Dromos vs TriSync
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Dromos
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Your 70.3 coach. Built around your numbers, your schedule, and your race. Most apps hand you a template. Dromos coaches you β building your plan from scratch based on your current fitness, your race date, and the time you actually have to train each week. Coaches you from your real fitness Dromos uses your FTP, VMA, and CSS to set the right intensity for every swim, bike, and run. Pick your 70.3, set your goal, and get a periodized plan with Base, Build, Peak, and Taper phases scaled to where you are today β not where someone else's spreadsheet assumes you are. Fits the week you actually have Tell Dromos which days you can swim, bike, and run β and how long you have on each one. Your training is shaped around your life, not the other way around. Every session, explained Each workout comes with coaching notes: the purpose, the adaptation it targets, where it sits in your periodization, and what to focus on while you train. So you're not just ticking boxes β you understand what you're building. Syncs with Strava Connect Strava and Dromos automatically matches your completed activities to your planned sessions. See actual duration, distance, power, pace, and heart rate next to what was planned β so you always know how your training is tracking. Everything in one place Your full plan, week by week. Structured workout steps with intensity graphs. Strava data matched to your sessions. A rolling home view that always shows where you are in your training. Dromos is for athletes preparing for a 70.3 who want a real coach β one built around their numbers, their schedule, and their race.
TriSync
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TriSync is triathlon training for age-group athletes who want structure without a coach price tag. Triathlon isnβt three separate sports. Brick fatigue, cross-discipline load, and race-distance periodization matter β and generic fitness apps ignore them. TriSync doesnβt. WHAT YOU GET β’ AI-built plans for Sprint, Olympic, 70.3, and Ironman β’ Plans shaped by your race date, experience, weekly hours, and gear β’ Today: exactly what to do, and why it matters β’ Plan: month calendar + week load view to own your schedule β’ Honest logging with RPE (1β10) and optional notes β’ Pro coach tools: auto-adapt after missed weeks, check-ins, time away, and injury pause β’ Apple Watch workout templates and Strava import (Pro) FREE Log sessions and explore week one of your plan. PRO Unlock the full multi-week plan, AI rebuilds, adaptations, and device sync. Try weekly with a 7-day free trial, or go yearly for a full training cycle. Calm coaching energy. No hype. No fake urgency β just a plan that respects how triathlon actually works. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://guan-eric.github.io/trisync-legal/privacy/
Screenshots
Verdict
The clearest difference is in-app purchases: Dromos at none against TriSync's 2. TriSync's advantage is iOS requirement (16.4 vs 18.0). On price, update cadence, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. TriSync sells 2 in-app purchases, starting at $9.99 per 7 days. Dromos asks for nothing beyond the download.
Dromos ships an update every 11 days, TriSync every 3 weeks. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.
| Parameter | Dromos | TriSync |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 days β better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 16.4 β better |
| Further details β not scored | ||
| Size | 5 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | Emmanuel Breard | Eric Guan |
In-app purchases
Dromos
No in-app purchases
TriSync
- TriSync Weekly 27 Days trial$9.997 Days
- TriSync Yearly 2$79.991 Year









