The 7 best cross-training apps for 2026

Cross-training is more than mixing it up. It's what keeps a routine useful after the novelty wears off. It builds strength around your main sport, gives overused joints a break, and makes it easier to stay consistent when you don't feel like doing the same workout again. That's the simple version.

The messy version is real life. One friend uses an Apple Watch. Another has a Garmin. Someone else logs workouts through Strava. One person just carries an iPhone and still wants in. Finding the best cross-training plan isn't only about workout quality anymore. It's also about whether your setup works with the people you want to train with.

That matters more than most reviews admit. A polished class library is great. A smart program is great. But if your progress lives in five different apps and your group challenge turns into an argument about whose tracker counts what, motivation drops fast.

Here's an honest list of the tools that do those two jobs well, plus where each one fits.

1. MoveTogether

Three friends finish the same week of training. One used an Apple Watch. One logged runs on Garmin. One tracked walks with an iPhone. The workouts count. The argument starts when they try to compare them.

MoveTogether exists for that problem. We're not the app you pick for a huge on-demand class catalog. We're the layer that makes cross-training progress fair across mixed devices, so a group can use different workout tools and still compete without constant score debates.

We support Apple Health, including Apple Watch, apps that sync into Apple Health, and iPhone-only tracking. We also connect directly with Fitbit, Garmin, WHOOP, Oura, Strava, and Polar through our wearables support. If your group already likes Apple Fitness+, you don't need to replace it. Use it for sessions, then see how the tracking and competition side fits on top in this Apple Fitness+ vs MoveTogether comparison.

Where it helps most

Fair scoring is the main job. MoveTogether normalizes activity across every supported device into one unified score, so an Apple Watch, a Fitbit, a Garmin, a WHOOP, and an iPhone-only user can all land on the same leaderboard. The scoring options are shown clearly, so groups can pick the one that matches how they train: Ring Close Count, Percentage of Goals, Raw Numbers, and Step Count.

A practical rule helps here. If your group mixes devices, start with Ring Close Count or Percentage of Goals. Those usually lead to fewer complaints than raw step totals, because they don't quietly reward the person who happens to walk all day.

What it does well, and what it doesn't

The strongest use case is a real friend group with mixed hardware and mixed workout habits. One person can do Apple Fitness+ strength. Another can ride with Garmin. Someone else can just walk more with a phone in their pocket. MoveTogether gives that group one shared scoreboard instead of three separate versions of progress.

We also put real effort into the motivation side. Move Leagues, Coach Mo, Streaks & Shields, and Past You Ghost help people stay engaged between workouts. That matters because most groups don't quit from lack of workout options. They quit when the social side gets messy or flat.

There are limits, and they're worth being blunt about:

• No GPS routes. If you want route discovery, segment chasing, or a detailed endurance log, keep using Strava, Garmin, Apple Fitness+, or a similar workout app alongside us.
• iOS-only today. Android isn't live yet. If that's you, join the Android waitlist.
• Some features are Pro. Past You Ghost and deeper analytics sit in the optional Pro tier. The core competition experience is free to start.

MoveTogether works best as the fairness layer for cross-training, not as your only fitness app. If your group already trains in different places and tracks in different ways, that trade-off makes sense fast.

2. Apple Fitness+

A common setup looks like this. One friend has an Apple Watch and wants guided HIIT. Another trains with Garmin. A third just wants yoga and mobility on a phone. Apple Fitness+ works very well for the first person. It gets trickier once the whole group wants to compare progress fairly.

On its own, Apple Fitness+ is a strong workout library. You get strength, HIIT, cycling, rowing, treadmill, yoga, Pilates, mobility, and meditation in one subscription on the Apple Fitness+ site. The sessions are polished and the coaching is clear. If you already use Apple hardware, starting a workout feels easy and natural.

Best for people already in Apple's ecosystem

Apple Fitness+ fits people who want structure without writing their own program. It also suits households that can share one subscription and people who like having recovery content next to harder training days.

The trade-off is compatibility. Apple Fitness+ handles workouts well, but it doesn't fix the mixed-device problem for a friend group. If some people log training with Apple Watch and others use Fitbit, Garmin, or just a phone, comparisons can feel off fast. A layered setup works better. Use Apple Fitness+ for the sessions, then use a shared fairness layer for motivation and scoring. If your group needs help on the accountability side, a separate fitness motivation app usually does more than another class library.

3. Nike Training Club

A friend texts the group chat at 6 p.m. Half the group is heading to a gym. One person has 20 minutes at home. Another is traveling with no equipment. Nike Training Club handles that kind of real life well.

The appeal is simple. The workout library is free, broad, and easy to start through Nike Training Club on the App Store. You get strength, conditioning, mobility, yoga, and guided programs without paying for another subscription. That matters because cross-training usually breaks down at the setup stage, not the motivation stage. If a plan asks too much on day one, people skip it.

What it does well

NTC works best for groups and individuals who need flexible training input, not one rigid system. The coaching is polished and the sessions feel complete. The app holds up for home workouts, gym days, and travel weeks when your normal routine disappears. It also stays in its lane, which I see as a strength.

• For workouts: plenty of useful sessions across strength, mobility, conditioning, and general fitness.
• For consistency: it lowers the friction. Open the app, choose a session, start.
• For motivation and fairness: you may still want a separate accountability layer if your group uses different devices or tracks workouts in different ways.
• For analytics: it's lighter on long-term comparison, trend tracking, and competitive features.

For solo training, NTC is easy to recommend. For a mixed-device friend group, it works better as the workout layer than the scoring layer. One person might log with Apple Watch, another with Garmin, another with just a phone. The training can match. The comparison often doesn't. That's where a separate fairness layer keeps the challenge honest without forcing everyone onto the same hardware.

4. LES MILLS+

LES MILLS+ is for people who like a studio feel and want that same energy at home. On the LES MILLS+ platform, the draw is recognizable class formats like BODYPUMP and GRIT, plus a style of coaching that feels tight and repeatable. Some people love that consistency. Others bounce off it. That's the fundamental trade-off.

When it works best

If you want music-driven sessions with a clear class identity, LES MILLS+ is strong. It gives you structure without the heavy build-your- own-plan burden, and the coaching style stays consistent across classes. It's also good for people who perform better when the workout feels like an appointment instead of a menu. The honest catch is that the best cross-training app for you isn't always the one with the most content. It's the one whose style you won't skip.

Where you need to be careful is equipment. Some programs are simple to start. Others make more sense if you already have a barbell, bike, or studio-style setup at home. Regional availability and pricing can also feel uneven depending on where you live. LES MILLS+ doesn't replace a social leaderboard for mixed-device groups, but it can be an excellent training input if your group wants intense classes and doesn't mind using another app to compare outcomes.

5. FitOn

FitOn is the budget pick that doesn't feel cheap. On the FitOn website, you'll find a broad library that covers cardio, strength, HIIT, dance, yoga, and more, with a free tier that gives a lot away before asking for an upgrade. That's why it works for people who want variety but don't want to commit much money yet. It also helps if your household trains on different screens, because FitOn is built for broad device access and easy casting.

Best for casual consistency

FitOn is a practical choice when your biggest challenge is just getting something done. The app lowers friction. You can pull up a class, cast it, and move without a lot of setup. That said, its programming depth feels lighter than more structured systems. If you want a long progression with a strong sense of overload and measurable training blocks, you'll probably outgrow it or use it as a supplement.

• Great for: budget-conscious users, general fitness, and households that want lots of choices.
• Less great for: data-heavy athletes and people who want strong device-based analysis.
• Best combo: use FitOn for workout variety, then add a separate tracker or social competition app if accountability matters.

6. BODi

BODi is the opposite of casual browsing. On the BODi platform, the main attraction is a big archive of structured multi-week programs with clear calendars and a built-in sense of progression. If you know names like P90X or 21 Day Fix, you already understand the appeal. BODi gives people a schedule to follow, and for many users that alone is the difference between trying cross-training and sticking with it.

Strong on calendars, light on decision fatigue

The best part of BODi is that it removes decision fatigue. You don't have to wonder what to do today. You press play on day one, then day two, then keep going. If you hate choosing workouts, a calendar beats a giant content library every time. That format works well for people who want a prescribed path and don't want to build a weekly split from scratch, and it suits home users because many programs need little or no equipment.

The downside is the size of the library. A huge catalog sounds good until it starts to feel noisy. BODi also tends to put nutrition and supplement offers close to the product experience, which some users won't mind and others will. It's best for commitment-minded users who want a program, not just options. As a standalone engine for mixed-device group competition it's less compelling, but as a workout source it still earns a place.

7. Centr

You train at home on Monday, hit a gym on Wednesday, and need something short on Friday that doesn't wreck your weekend. Centr fits that kind of week well. The Centr platform mixes strength, HIIT, boxing, yoga, mobility, and mindfulness without pushing every session toward all-out intensity. That matters for cross-training. Good programming isn't just hard. It has to be repeatable.

Best for athletic variety without constant replanning

Centr works well for people who want one app to cover several training modes and several settings. Home, gym, bodyweight-only, and recovery sessions can all live in the same place. The trade-off is structure. Centr gives you enough guidance to keep momentum, but it's not as rigid as a strict day-by-day calendar system. Some people do better with that freedom. Others need a clearer prescribed path or they start skipping sessions.

It also matters in group use. Centr can be a solid workout engine for a friend group, but it doesn't solve the mixed-device fairness problem on its own. If one person tracks with Apple Watch, another with Garmin, and someone else uses Fitbit or WHOOP, comparing effort gets messy fast. You can keep Centr for the workouts, then use MoveTogether to normalize activity across devices and keep the competition fair. And if an adaptive coaching layer matters to you, our guide to what an AI fitness coach should actually help with is a useful place to start.

One practical point on picking a mode. A runner coming back from injury needs cross-training that supports a specific goal, not just generic low-impact work. Impact load varies a lot by activity, so the best cross-training option depends on what you need more of right now: recovery, conditioning, strength, or higher-impact loading. Centr gives you a broad menu. You still have to choose the right tool for the job.

The seven at a glance

The best tool is the one you stick with

Tuesday night is where the decision usually gets made for you. One friend wants a guided class on an iPad. Another tracks everything on Garmin. Someone else has an iPhone, a mat, and 30 minutes. The workout itself is easy to choose. Getting everyone into the same routine is harder.

So the best cross-training platform isn't only about workout quality. It's also about compatibility. Apple Fitness+ is a strong fit for polished coaching and tight Apple integration. Nike Training Club still makes sense when cost matters. LES MILLS+ works for people who like a studio feel. FitOn keeps the barrier low. BODi suits people who do better with a calendar. Centr is a good middle ground for strength, conditioning, mobility, and recovery in one place.

The trade-off gets real in groups. A platform can be excellent on its own and still fail for your crew if people use different devices, track in different ways, or feel like the comparison isn't fair. That happens all the time. Mixed-device friend groups are normal, and so are mixed goals. Visible progress and shared accountability usually help people stay involved, and the exact workout app matters less than whether the group can rally around one system and trust the scoring.

MoveTogether fits into that gap. We don't replace Apple Fitness+, Nike Training Club, LES MILLS+, or any other training app. We sit on top of them. If one person uses Apple Health, another uses Fitbit or Garmin, and another only has an iPhone, the group can still join the same competition and follow one shared scoreboard. That doesn't solve programming. It solves fairness.

Use the platform you'll open three times a week. Then add the layer that keeps the group honest and makes participation feel worth tracking. MoveTogether puts Apple Health, Fitbit, Garmin, WHOOP, Oura, Strava, Polar, and iPhone-only activity on one live leaderboard, with Move Leagues and Coach Mo to keep the habit going. It's free to start, with an optional Pro tier. iOS as of mid-2026, with Android on the waitlist.

Third-party device, platform, and app names belong to their respective owners. The MoveTogether app is iOS-only as of mid-2026; Android is on the waitlist.

Stop reading. Start competing.

MoveTogether is free on the App Store. Bring whatever wearable you've got — or just your iPhone.