Comparison

SamTrans Mobile vs Caltrain+

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

Head to head
About

SamTrans Mobile

This app allows users to purchase and use bus fares directly from their mobile device. Avoid carrying cash or searching for exact change by paying securely with a debit or credit card. Tickets can be bought instantly and activated when boarding.

Highlights
  • Pay bus fare with phone
  • Buy single or group fares
  • Use debit/credit card
  • Instant ticket purchase
  • Activate tickets before boarding
  • Store tickets on device
Features
Read full description

The official SamTrans Mobile ticketing app lets you use your phone to pay your fare on any SamTrans local or express routes. Just download the free app, register your debit/credit card in our secure system, and we’ll get you where you need to go. WHAT YOU CAN DO WITH THIS APP: * Pay bus fare using your phone without having to carry cash or worry about exact change. * Buy and use fares instantly using a debit/credit card for a single fare or multiple fares for a group of riders. Mobile tickets must be used within thirty days. HOW IT WORKS Tickets: 1. Go to Buy Tickets 2. Choose mode of travel 3. Add tickets to cart 4. Checkout 5. Activate ticket when bus arrives 6. Show ticket to driver COMMON QUESTIONS How do I pay for my tickets in the SamTrans Mobile app? Debit or credit (American Express, Visa, MasterCard, and Discover) cards are accepted. Can customers use a commuter debit card? Yes, provided you have funds in your account. If the card is denied, it will take three to five business days before the funding will appear back on your card. If I am having a problem loading the application, who should I call? Please call customer service at 1-800-660-4287. All problems should be directed to customer service which is available: weekdays 7am – 7pm, weekends & holidays 8am – 5pm. Do I need an internet connection to buy or use tickets? You will need an internet connection to buy and activate bus passes. However, if you save the purchased tickets in your device, you will not need to have internet connection to activate them. IMPORTANT REMINDERS: - Don’t uninstall the SamTrans Mobile app or erase your phone while you have active tickets on it. This will cause you to lose your tickets. Your tickets are stored on your phone (which makes it possible to use them without a cellular network or a wireless Internet connection). Before uninstalling the app or resetting your phone move tickets to the cloud (See Frequently Asked Questions for info). - Activate your ticket right before boarding - Show your ticket to the driver upon boarding - Watch your battery level. You cannot board without showing your ticket.

About

Caltrain+

Plan your Caltrain trips with ease. Get real-time schedules, find the fastest routes, and view service alerts. Perfect for commuters and occasional riders needing to navigate the Caltrain system efficiently.

Highlights
  • Trip planning by departure and arrival station
  • View full timetables
  • Access service alerts
  • System map integration
  • Filter by 'arrive by' time
  • View scheduled stops for each train
Features
Read full description

Caltrain+ is a Caltrain schedule and trip planning app that lets you quickly and easily figure out which train to take to get you from Station A to Station B. Additionally you can view full timetables, service alerts, and a system map all from within the app. To use Caltrain+, simply select the station you want to depart from, the station you want to arrive at, and the timetable (Weekday or Weekend), and Caltrain+ will show you a complete list of every matching train you could take along with its number, service type (i.e. Local, Limited, Express, or South County Connector), departure and arrival time, and trip duration. Optionally specify an “arrive by” time to filter the list of trains to only include those which will get you to your destination station before the specified time. You can also view the full list of scheduled stops for a particular train just by tapping on it. Transit data provided by 511.org. Icon made by Freepik from www.flaticon.com.

Screenshots

SamTrans Mobile4 screens
Caltrain+4 screens

Verdict

The call

The clearest difference is review sentiment: Caltrain+ at 86% against SamTrans Mobile's 35%. Caltrain+ also leads on rating (4.8 vs 3.6) and update cadence (every 3 weeks vs every 6 months). SamTrans Mobile's advantage is iOS requirement (10.0 vs 16.0). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Caltrain+ holds the better App Store score, 4.8 against 3.6. That said, the two scores are not equally well evidenced: Caltrain+ has 2.3K ratings behind it against 138, so its average is the more settled of the two. Written reviews point the same way: 35% of SamTrans Mobile's written reviews are positive against 86% of Caltrain+'s.

UpkeepUpdate frequency

SamTrans Mobile ships an update every 6 months, Caltrain+ every 3 weeks. The most recent releases landed on October 1, 2026 and October 14, 2026 respectively.

Scorecard5 real differences · 5 level
SamTrans Mobile versus Caltrain+: the parameters behind the verdict, then further details
ParameterSamTrans MobileCaltrain+
PriceFreeFree
Rating3.6 (138 ratings)4.8 (2.3K ratings) — better
Positive reviews34.8% of reviews85.7% of reviews — better
Number of ratings1382.3K — better
Update frequencyEvery 6 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS10.0 — better16.0
Further details — not scored
Size87 MB16 MB
Age rating4+4+
DeveloperBytemark, Inc.Jonathan Sahoo

Customer experience

SamTrans Mobile

All ratings138 ratings
Positive63.8%
Neutral6.5%
Negative29.7%
Written reviews46 reviews
Positive34.8%
Neutral6.5%
Negative58.7%

Caltrain+

All ratings2,344 ratings
Positive96.3%
Neutral1.4%
Negative2.3%
Written reviews35 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

Bugs and requests

SamTrans Mobile

Not enough reviews yet to summarise bugs or requests.

Caltrain+

Reported bugs

2 issues
  • App doesn't open
  • Unable to process payments

Requested features

3 requests
  • Expand service to Gilroy
  • Post more info on the app like ticketing and upcoming changes
  • Add dark mode

In-app purchases

None

SamTrans Mobile

No in-app purchases

None

Caltrain+

No in-app purchases

Questions

Is SamTrans Mobile free?
SamTrans Mobile is free to download, with no in-app purchases.
Is Caltrain+ free?
Caltrain+ is free to download, with no in-app purchases.
Which has better reviews, SamTrans Mobile or Caltrain+?
Caltrain+ is rated higher. SamTrans Mobile averages 3.6 out of 5 from 138 ratings, while Caltrain+ averages 4.8 from 2.3K ratings.
Do SamTrans Mobile or Caltrain+ have ads?
Neither SamTrans Mobile nor Caltrain+ shows ads.
Which is updated more often, SamTrans Mobile or Caltrain+?
SamTrans Mobile ships an update every 6 months, and Caltrain+ every 3 weeks. Most recently, SamTrans Mobile was updated on October 1, 2026 and Caltrain+ on October 14, 2026.

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