Version history
Norwegian 4x4 Protocol: Boreas
56
ASO score
Text
62/100
Reviews
50/100
Graphic
60/100
Other
0/100
App Rating
4.6
Votes
30
App Age
4m 16d
Last Update
Dec 11, 2025
iAP
$9.99 - 29.99
Compare with Category Top Apps
|
Metrics
|
Current App
|
Category Top Average
|
Difference
|
|---|---|---|---|
|
Rating
|
4.6
|
4.68
|
-2%
|
|
Number of Ratings (Voted)
|
30
|
859.1K
|
-100%
|
|
App Age
|
0y 4m
|
9y 7m
|
-96%
|
|
In-app Purchases Price
|
$17
|
$49
|
-66
%
|
|
Update Frequency
|
27d
|
20d
|
+35%
|
|
Title Length
|
30
|
26
|
+15%
|
|
Subtitle Length
|
29
|
28
|
+4%
|
|
Description Length
|
1 436
|
3 212
|
-55%
|
|
Number of Screenshots
|
507
|
1545
|
-67
%
|
|
Size
|
8MB
|
358MB
|
-98
%
|
Category Ranking in United States
7 days
Last 7 days
Last 30 days
Last 90 days
Last 180 days
Last year
| Top | Jan 03, 2026 | Jan 10, 2026 |
|---|---|---|
|
No results were found!
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| Top | Jan 03, 2026 | Jan 10, 2026 |
|---|---|---|
|
No results were found!
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| Top | Jan 03, 2026 | Jan 10, 2026 |
|---|---|---|
|
No results were found!
|
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| Top | Jan 03, 2026 | Jan 10, 2026 |
|---|---|---|
|
No results were found!
|
||
Ranking Keywords in United States
| Keywords | App Rank |
|---|
Analyze this and other apps using Asolytics tools
Text ASO
Title
(
Characters:
30
of 30
)
Norwegian 4x4 Protocol: Boreas
Subtitle
(
Characters:
29
of 30
)
Interval training for VO2 max
Description
(
Characters:
1436
of 4000
)
Get started with Norwegian 4x4 interval training.
Norwegian 4x4 Protocol: Boreas makes it easy to get started with the Norwegian 4x4 protocol. Just select warm-up and cooldown duration, and the app handles the rest. You can connect an Apple Watch to track your heart rate and calories. The app supports voice guidance to let you know when the interval is about to end and when the next interval starts.
Features:
• Perform Norwegian 4x4 workouts.
• Know when the next interval starts while the app is in the background with voice guidance.
• Get current heart rate, heart rate zone and calories from your Apple Watch.
• Save your workouts to the Health app.
• No sign-in is required.
Norwegian 4x4 Protocol: Boreas is a HIIT interval timer for improving cardio, which is relevant if you're training for 5k, 10k, half marathon, marathon, improving VO2 max or general fitness.
If you have a suggestion for how to improve Norwegian 4x4 Protocol: Boreas, feel free to contact the App Support email.
Always consult with a healthcare provider before starting any new exercise program. Exercise can carry risks, especially for people who have certain medical conditions or who have not been physically active in a long time. It's important to understand that using this app does not replace a doctor's advice or treatment.
Terms of use for Norwegian 4x4 Protocol: Boreas: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/}
Read more
Other
Additional Information
| Rating: | |
| Voted: | 30 |
| App Store Link: | |
| Website: | - |
| Email: | - |
| Privacy Policy: | |
| Categories: | Health & Fitness, Sports |
| Size: | 8MB |
| iAP: | 9.99 - 29.99 $ |
| App Age: | 4 months 16 days |
| Release Date: | Aug 26, 2025 |
| Last Update: | Dec 11, 2025 |
| Version: | 1.1.4 |
Version history
1.1.4
Dec 11, 2025
This version of Norwegian 4x4 Protocol: Boreas includes improvements and bug fixes
1.1.3
Dec 05, 2025
This version of Norwegian 4x4 Protocol: Boreas includes improvements and bug fixes
