Runbuds vs MuscleCheck
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Runbuds
This app allows you to run with friends in real-time, seeing each other's avatars on a virtual track. It includes a run tracker with lock screen support, group relay challenges, and detailed performance statistics with shareable visualizations.
- Real-time avatar tracking
- Live lock screen activities
- Group relay challenges
- Detailed run statistics
- Shareable run visualizations
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Runbuds is the social running app that is truly built for your friends first. /// THE TRACK /// ・ Your avatar moves around a physical track ・ Your friends move around the track with you ・ Pass (or get passed oh no !!!) by your friends /// LOG RUNS /// Our run tracker lets you choose between: ・ An in-app full screen view ・ Live activities on your lock screen /// GROUP RELAYS /// Run towards a shared goal: ・ Set a total distance target ・ Set a timeframe ・ Add your friends to the Relay ・ Run run run run run !!! /// BEAUTIFUL STATS & VISUALS /// ・ See beautiful visualizations of your past runs ・ Sort by date, pace, distance, or difficulty ・ Share images of your runs with your friends /// GET IN TOUCH /// ・ Hit us up with ANY feedback or requests !!! ・ Contact support@runbuds.app
MuscleCheck
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Ever walk into the gym and think, "What am I supposed to train today? Did I do legs this week?" End the guesswork. MuscleCheck helps you track your workouts with a clean, visual interface. See your entire training week at a glance, ensuring you never overtrain or neglect a muscle group again. Work out with confidence and strategy. Terms of use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Runbuds at none against MuscleCheck's 3. Runbuds also leads on update cadence (every 2 days vs weekly). On price, ads, device support and iOS requirement 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. MuscleCheck sells 3 in-app purchases, starting at $1.99 per month. Runbuds asks for nothing beyond the download.
Runbuds ships an update every 2 days, MuscleCheck weekly. The most recent releases landed on October 14, 2026 and September 30, 2026 respectively.
| Parameter | Runbuds | MuscleCheck |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (64 ratings) — better | — |
| Positive reviews | 96.3% of reviews | — |
| Number of ratings | 64 — better | — |
| Update frequency | Every 2 days — better | Weekly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Requires iOS | 18.0 | 18.0 |
| Further details — not scored | ||
| Size | 56 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Light Nudge | Alejandro Zadkiel De Jesus Ramirez |
In-app purchases
Runbuds
No in-app purchases
MuscleCheck
- Pro Monthly$1.991 Month
- Pro Yearly$14.991 Year
- Lifetime Pro$29.99
