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Best Cal Oes Apps & Games

15+ iOS apps & games curated and reviewed

4.2 avg rating
15 free apps & games
Updated June 2026

MyShake Earthquake Alerts is the household name in cal oes, but it's far from the only option. We track 15+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Cal Oes Apps & Games (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1MyShake Earthquake AlertsMyShake Earthquake AlertsFree3.3★ (1.8K)NoNoJul 2026
2Cal Poly NowCal Poly NowFree3.7★ (7)NoNoMay 2026
3Cal Poly OrientationCal Poly OrientationFree3.5★ (21)NoNoJul 2026
4Calculator⁼Calculator⁼Free4.6★ (357K)YesYesJul 2026
5Photo Vault - SafeCalcPhoto Vault - SafeCalcFree4.6★ (1.7K)YesYesJul 2026
6CalArts HubCalArts HubFree—NoNoJul 2026
7Desmos Scientific CalculatorDesmos Scientific CalculatorFree4.3★ (327)NoNoJul 2026
8OCDE EISOCDE EISFree4.1★ (11)NoNoJul 2026

Top Picks for Cal Oes

MyShake Earthquake Alerts#1

MyShake Earthquake Alerts by University of California, Berkeley

Earthquake Warning California
Editor's Choice
☀️ Weather
3.3😐(1.8K ratings)
Free
#24in Weather
MyShake Earthquake Alerts screenshot 1
MyShake Earthquake Alerts screenshot 2
MyShake Earthquake Alerts screenshot 3
MyShake Earthquake Alerts screenshot 4
MyShake Earthquake Alerts screenshot 5
MyShake Earthquake Alerts screenshot 6

Get timely earthquake early warnings for California, Oregon, and Washington. Access safety tips, explore global earthquake data on a map, and contribute to a citizen-science seismic network. Receive notifications for earthquakes based on your region and magnitude preferences.

What We Love

  • 🚀 Early earthquake warning
  • 👍 Useful for earthquake preparedness
  • 🚨 Alerts before shaking starts
  • 🗺️ Detailed earthquake information

Room to Improve

  • 🐛 Unreliable notifications
  • 🔔 Excessive or unnecessary alerts
  • 🔋 High battery consumption

More Cal Oes apps to explore

4
Calculator⁼
Calculator⁼
Calculator⁼
Fraction, Scientific Calc +
Free

This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

Basic & Scientific CalculatorLive Currency ConverterHistory Tape
🔧 Utilities
(357K)
free with in-app purchases
5
Photo Vault - SafeCalc
Photo Vault - SafeCalc
Photo Vault - SafeCalc
Hide Photos Videos
Free

Securely hide your personal photos, videos, notes, and contacts behind a disguised calculator interface. Protect your privacy with advanced features like intruder alerts and secure cloud backup.

Disguised calculator interfaceFace ID & Touch ID unlockSecure photo and video vault
🔧 Utilities
(1.7K)
free with in-app purchases
6
CalArts Hub
CalArts Hub
CalArts Hub
by UCROO Pty Ltd
Free
📚 Education
(0)
7
Desmos Scientific Calculator
Desmos Scientific Calculator
Desmos Scientific Calculator
by Desmos, Inc.
Free

This app offers a powerful scientific calculator with a wide range of functions for trigonometry, statistics, and combinatorics. Users can define and evaluate their own functions, assign values to variables, and view multiple expressions simultaneously. It works offline and is completely free to use.

Basic arithmetic operationsTrigonometric functionsStatistical calculations
📚 Education
(327)
free
8
OCDE EIS
OCDE EIS
OCDE EIS
by Orange County Superintendent of Schools
Free

Access essential employment information from your school district or community college. Download detailed wage and tax statements and utilize biometric authentication for secure access. An established account is required.

Access to EIS web site snapshotDownloadable Wage and Tax Statements PDFBiometric Authentication support
💼 Business
(11)
free
9
Caltech Student Resources
Caltech Student Resources
Caltech Student Resources
by California Institute of Technology
Free

This app provides Caltech students with easy access to essential resources, including support services, Title IX information, and emergency contacts. It also keeps students updated on the latest campus news and announcements.

Access student support servicesView Title IX resourcesFind emergency contacts
📚 Education
(1)
free
10
Calvary Chapel Schools
Calvary Chapel Schools
Calvary Chapel Schools
by Calvary Chapel Junior High School
Free

This app provides parents with a centralized platform to access essential school information. Stay updated on student grades, homework, family accounting, and medical records. It's designed for convenient, anytime access to keep the school community connected and engaged.

Student Grades and Homework AccessFamily Accounting ManagementMedical Information
🌟 Lifestyle
(7)
free
11
eFootball™
eFootball™
eFootball™
Authentic football game!
Free

Experience the next generation of soccer gaming with this evolution of PES. Build your dream team by signing players, develop their skills, and compete in matches against AI or other players online. Enjoy weekly live updates reflecting real-world soccer events and customize your stadium.

Build your dream teamSign current superstars and legendsDevelop player stats and skills
🎮 Games
(469K)
free with in-app purchases
12
EA SPORTS FC Soccer Mobile 26
EA SPORTS FC Soccer Mobile 26
EA SPORTS FC Soccer Mobile 26
Play UCL in the World's Game
Free

Build your ultimate soccer team with real-world stars and legends. Compete in various PvP modes, join leagues, and participate in major tournaments. Experience authentic gameplay with improved controls and player authenticity.

Build your dream team with real players and legendsCompete in PvP modes like 1v1, H2H, and VS AttackJoin leagues to team up and earn rewards
🎮 Games
(2.4M)
free with in-app purchases
13
Calumet Schools OK
Calumet Schools OK
Calumet Schools OK
by Calumet Public Schools
Free

Stay informed about school events, receive customized notifications for your student's organizations, and access weekly cafeteria menus. Get district updates and easily find staff and department contact information.

Event listings with calendar integrationCustomizable notifications by student organizationWeekly cafeteria menus
📚 Education
(6)
free
14
OCS EST. 1983
OCS EST. 1983
OCS EST. 1983
by Orange Crescent School
Free
📚 Education
(0)
15
Calhan Schools
Calhan Schools
Calhan Schools
by CALHAN SCHOOL DISTRICT RJ 1
Free
📚 Education
(0)

FAQ about Cal Oes

What are the best cal oes apps & games for iPhone?
MyShake Earthquake Alerts tops our cal oes apps & games ranking as of June 2026, with a 3.3-star average from 1.8K App Store ratings, and it's free to download.
Yes — 15 of the top cal oes apps & games we rank are free to download, including MyShake Earthquake Alerts and Cal Poly Now.
MyShake Earthquake Alerts has no ads and has no in-app purchases, according to its App Store listing as of June 2026.
We track 15+ cal oes apps & games on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
MyShake provides earthquake early warnings for California, Oregon, and Washington using the USGS ShakeAlert system. It also offers earthquake safety tips, a global earthquake map with detailed information, and notifications for earthquakes based on your selected regions and magnitude.
The app utilizes the USGS ShakeAlert system to deliver alerts for earthquakes of magnitude 4.5 or greater. These alerts are received several seconds before shaking arrives, giving users time to take protective actions.