# Caltech vs NoQueue Charge

The clearest difference is in-app purchases: Caltech at none against NoQueue Charge's 1. NoQueue Charge's advantage is iOS requirement (13.4 vs 17.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. NoQueue Charge sells 1 in-app purchase, starting at $2.99 per month. Caltech asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Caltech against 5.0 for NoQueue Charge. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Caltech ships an update monthly, NoQueue Charge every 6 weeks. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Caltech | NoQueue Charge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/caltech/id1462285760/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/noqueue-charge-ev-stations/id6760142119/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 31 MB | 27 MB |
| Requires iOS | 17.0 | **13.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [cntxts Inc](https://appshunter.io/developer/1048931707) | [Li Jiang](https://appshunter.io/developer/1882852888) |

## What reviewers say

### Caltech

[App page](https://appshunter.io/ios/app/caltech/id1462285760)

Navigate campus buildings with smart indoor maps, even without GPS. Find and get directions to campus news, events, and points of interest like restaurants and restrooms.

**Highlights:** Indoor smart maps, GPS-independent navigation, Campus news and events, Searchable points of interest, Zoom event viewing

**Features:** macOS Compatibility

**In-app purchases:** none


### NoQueue Charge

[App page](https://appshunter.io/ios/app/noqueue-charge-ev-stations/id6760142119)

Instantly locate Electrify America and EVgo charging stations with real-time availability updates. Get notified when chargers become free, avoiding full stations and wasted trips. Plan your charging stops efficiently by viewing station details and port status.

**Highlights:** Real-time charger availability, Push notifications for open chargers, Map view of nearby stations, Watch list for preferred stations, Search by city or station, Station details and port status

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NoQueue Pro Monthly | $2.99 | per month |


## Frequently asked questions

### Is Caltech free?

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

### Is NoQueue Charge free?

NoQueue Charge is free to download, with in-app purchases available.

### Which has better reviews, Caltech or NoQueue Charge?

Caltech and NoQueue Charge are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Caltech or NoQueue Charge have ads?

Neither Caltech nor NoQueue Charge shows ads.

### Which is updated more often, Caltech or NoQueue Charge?

Caltech ships an update monthly, and NoQueue Charge every 6 weeks. Most recently, Caltech was updated on October 1, 2026 and NoQueue Charge on October 7, 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.*