Random Abs vs Dorundorun
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Random Abs
This app provides unique daily ab workout routines, varying exercises, reps, and sets each day. It includes exercise demonstrations and a history tracker. An optional cloud account syncs progress across devices.
- Daily randomized ab routines
- Exercise demos and descriptions
- Completed routine history
- Built-in stopwatch
- No account required
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FREE, daily, ab exercises routines! NO ADS either. We think you'll be pleasantly surprised ;-) Variety is the key to motivation and success. Random Abs was built around this idea. We generate a new ab routine each day from a large pool of exercises. Which exercises, the quantity of exercises, the reps for each exercise, AND the number of sets varies in each routine. • Daily ab routines • Demos and descriptions for each exercise • Maintains your completed routine history for you • No account necessary • Optional (and free) accounts to keep your history safely in the cloud for using between devices • Built-in stopwatch for timed exercises like Planks • Crunches, planks, Russian twists, and more! We want Random Abs to be a useful tool for you and we care what you think. Please send us through our contact form on our website your ideas, suggestions, complaints, bugs, or praise you may have.
Dorundorun
Connect with fellow Korean runners in Dallas through this community app. Organize and join group runs, track your attendance, and share your running experiences. It's designed for flexible participation and fostering social connections within the local running scene.
- Join scheduled and spontaneous group runs
- Track attendance and view personal stats
- Share photos and connect with other runners
- Organize meetups and plan flash runs
- Personalized runner profiles and notifications
- Seamless KakaoTalk group integration
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DoRundoRun (두런두런) - Dallas Korean Running Community Connect with Korean runners in Dallas! What started as a KakaoTalk group has evolved into a full-featured community app for attendance tracking, event coordination, and social connection. KEY FEATURES Running Events • Regular Runs: Join scheduled group runs managed by organizers • Flash Runs: Create spontaneous runs anytime, anywhere • Event Details: Location links, participant lists, and likes • Flexible Participation: Join when it works for your schedule Attendance Management • Easy Check-In: Track your participation at each run • Personal Stats: View your monthly attendance records • Attendance History: See your running journey over time • Admin Tools: Organizers can manage check-ins efficiently Community Hub • Share Photos: Post running moments (up to 5 images) • Connect: Comment and like posts from fellow runners • Tag Members: Mention other runners in your posts • Organize Meetups: Plan flash runs through community posts • Free Discussion: Chat about running and Dallas life KakaoTalk Integration • Seamless Connection: App works alongside your KakaoTalk group • Coordinate Better: Post flash runs in app, confirm in KakaoTalk • Growing Community: Bring more Korean runners together Personal Profile • Track Your Progress: See all your runs in one place • Customize: Upload profile photo and update info • Notifications: Stay updated on new runs and comments PERFECT FOR • Korean residents in Dallas looking for running partners • Anyone wanting to join a friendly Korean running community • Runners who prefer flexible flash runs over scheduled events • People seeking both fitness and social connection WHY DORUNDORUN? We understand that regular runs don't work for everyone's schedule. That's why we emphasize flash runs - create or join spontaneous runs whenever you're free! Our community grows stronger when members can participate on their own terms. From attendance tracking to community building, DoRunDoRun helps Dallas Korean runners stay connected, active, and motivated. Let's run together! --- This app is for members of the Dallas Korean running community. Sign up to join our growing crew!
Screenshots
Verdict
The clearest difference is ratings volume: Random Abs at 660 against Dorundorun's 1. Random Abs also leads on iOS requirement (12.0 vs 15.1). Dorundorun's advantage is update cadence (every 6 days vs every 4 weeks). On price, rating, 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.
On the App Store both sit at effectively the same score — 4.9 for Random Abs against 5.0 for Dorundorun. That said, the two scores are not equally well evidenced: Random Abs has 660 ratings behind it against 1, so its average is the more settled of the two.
Random Abs ships an update every 4 weeks, Dorundorun every 6 days. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.
| Parameter | Random Abs | Dorundorun |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (660 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 95.3% of reviews | — |
| Number of ratings | 660 — better | 1 |
| Update frequency | Every 4 weeks | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 99 MB | 30 MB |
| Age rating | 4+ | 17+ |
| Developer | Hammock LLC | Ha Jeong |
Customer experience
Random Abs
Dorundorun
Bugs and requests
Random Abs
Reported bugs
1 issue- Plank timer went missing with update
Requested features
3 requests- Adjustable overall difficulty
- Timer for breaks between sets
- Option to select/deselect exercises
Dorundorun
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Random Abs
No in-app purchases
Dorundorun
No in-app purchases
