# Password Zip vs PhosphorSSTV

The clearest difference is price: Password Zip at Free against PhosphorSSTV's $0.99. Password Zip also leads on device support (3 vs 1) and iOS requirement (16.4 vs 18.0). PhosphorSSTV's advantage is in-app purchases (none vs 1). On review sentiment, update cadence and ads there is nothing between them.

Password Zip is free to download; PhosphorSSTV costs $0.99 up front. Password Zip sells 1 one-off in-app purchase. PhosphorSSTV asks for nothing beyond the download.

Password Zip ships an update every 6 months, PhosphorSSTV every 3 months. The most recent releases landed on November 14, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Password Zip | PhosphorSSTV |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 12 MB | 3 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [James Trigg](https://appshunter.io/developer/1650270580) | [Stuart Woolley](https://appshunter.io/developer/315697638) |

## What reviewers say

### Password Zip

[App page](https://appshunter.io/ios/app/password-zip/id6448571645)

Securely create, open, and share password-protected zip files with strong encryption. This utility helps manage and reuse passwords, convert image formats, and offers advanced features for practical file security on iOS devices.

**Highlights:** Create password-protected zip files, AES-256 encryption, iCloud-synced password vault, Zip and unzip from Files/Share Sheet, Preview archive contents, Convert HEIC to JPEG, App lock with biometrics

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Password Zip Pro | $4.99 | one-time |


### PhosphorSSTV

[App page](https://appshunter.io/ios/app/phosphorsstv/id6761005542)

Decode Slow Scan Television (SSTV) signals in real time using your iPhone's microphone. This app transforms audio tones into images, recreating the retro aesthetic of vintage monitors. It supports ten SSTV modes and offers advanced signal analysis tools.

**Highlights:** Real-time SSTV signal decoding, Supports ten SSTV modes, Authentic CRT display aesthetic, Live FFT spectrum analysis, Automatic VIS code detection, Image logging with metadata

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

**In-app purchases:** none


## Frequently asked questions

### Is Password Zip free?

Password Zip is free to download, with in-app purchases available.

### Is PhosphorSSTV free?

PhosphorSSTV costs $0.99, with no in-app purchases.

### Do Password Zip or PhosphorSSTV have ads?

Neither Password Zip nor PhosphorSSTV shows ads.

### Which is updated more often, Password Zip or PhosphorSSTV?

Password Zip ships an update every 6 months, and PhosphorSSTV every 3 months. Most recently, Password Zip was updated on November 14, 2026 and PhosphorSSTV on November 13, 2026.

---

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