Watch yourself
change.

Evolv turns your daily gym photo into undeniable proof of progress — tracked, compared, and analyzed by AI.

★★★★★ Free 7-day trial · iOS
🔥 Day 47 streakLongest yet — keep going
AI analysis readyShoulders: +12% definition
Photos stay on deviceNothing uploaded. Ever.
Day 1 → Day 90Transformation card ready

Built for every kind of transformation

CuttingBulkingRecompGlow UpPosture
Privacy firstOn-device photos

Every transformation
starts with day 1.

One photo a day.
That's the whole habit.

Everything else — the comparisons, the analysis, the streak — Evolv builds for you in the background.

Capture

An on-screen overlay lines up every shot with your last one. Same pose, same angle, done in seconds.

📸 Aligned with yesterday

Compare

Evolv builds your before/after automatically. Drag a slider and watch six months disappear in one swipe.

90 days
DAY 1 → TODAY

Understand

AI reads the photo, not just the scale — definition, posture, symmetry — and tells you what's actually changing.

+12%
SHOULDER DEFINITION
✦ Chest development on track

Proof you can post.

One tap builds a clean, branded transformation card from your timeline — ready for your story, no screenshotting and cropping four photos yourself.

Day 1 → Day 90 card Ready
Weight overlay −4.1 kg
Streak badge 🔥 90
Share to story 1 tap

GO DEEPER WITHEvolv AI

Your personal analyst for the one metric that matters: is your body actually changing?

01 / ANALYZE

Answers from your photos

Ask what's changing and get analysis grounded in your own timeline — not generic fitness advice.

02 / TRACK

The scale is one number. You aren't.

Weight, streaks, and visual change tracked together, so a flat week on the scale never hides real progress.

03 / NUDGE

Streaks that pull you back

A daily photo takes ten seconds. The streak makes sure you don't skip day 48 after surviving 47.

04 / PROVE

Undeniable before & after

When motivation dips, your day 1 photo is the argument that wins. That's the entire product.

And that's not all

Evolv also has the following features:

Weight logging

Log weight in seconds and see it charted alongside your photo timeline.

Bulk photo import

Already have months of progress pics? Import them all at once and your timeline builds itself.

Streak tracking

Daily photo streaks with milestones that make consistency feel like a game you're winning.

Transformation cards

Branded, shareable before/after cards generated from any two points on your timeline.

82
CONSISTENCY SCORE · THIS MONTH
Photos logged 26 / 30
Current streak 🔥 12
Weight trend −1.8 kg
Next milestone Day 50

Built for privacy

Progress photos are personal. Evolv stores every photo locally on your device — never uploaded, never synced to a server you don't control.

On-device storage No data sales You control every AI analysis

The mirror lies.
The timeline doesn't.

People who quit the gym rarely quit because it stopped working — they quit because they couldn't see it working.

"I could not tell I'd changed at all just looking in the mirror every day. Seeing day 1 next to day 60 was the first time it actually felt real."

J
Jake M.
4 months on Evolv

"Replaced my personal trainer. Not for workouts — for accountability. The streak alone keeps me showing up."

S
Sarah K.
Home gym · Recomp

"The AI analysis caught shoulder imbalance I'd never have noticed. Worth the subscription for that alone."

D
Daniel R.
Powerlifting

"I used to take gym selfies and lose them in my camera roll. Now every photo has context — day number, weight, streak. Game changer."

M
Marcus T.
6 months on Evolv

"Sent my 90-day transformation card to my brother. He downloaded the app the same day."

A
Aisha N.
Cutting phase

"I didn't want to be the guy who broke a 30-day photo streak, so I just... kept going to the gym."

R
Ryan P.
Home gym

"My weight didn't move for three weeks and I almost quit. The photos showed my waist shrinking the whole time."

L
Lena W.
Recomp

"Finally an app that doesn't upload my shirtless progress pics to some random server. The local storage thing is huge."

T
Tom H.
Bulking

"Simple, clean, no social feed I didn't ask for. Just me, my photos, and the timeline. Exactly what I needed."

K
Kira S.
3 months on Evolv

"The before/after slider is addictive. I check my own progress more than Instagram now."

C
Chris D.
First year lifting

"Knowing the photo isn't going anywhere except my phone made it way easier to actually take it every day, shirt off, no filter."

E
Emma J.
Cutting phase

"10 seconds a day. That's it. The habit is so small it's impossible to skip, and the payoff compounds every week."

N
Noah B.
Consistency convert

"Coach had me send my Evolv timeline instead of weekly check-in photos. So much easier than digging through my camera roll."

O
Olivia M.
Online coaching client

"I started during a bulk and thought I'd hate the photos. Turns out seeing your traps grow week over week is incredibly motivating."

J
James F.
Lean bulk

"Best fitness app I've used and I've tried all of them. It does one thing and does it perfectly."

P
Priya A.
5 months on Evolv

Day 1 starts today.

Start with one photo. Ten seconds a day. Evolv handles the rest — free for 7 days.

Download on the App Store