RRae
Calm and technical. Cues, percentages, and a clean rationale every time.
An AI coach that actually reads your log.
Most fitness apps glue an LLM to a generic workout template. Ascend's coach reads every set, sleep score, soreness flag, and meal you've logged in the last 90 days — then proposes the next move, set-by-set.
Pick your coach
JJune
Warm and encouraging. Celebrates the wins, never makes a rough day worse.
AAtlas
Drill-sergeant energy. Blunt, demanding, and brilliant at getting you under the bar.
One personality, your call. The coach reads your history the same way — only the delivery changes.
How it works
Two models, one job: the next right move.
Cloud reasoning for the thinking, an on-device model for the speed — so logging stays instant and the advice stays smart.
Reads
It reads your whole log
Claude Sonnet 4.6 handles reasoning and chat. Every message carries your context — lifts, RPEs, sleep, soreness, goals — from the last 90 days.
Acts
Next-set autopilot, sub-100ms
A lightweight on-device model picks your next-set weight and reps from RPE history in under 100ms — no network needed mid-lift.
Proposes
Knows your goal, closes the loop
The coach reads the goal you chose and proposes meal-prep and workouts to move it. Accept in one tap — it logs them, and your goal progress climbs. Suggest → accept → log → advance.
Adapts
Your home re-ranks itself
Embeddings-backed priorities re-order what shows on /home based on what you actually engage with, so the next thing is always the right thing.
What the coach can do
- Pick your next-set weight from RPE history
- Project PR + bodyweight at 4/8/12 weeks
- Mid-set voice commands ("100 by 8 RPE 8")
- Adaptive Sunday macro rebalance
- Auto-schedule deload weeks from readiness
- Pantry-aware recipe matches
- Chat with 90-day session memory
- Cite which lift / week the recommendation came from
Privacy
Coach calls go through Ascend's backend with PII (name, email, exact location) stripped before reaching Anthropic's API. Logs are deletable in one tap. Voice runs on-device.
Go deeper
Read how we built it: AI coach character design — why personality changes adherence.
Ascend Club
The app is free. Club adds the coach, leagues and analytics.
Core tracking stays free forever — the climb, streaks, logging and your league tiers. Club is for when you want the full coach, worldwide competition and the depth, at about the price of one coffee a month.
See Club plans→
14-day free trial · no card to start
| Free | Club | |
|---|---|---|
| Tracking, the climb and streaks | ||
| Per-set logging, PR detection, wearables | ||
| Muscle-league tiers | ||
| The AI coach | nudges | Full conversation |
| Worldwide leagues and challenges | — | |
| PR projections and deep analytics | — | |
| Unlimited crews | — | |
| Themes, export and higher AI limits | — |