Rescue Knots vs Airtime BT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rescue Knots
Learn to tie 27 essential search and rescue knots with detailed graphics and step-by-step instructions. This reference app is ideal for professionals in firefighting, police, and military training, providing quick access to critical knot-tying techniques in emergency situations.
- 27 popular search and rescue knots
- Detailed graphics emphasizing key steps
- Written step-by-step instructions
- Zoomed view by rotating phone
- Visual glossary of knots
- Reference for emergency situations
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27 OF THE MOST POPULAR AND USEFUL SEARCH AND RESCUE KNOTS! • #1 Sports app in 3 Countries! • Top 20 Sports app in the USA and Canada! • "This is a great app....very useful for anybody in firefighting…" - App Store USA • "This is an amazing app. I'm a firefighter and use this as a cross reference...in the field.." - App Store USA ****** Geared towards professional search and rescue, police, fire and military training, Search and Rescue Knots provides an at-your-finger-tips reference for tying 27 of the most popular and useful knots used in emergency situations. The selection of knots was determined through research, consultation and our history of developing sophisticated training materials for the fire rescue field. The precisely designed and detailed graphics emphasize key steps and clearly show critical overlapping elements, arrows and other guides to help you understand complex knots. Follow along with the written steps or rotate your phone to the side for a zoomed view. • Search and Rescue Knots includes these great knots and a visual glossary Loops ▸ Bowline ▸ Butterfly Loop ▸ Double Bowline ▸ Double Figure Eight ▸ Figure Eight Follow-Through ▸ Figure Eight on a Bight ▸ Inline Figure Eight Hitches ▸ Clinch Hitch ▸ Clove Hitch ▸ Girth Hitch ▸ Half Hitch ▸ Load Releasing Hitch ▸ Münter Hitch ▸ Prusik Hitch ▸ Tensionless Hitch ▸ Timber Hitch ▸ Trucker's Hitch Bends ▸ Double Fisherman's Knot ▸ Figure Eight Bend ▸ Water Knot ▸ Sheet Bend Stoppers ▸ Double Overhand ▸ Figure Eight ▸ Overhand Knot Harness ▸ Fireman's Chair ▸ Karash Harness ▸ Triple Bowline • SUPPORT: fissionmedia.com
Airtime BT
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Download your tracks directly from your Flysight 2 via Bluetooth and check your performances on your phone between two jumps! Also compatible with Flysight 1 (requires standard iPhone adapter, see documentation). Remember to update your Flysight 2 to the latest official firmware to enable Bluetooth support. See instructions here: https://flysight.ca/firmware/ Please check the documentation and report bugs here: https://github.com/vef445/AirtimeBT/blob/master/README.md
Screenshots
Verdict
The clearest difference is price: Airtime BT at Free against Rescue Knots's $1.99. Airtime BT also leads on in-app purchases (none vs 1) and update cadence (every 3 days vs every 12 months). Rescue Knots's advantage is iOS requirement (9.0 vs 16.6). On ads 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
Airtime BT is free to download; Rescue Knots costs $1.99 up front. Rescue Knots sells 1 one-off in-app purchase. Airtime BT asks for nothing beyond the download.
Rescue Knots ships an update every 12 months, Airtime BT every 3 days. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.
| Parameter | Rescue Knots | Airtime BT |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 2.7 (3 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 12 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Paid | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 9.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 17 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Fission Media Group Inc. | Guillaume Gerard Frantz Vigneron |
In-app purchases
Rescue Knots
- Upgrade Rescue Knots to Best Knots$0.99
Airtime BT
No in-app purchases
