews | — |
| Number of ratings | 14 — better | 1 |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod, Vision Pro — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 10 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Act Focused Media LLC | SHOWNAV INC. |
Customer experience
Slugline
showNAV
In-app purchases
Slugline
No in-app purchases
showNAV
No in-app purchases









