# SF State Mobile vs Sub Start

The clearest difference is review sentiment: Sub Start at 100% against SF State Mobile's 50%. Sub Start also leads on update cadence (every 2 months vs every 6 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SF State Mobile ships an update every 6 months, Sub Start every 2 months. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | SF State Mobile | Sub Start |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/sub-start/id1571113022/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 14 MB | 86 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [San Francisco State University Communications](https://appshunter.io/developer/492853436) | [SubStart](https://appshunter.io/developer/1571113024) |

## What reviewers say

### SF State Mobile

[App page](https://appshunter.io/ios/app/sf-state-mobile/id1019168240)

This official university platform provides students, faculty, and staff with convenient access to campus services and resources. It offers personalized information, academic tools, campus navigation, and event updates.

**Highlights:** Personalized campus information by user role, Student academic tools (grades, schedule, aid), Prospective student application and orientation info, Staff and faculty access to email and directories, Campus event listings and news, Interactive campus maps with navigation

**Features:** macOS Compatibility

**In-app purchases:** none


### Sub Start

[App page](https://appshunter.io/ios/app/sub-start/id1571113022)

This app streamlines substitute teacher booking and management for childcare programs. It offers features like check-in/out, messaging, document management, and worksite insights. Available in multiple languages, it aims to simplify administrative tasks for educational facilities.

**Highlights:** Substitute teacher booking management, Check-in/out functionality, Messaging and alerts, Document management, Worksite insights, Multi-language support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SF State Mobile free?

SF State Mobile is free to download, with no in-app purchases.

### Is Sub Start free?

Sub Start is free to download, with no in-app purchases.

### Do SF State Mobile or Sub Start have ads?

Neither SF State Mobile nor Sub Start shows ads.

### Which is updated more often, SF State Mobile or Sub Start?

SF State Mobile ships an update every 6 months, and Sub Start every 2 months. Most recently, SF State Mobile was updated on October 2, 2026 and Sub Start on October 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*