RankPro vs Norwegian 4x4 Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RankPro
Read full descriptionHide full description
RankPro runs your tennis or padel club ranking and keeps it up to date, match after match. Challenge other players, log your results and climb the ladder when you win. No spreadsheets, no chat groups: every result updates the ranking automatically. HOW IT WORKS - Join your club and its ranking. - Answer a short questionnaire to estimate your starting level. - Challenge players near your position. - Log the result: the app recalculates points and reorders the table. SMART RATING (NTRP-STYLE) RankPro uses a rating system that estimates your real level, similar to NTRP. The more you play, the more accurate it gets. Beating a stronger rival earns more; losing to an even player costs little. TIERS From Iron to Master: every player has a tier based on their rating, so you can place yourself at a glance. MORE THAN SINGLES - Tennis and padel. - Singles and doubles. - Tournaments with automatic draws. PUBLIC AND PRIVATE CLUBS Admins can list the club in the directory or keep it private, reachable only via invite link. ALL IN ONE PLACE - Match history and stats. - Challenge and result notifications. - Your profile and progress. Download RankPro and let your club's ranking take care of itself.
Norwegian 4x4 Timer
This free app guides users through the Norwegian 4x4 interval training protocol to improve cardio and VO2 Max. It supports various cardio activities and allows for customization of interval durations and repetitions.
- Norwegian 4x4 Protocol guidance
- Customizable interval durations
- Adjustable number of intervals
- Supports various cardio activities
- VO2 Max improvement focus
Read full descriptionHide full description
Norwegian 4x4 Timer is a simple, free app to guide you through intervals for the Norwegian 4x4 Protocol. It can also be customized to adjust interval durations and number. Use it to amp up your cardio and VO2 Max. Whether it's running, rowing, jump rope, cycling, or other forms of cardio training, this is your trusted companion to know when to push yourself and when to rest in your interval workout.
Screenshots
Verdict
The clearest difference is device support: RankPro at 3 against Norwegian 4x4 Timer's 1. RankPro also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
RankPro ships an update every 8 days, Norwegian 4x4 Timer fortnightly. The most recent releases landed on September 21, 2026 and October 14, 2026 respectively.
| Parameter | RankPro | Norwegian 4x4 Timer |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 8 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 41 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | CARLOS FACUNDO MOLINA ALCHOURRON | No Translation Layer LLC |
In-app purchases
RankPro
No in-app purchases
Norwegian 4x4 Timer
No in-app purchases









