# TWIC ADVISR vs SAV311

The clearest difference is ads: TWIC ADVISR at none against SAV311's shown. TWIC ADVISR also leads on monetization model (free vs ad-supported). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 3.7 for TWIC ADVISR against 3.8 for SAV311. Both are backed by a comparable volume of ratings — 9 and 4 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Both ship on a similar rhythm, roughly every 8 months. The most recent releases landed on November 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | TWIC ADVISR | SAV311 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (9 ratings)](https://appshunter.io/ios/app/twic-advisr/id1449803844/reviews) | **[3.8 (4 ratings)](https://appshunter.io/ios/app/sav311/id1531199575/reviews)** |
| Number of ratings | **9** | 4 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | Every 8 months |
| Monetization | **Free** | Ad-supported |
| Size | 42 MB | 28 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kibong Lee](https://appshunter.io/developer/1439078461) | [City of Savannah](https://appshunter.io/developer/1531199577) |

## What reviewers say

### TWIC ADVISR

[App page](https://appshunter.io/ios/app/twic-advisr/id1449803844)

This app verifies TWIC cards by checking their Credential Identification Number against a list of canceled numbers. It can scan barcodes or accept manual entry, then indicates if the card is canceled, expired, or valid.

**Highlights:** TWIC card verification, CIN number check, Barcode scanning, Manual CIN entry, Expiration date check, Card status indicator

**Features:** macOS Compatibility

**In-app purchases:** none


### SAV311

[App page](https://appshunter.io/ios/app/sav311/id1531199575)

Report city maintenance issues like potholes or broken streetlights directly to the City of Savannah. Submit concerns with photos and track their resolution. Access frequently asked questions for quick answers.

**Highlights:** Report city maintenance issues, Submit photos of problems, Track issue resolution progress, Access frequently asked questions, Location-based reporting

**In-app purchases:** none


## Frequently asked questions

### Is TWIC ADVISR free?

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

### Is SAV311 free?

SAV311 is free to download, with no in-app purchases.

### Which has better reviews, TWIC ADVISR or SAV311?

SAV311 is rated higher. TWIC ADVISR averages 3.7 out of 5 from 9 ratings, while SAV311 averages 3.8 from 4 ratings.

### Do TWIC ADVISR or SAV311 have ads?

SAV311 shows ads; TWIC ADVISR does not.

### Which is updated more often, TWIC ADVISR or SAV311?

TWIC ADVISR ships an update every 8 months, and SAV311 every 8 months. Most recently, TWIC ADVISR was updated on November 2, 2026 and SAV311 on October 10, 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.*