Comparison

Airtime BT vs Deep and Steep

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Airtime BT

Analyze your Flysight data

About

Airtime BT

Features

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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

About

Deep and Steep

Features

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The Deep and Steep app connects to your Insight, Soundlink, or Stratos. Configure your altimeter and keep all of your logbook data organized in one spot. Use the interactive GPS track overlay to debrief your skydives using GPS data from an Insight or Stratos.

Screenshots

Airtime BT4 screens

Deep and Steep4 screens

Verdict

The call

Airtime BT and Deep and Steep are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Airtime BT ships an update every 3 days, Deep and Steep every 2 days. The most recent releases landed on September 9, 2026 and September 18, 2026 respectively.

ScorecardNo meaningful differences

Airtime BT versus Deep and Steep: the parameters behind the verdict, then further details
Parameter	Airtime BT	Deep and Steep
Price	Free	Free
Update frequency	Every 3 days	Every 2 days — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad	iPhone, iPad
Requires iOS	16.6	16.0 — better
Further details — not scored
Size	3 MB	41 MB
Age rating	4+	17+
Developer	Guillaume Gerard Frantz Vigneron	Deep and Steep LLC

In-app purchases

None

Airtime BT

No in-app purchases

None

Deep and Steep

No in-app purchases

Questions

Is Airtime BT free?

Airtime BT is free to download, with no in-app purchases.

Is Deep and Steep free?

Deep and Steep is free to download, with no in-app purchases.

Do Airtime BT or Deep and Steep have ads?

Neither Airtime BT nor Deep and Steep shows ads.

Which is updated more often, Airtime BT or Deep and Steep?

Airtime BT ships an update every 3 days, and Deep and Steep every 2 days. Most recently, Airtime BT was updated on September 9, 2026 and Deep and Steep on September 18, 2026.