Sutro

My Sutro Lifestyle iPhoneiPadiPod touch

Sutro is a free Lifestyle app for iPhone and iPad by My Sutro. Rated 3.9/5 from 175 ratings. Requires iOS 12.4. Updated November 5, 2025.

Rating: 3.9; 175 ratings
Price: Free; on the App Store
Size: 39 MB; Age 4+
Updated: Nov 5; 2025 · v1.91

Download on theApp Store See alternatives

Screenshots

About Sutro

Sutro is the simple, safe, and seamless way to manage your Pool (or Spa) water with measurements that make sense and monitoring that is automatic. The Sutro app works with the Sutro Smart Monitor to measure your pool or spa’s pH, free chlorine (ppm), alkalinity, and temperature without you having to do anything.

Ratings & reviews

3.9

175 ratings

5 ★ 63% 4 ★ 7% 3 ★ 2% 2 ★ 6% 1 ★ 22%

What’s new

Version 1.91 · Updated November 5, 2025

What’s New: Removed support for device integrations. Updated address support — now limited to Canada only.

App privacy

The developer, My Sutro, reported these privacy practices to Apple.

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

Contact Info: Email Address, Name, Phone Number

Used for: App Functionality

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

Diagnostics: Crash Data, Other Diagnostic Data

Used for: App Functionality

App details

Sutro is a free Lifestyle app for iPhone, iPad and iPod touch, developed by My Sutro. It is rated 3.9 out of 5 from 175 ratings on the App Store, requires iOS 12.4 or later and is 39 MB to download. It was first released on February 6, 2020 and last updated on November 5, 2025.

Category: Lifestyle
Rating: 3.9 / 5 (175 ratings)
Price: Free
Version: 1.91
Size: 39 MB
Requires: iOS 12.4 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English
Age rating: 4+
Released: February 6, 2020
Last updated: November 5, 2025
Developer: My Sutro

View on the App Store

Build an app like Sutro

Get a ready prompt for Claude Code, Cursor or Lovable: its features and business model, and what its users complain about, for an original app of your own.

Make the prompt →

Is this your app?

Give it a free website

Landing page, privacy policy and app-ads.txt, generated from your store listing.

Create it free

Alternatives to Sutro

Looking for apps like Sutro? Here are 6 similar apps on the App Store. The highest rated is Leslie's - Pool Care (4.6/5), and all 6 are free to download.

Sutro vs. alternatives
App	Rating	Price	Last updated	Compare
Sutro	3.9 / 5 (175 ratings)	Free	November 5, 2025
WaterGuru	4.1 / 5 (238)	Free	Oct 12, 2026	Compare
Crystal Water Monitor	3.3 / 5 (6)	Free	Oct 13, 2026	Compare
ICO – Smart pool/spa partner	4.4 / 5 (137)	Free	Feb 19, 2026	Compare
iopool	4.3 / 5 (95)	Free	Jul 10, 2026	Compare
SmartTub®	3.6 / 5 (319)	Free	Sep 14, 2026	Compare
Leslie's - Pool Care	4.6 / 5 (14,200)	Free	Oct 15, 2026	Compare

Compare Sutro with the top alternatives: ratings, updates, ASO score and keyword gaps →