On Android. 18 and over. Not a medical device. Get it on Google Play ›
Intermittent fasting · Android
Fasting
16:8
ELAPSED
12:24
3:36 LEFT
EATING WINDOW
Opens 8:00 PM
END
Timer
Plans
Water
Weight

We keep the clock.
You keep the fast.

A fasting timer, the plan, your water and your weight — one Android app. Open a window. We’ll count it down.

Free on Google Play. Premium removes the ads.
Get it on Google Play

Package com.erafasting.app. For adults 18 and older. Erafasting is a timer, not a medical device.

Timer

Start it.
We’ll count it.

Pick a window and start. Erafasting shows what has elapsed, what is left, and when you eat again — no arithmetic at hour fourteen.

Elapsed and remaining, on one screen
The eating window, with a clock time
A record of every fast you finish
Fasting
16:8
ELAPSED
12:24
3:36 LEFT
EATING WINDOW
Opens 8:00 PM
END
Timer
Plans
Water
Weight
Plans
Choose
16:8
16h fast · 8h eat
ON
18:6
18h fast · 6h eat
20:4
20h fast · 4h eat
OMAD
One meal a day
CUSTOM
A window you set
Timer
Plans
Water
Weight
Plans

Pick the
window.

16:8, 18:6, 20:4, one meal a day, or a window you set yourself. The plan is the fast. The timer keeps it.

Common fasting windows, ready to start
A custom window when the presets don’t fit
Change plans without losing the history
Water

Drink through
the fast.

A fast is easier when the water is counted. Log a glass as you go and watch the day fill up, next to the timer.

Tap to log a glass
A daily target you can actually see
Water in the same app as the fast
Water
Today
5
OF 8 GLASSES
1.25 L
LOG A GLASS

Logged next to the fast, not in a second app.

Timer
Plans
Water
Weight
Weight
Trend
LATEST
182.4 lb
▼ 2.4 lb
WK 1WK 4WK 8
TODAY182.4 lb
MON183.1 lb
Timer
Plans
Water
Weight
Weight

Watch the
trend.

One weigh-in wobbles. The line doesn’t. Log your weight beside the fasts and see whether the weeks are moving.

Dated weight entries
A trend across the weeks
History kept with the plan
The edge

Why choose
Erafasting?

The plan and the clock, in one Android app.
Water and weight, logged beside the fast.
Free with ads. Premium when you want them gone.

A kitchen timer,
or a fast?

See Premium ›
The fast
Erafasting
We keep the clock. You keep the fast.
The tool
Typical timer
It counts down. That’s the whole product.
Fasting plans built in
16:8, 18:6, 20:4, OMAD, custom
You do the arithmetic
A timer and a guess
Elapsed, remaining, end time
On the screen the whole fast
An alarm
If you remembered to set one
Water logged with the fast
A target for the day
A note somewhere else
Weight trend over weeks
Kept with the fasting history
A number you try to remember
Premium

Free, or Premium

Free to start. Cancel Premium anytime in Google Play.

Free
$0
The timer, the plans, water and weight. Supported by ads.
  • Fasting timer
  • Fasting plans
  • Water tracking
  • Weight log
  • Contains ads
Get the app
Subscription
Premium
In Google Play
Ad-free. The price and billing period are shown before you confirm.
  • Everything in Free
  • No ads
  • Full fasting history
  • Weight trends
  • Cancel in Google Play
See Premium

Premium is an optional auto-renewing subscription billed by Google Play, not by us. Deleting the app does not cancel it. Subscription terms are in the Terms of Use.

Start the window.
Keep the fast.

Plans
Choose
16:8
16h fast · 8h eat
ON
18:6
18h fast · 6h eat
20:4
20h fast · 4h eat
OMAD
One meal a day
CUSTOM
A window you set
Timer
Plans
Water
Weight
Fasting
16:8
ELAPSED
12:24
3:36 LEFT
EATING WINDOW
Opens 8:00 PM
END
Timer
Plans
Water
Weight
Weight
Trend
LATEST
182.4 lb
▼ 2.4 lb
WK 1WK 4WK 8
TODAY182.4 lb
MON183.1 lb
Timer
Plans
Water
Weight

The clock stays honest. Plans, water and weight stay with the fast, so you don’t keep them in your head.

Get it on Google Play

Adults 18 and older. Erafasting does not provide medical advice. Talk to a clinician before you fast if you are pregnant, under medical care, or have a history of disordered eating.