Comparison

SAHA vs Waterfaster

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SAHA

Features
Read full description

Take control of your health routine with SAHA! SAHA brings together intermittent fasting, AI-powered meal analysis, and hydration tracking into a sleek, modern, and effortless app designed to support your daily wellness journey. INTERMITTENT FASTING • Intuitive timer to track your fasting and eating windows seamlessly. • Popular methods supported: 12:12, 14:10, 16:8, 18:6, 20:4, and OMAD. • Complete session history to measure your consistency over time. HYDRATION TRACKING • Log your water intake with a single tap. • Personalized daily hydration goals tailored to your profile. • Smart reminders to stay consistent and energized throughout the day. HOME SCREEN WIDGETS & MODERN DESIGN • Home Screen Widget: Track your live fasting progress at a glance with encouraging quotes. • Customize your widget (colors, transparent background) directly in-app or via long-press. • Redesigned iOS interface featuring smooth translucent glass effects (Glassmorphism). • Personalize your look with 5 accent colors: Gold, Rose, Terracotta, Sage, or Lilac. PROFILE & PROGRESS • Complete health profile (age, weight, height, goals). • Clear weight tracking chart to visualize your results over the weeks. • Multilingual experience with full Right-to-Left (RTL) support for Arabic. PREMIUM FEATURES • AI Meal Scanner: Snap a photo of a dish or recipe to instantly estimate macros, receive custom advice, and check if it fits your fasting window (perfect for breaking your fast!). • AI-Generated Weekly Program: Custom-tailored fasting and hydration plans. • Advanced Analytics: Detailed charts, full scan history (export or delete in My Data), and trend analysis over time. • Calibrated Goals: Precision targets tuned to your metabolism and advanced profile editing. A focused experience with a modern, clean interface and zero unnecessary data entry—helping you build sustainable habits effortlessly. Disclaimer: SAHA is a wellness tool and does not provide medical advice. Please consult a healthcare professional before making changes to your diet or starting a fasting routine.

About

Waterfaster

Track intermittent and water fasts with live countdowns on your Lock Screen and widgets. Monitor your body's progress and connect with friends anonymously for support and challenges. Offers various fasting protocols and integrates with Apple Health.

Highlights
  • Live Lock Screen and widget countdowns
  • Anonymous social fasting with friends
  • Support for various fasting protocols
  • Apple Health integration
  • Hydration and electrolyte guidance
  • Progress tracking and insights
Features
Read full description

Water fasting and intermittent fasting, made clear — and no longer something you do alone. Start a fast with one tap and watch the live countdown on your Lock Screen, in the Dynamic Island and on your Home Screen widget. Follow what your body is doing hour by hour — fat burning, ketosis, cellular regeneration — based on published research. FAST TOGETHER — ANONYMOUS BY DESIGN • Live: see how many people are fasting with you right now • Your Circle: add friends with a simple code, follow their fast live, send boosts and friendly nudges • Groups & challenges: chase one goal together — from a 16:8 streak to a 7-day reset • No profiles, no photos, no feed of strangers. You appear under a generated water name unless you choose otherwise. YOU DECIDE WHO SEES YOU Share everything, hide from one specific friend, or go invisible completely. One tap, any time. NEVER LOSE YOUR PROGRESS Link Apple or Google and restore your history, stats and circle on any device. PICK YOUR PROTOCOL • Intermittent: 12:12, 14:10, 16:8, 18:6, 20:4 and OMAD • Water fasting: 24h, 36h, 48h, 72h, 4, 5 and 7 days • Flex: set or move your finish time while the fast is running ALSO INSIDE • Live Activity, Lock Screen and Home Screen widgets • Apple Health: steps, sleep, heart rate, weight and water • Hydration and electrolyte guidance during longer fasts • Streaks, trends and your full weight history • Personal insights and reminders you stay in control of Waterfaster is not medical advice. Talk to your doctor before longer fasts, and never fast on medication without medical guidance. — Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://waterfaster.app/terms Privacy Policy: https://waterfaster.app/privacy

Screenshots

SAHA4 screens
Waterfaster4 screens

Verdict

The call

The clearest difference is update cadence: Waterfaster at every 11 days against SAHA's every 3 weeks. On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SAHA sells 2 in-app purchases, starting at $9.99 per month and Waterfaster sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

SAHA ships an update every 3 weeks, Waterfaster every 11 days. The most recent releases landed on October 28, 2026 and October 23, 2026 respectively.

Scorecard1 real difference · 8 level
SAHA versus Waterfaster: the parameters behind the verdict, then further details
ParameterSAHAWaterfaster
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 3 weeksEvery 11 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better16.4
Further details — not scored
Size52 MB59 MB
Age rating4+17+
DeveloperMohamed Amine NouhiAMIT Solutions

In-app purchases

2 purchases

SAHA

Subscriptions2
  • Saha Premium3 Days trial$9.991 Month
  • Saha Premium3 Days trial$49.991 Year
3 purchases

Waterfaster

Subscriptions2
  • Waterfaster+$3.997 Days
  • Waterfaster+7 Days trial$44.991 Year
One-time1
  • Lifetime$89.99

Questions

Is SAHA free?
SAHA is free to download, with in-app purchases available.
Is Waterfaster free?
Waterfaster is free to download, with in-app purchases available.
Do SAHA or Waterfaster have ads?
Neither SAHA nor Waterfaster shows ads.
Which is updated more often, SAHA or Waterfaster?
SAHA ships an update every 3 weeks, and Waterfaster every 11 days. Most recently, SAHA was updated on October 28, 2026 and Waterfaster on October 23, 2026.

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