Comparison

Trena vs CrewBrief

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

Head to head
About

Trena

This app generates personalized workout routines to help you achieve fitness goals like muscle gain or body definition. It offers optimized exercises, progress tracking, and the ability to customize routines for home or gym training.

Highlights
  • Personalized workout routines
  • Muscle gain and body definition plans
  • Progress tracking
  • Exercise technique guidance
  • Customizable routines
  • Home and gym training options
Read full description

IT'S NEVER BEEN SO EASY AND FUN TO TRAIN AND MEET YOUR GOALS Trena is an app created by fitness trainers for you to reach your fitness goals such as gaining muscle mass, improving your physical condition or defining your body with routines optimized for your level and created not to be monotonous. WHY USE TRENA? The routines generated by our intelligent algorithm are optimized to stimulate your muscles to the maximum with the best exercises to make your sessions as fun and effective as possible. Also, if you are short on time we have express routines that you can do in less than 60 minutes. With Trena you will be able to: -Follow the exercises intuitively and learn the correct technique -Save the weights of the exercises you perform -Track the time it takes you to do each set, as well as your daily routine -Prioritize a muscle group you want to work -Change the exercises in your routine that you don't like for exercise alternatives CAN I TRAIN AT HOME? Of course! Trena allows you to choose between training at home, at the gym, choose the type of weights or machines you want to use, the days you want to train, among other things. You can train from the comfort of your home at the time you prefer with exercises selected for it. PROGRESS WITH TRENA! Our system assigns you series and repetitions that stimulate your muscles to the maximum according to your initial physical level, but also as you progress and meet the parameters that we will ask you, your routine will progress so that you continue to increase your muscle mass and take you to the next level. This app uses the standard terms of use from Apple: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

CrewBrief

Features
Read full description

CrewBrief is the all-in-one companion for airline crew, built around your schedule, your recovery, and your life on the road. TRIP BRIEF & SCHEDULE See your next flight, departure time, and layover at a glance. Your duty schedule, logbook, and trip details stay in one place. RECOVERY & HEALTH Connect Apple Health to bring in sleep, HRV, resting heart rate, and activity. CrewBrief turns those signals into a daily recovery and fatigue picture so you can plan rest around demanding rotations. TRAINING & NUTRITION Log workouts and meals, follow a training plan, and keep your nutrition on target whether you are home or on a layover. TASKS & TRAVEL Keep todos, goals, credentials, and personal trips organized around an unpredictable schedule. CrewBrief Pro unlocks the full app. A subscription is required after the free trial; founding-member accounts are included at no charge. Health information in CrewBrief is provided for wellness and informational purposes and is not medical advice. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://crewbrief.co/privacy

Screenshots

Trena4 screens
CrewBrief4 screens

Verdict

The call

Trena and CrewBrief 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. Trena sells 2 in-app purchases, starting at $4.99 per month and CrewBrief sells 2 in-app purchases, starting at $19.00 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Trena ships an update weekly, CrewBrief every 4 days. The most recent releases landed on October 18, 2026 and October 12, 2026 respectively.

ScorecardNo meaningful differences
Trena versus CrewBrief: the parameters behind the verdict, then further details
ParameterTrenaCrewBrief
PriceFreeFree
Rating4.9 (17 ratings) — better—
Positive reviews60.7% of reviews—
Number of ratings17 — better—
Update frequencyWeeklyEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad — better
Requires iOS16.4 — better17.0
Further details — not scored
Size78 MB36 MB
Age rating4+4+
DeveloperAndres VazquezErik Eriksson

In-app purchases

2 purchases

Trena

Subscriptions2
  • Mensualidad Premium$4.991 Month
  • Six months premium$22.996 Months
2 purchases

CrewBrief

Subscriptions2
  • CrewBrief Pro$19.001 Month
  • CrewBrief Pro Annual$190.001 Year

Questions

Is Trena free?
Trena is free to download, with in-app purchases available.
Is CrewBrief free?
CrewBrief is free to download, with in-app purchases available.
Do Trena or CrewBrief have ads?
Neither Trena nor CrewBrief shows ads.
Which is updated more often, Trena or CrewBrief?
Trena ships an update weekly, and CrewBrief every 4 days. Most recently, Trena was updated on October 18, 2026 and CrewBrief on October 12, 2026.

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