Compare apps
UpdatedJB4 Mobile, QZ Fitness, Ballistic X and Steel Challenge Match Tracker, side by side in the App Store charts.
JB4 Mobile
QZ Fitness
Ballistic X
Steel Challenge Match Tracker
That's the most: 4 apps. Remove one to add another.
Sign in to compare 30 and 90 days of history.
Highlights
From the latest charts. Each one needs a clear leader.
QZ Fitness ranks highest in Paid · Sports in the United States: #1, ahead of JB4 Mobile at #2.
Ballistic X gained the most in Paid · Sports in the United States over 7 days: up 5 places.
QZ Fitness charts in the most countries: 11 of the 11 countries we track.
QZ Fitness held the steadiest position in Paid · Sports in the United States over 7 days: in the chart at every check, moving 2 places between checks on average.
Steel Challenge Match Tracker entered the charts in 1 new country in the last 7 days: the United States.
Side by side
Ranks and changes are in Paid · Sports in the United States, unless a row says otherwise.
Rank history
Paid · Sports in the United States, the last 7 days.
United States · Paid · Sports, 8 snapshots since 29 Oct. JB4 Mobile: best #2, latest #2; QZ Fitness: best #1, latest #1; Ballistic X: best #2, latest #3; Steel Challenge Match Tracker: best #35, latest #35.
Show ranks by dateHide ranks by date
| Checked | JB4 Mobile | QZ Fitness | Ballistic X | Steel Challenge Match Tracker |
|---|---|---|---|---|
| 5 Nov 2026 | #2 | #1 (number one) | #3 | #35 |
| 4 Nov 2026 | #2 | #1 (number one) | #3 | — |
| 3 Nov 2026 | #16 | #4 | #12 | #76 |
| 2 Nov 2026 | #11 | #2 | #5 | — |
| 1 Nov 2026 | #4 | #7 | #2 | — |
| 31 Oct 2026 | #4 | #2 | #5 | — |
| 30 Oct 2026 | #6 | #2 | #13 | — |
| 29 Oct 2026 | #2 | #3 | #8 | — |
By country
Paid · Sports in every tracked country where at least one of these apps is in it. Change and "a week ago" are over 7 days.
| Country | JB4 Mobile | QZ Fitness | Ballistic X | Steel Challenge Match Tracker | Ahead |
|---|---|---|---|---|---|
| United States | #2No change#2 a week ago · best #2 | #1 (number one)Up 2 places#3 a week ago · best #1 | #3Up 5 places#8 a week ago · best #2 | #35Not enough history yetNot in it a week ago · best #35 | QZ Fitness |
| United Kingdom | #84Up 8 places#92 a week ago · best #7 | #2Up 2 places#4 a week ago · best #1 | #28Up 25 places#53 a week ago · best #12 | Not in it | QZ Fitness |
| Canada | #47Down 44 places#3 a week ago · best #2 | #1 (number one)Up 1 place#2 a week ago · best #1 | #14Up 4 places#18 a week ago · best #1 | Not in it | QZ Fitness |
| Australia | #17Up 5 places#22 a week ago · best #3 | #6Down 2 places#4 a week ago · best #1 | #1 (number one)Up 61 places#62 a week ago · best #1 | Not in it | Ballistic X |
| Germany | #91Up 2 places#93 a week ago · best #18 | #2Up 1 place#3 a week ago · best #1 | #83Down 76 places#7 a week ago · best #7 | Not in it | QZ Fitness |
| France | #78Up 6 places#84 a week ago · best #30 | #1 (number one)Up 11 places#12 a week ago · best #1 | #93Up 7 places#100 a week ago · best #5 | Not in it | QZ Fitness |
| Japan | Not in it | #39Down 17 places#22 a week ago · best #5 | Not in it | Not in it | QZ Fitness · only one in it |
| India | #32Up 1 place#33 a week ago · best #32 | #19Down 18 places#1 a week ago · best #1 | Not in it | Not in it | QZ Fitness |
| Brazil | #15No change#15 a week ago · best #2 | #41Down 38 places#3 a week ago · best #1 | #22No change#22 a week ago · best #2 | Not in it | JB4 Mobile |
| Mexico | #11No change#11 a week ago · best #3 | #37Down 7 places#30 a week ago · best #1 | #82No change#82 a week ago · best #80 | Not in it | JB4 Mobile |
| Spain | #79No change#79 a week ago · best #78 | #1 (number one)Up 1 place#2 a week ago · best #1 | #75Down 3 places#72 a week ago · best #9 | Not in it | QZ Fitness |
By category
Each app in its own category's Paid chart in the United States. JB4 Mobile, QZ Fitness, Ballistic X and Steel Challenge Match Tracker are all in Sports, so their ranks there compare directly.
Versions
The current version from the App Store, and every update we've seen ship since we started tracking each app.
JB4 Mobile
- Current version
- 3.0.7
- 8 Jan 2026
- Released
- 12 Feb 2014
Updates since we started tracking it (8 Oct 2026)
No new version seen yet.
QZ Fitness
- Current version
- 2.21
- 2 Sep 2026
- Released
- 10 Dec 2020
Updates since we started tracking it (8 Oct 2026)
No new version seen yet.
Ballistic X
- Current version
- 4.3.0
- 21 Oct 2026
- Released
- 27 Jan 2019
Updates since we started tracking it (8 Oct 2026)
- 4.2.0 → 4.3.021 Oct 2026
Steel Challenge Match Tracker
- Current version
- 2.3.3
- 7 Jan 2026
- Released
- 15 Jan 2019
Updates since we started tracking it (3 Nov 2026)
No new version seen yet.
Ranks come from Apple's public top 100 charts, checked once a day. Appulse Index isn't affiliated with Apple.