# Vigenere Shift Plus vs Blitz

The clearest difference is price: Blitz at Free against Vigenere Shift Plus's $0.99. Blitz also leads on rating (5.0 vs 3.3) and update cadence (every 4 days vs every 3 months). Vigenere Shift Plus's advantage is in-app purchases (none vs 1) and device support (4 vs 2). On ads and monetization model there is nothing between them.

Blitz is free to download; Vigenere Shift Plus costs $0.99 up front. Blitz sells 1 one-off in-app purchase. Vigenere Shift Plus asks for nothing beyond the download.

Blitz holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Vigenere Shift Plus ships an update every 3 months, Blitz every 4 days. The most recent releases landed on October 10, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Vigenere Shift Plus | Blitz |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.3 (3 ratings)](https://appshunter.io/ios/app/vigenere-shift-plus/id951306959/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/blitz-offline-flashcards/id6775747293/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | Paid | Paid |
| Size | 6 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [a Rausa](https://appshunter.io/developer/638439637) | [Brandon van Rijn](https://appshunter.io/developer/6775747295) |

## What reviewers say

### Vigenere Shift Plus

[App page](https://appshunter.io/ios/app/vigenere-shift-plus/id951306959)

Encrypt and decrypt text messages using the Vigenère cipher. This application provides a straightforward tool for applying this historical encryption method to your messages.

**Highlights:** Encrypt messages, Decrypt messages, Vigenère cipher implementation, Simple user interface, Text encryption tool

**Features:** Vision Pro support

**In-app purchases:** none


### Blitz

[App page](https://appshunter.io/ios/app/blitz-offline-flashcards/id6775747293)

Memorize anything with a private, offline flashcard app. Utilize smart scheduling, import existing decks, and track your progress with detailed statistics. Learn languages, science, and more with a one-time purchase.

**Highlights:** Smart scheduling for spaced repetition, 100% offline and private, 70+ ready-made decks, Import Anki decks (.apkg), Progress tracking and statistics, Holiday mode for review backlog, Text-to-speech in 60+ voices

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Blitz Premium | $4.99 | one-time |


## Frequently asked questions

### Is Vigenere Shift Plus free?

Vigenere Shift Plus costs $0.99, with no in-app purchases.

### Is Blitz free?

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

### Which has better reviews, Vigenere Shift Plus or Blitz?

Blitz is rated higher. Vigenere Shift Plus averages 3.3 out of 5 from 3 ratings, while Blitz averages 5.0 from 1 ratings.

### Do Vigenere Shift Plus or Blitz have ads?

Neither Vigenere Shift Plus nor Blitz shows ads.

### Which is updated more often, Vigenere Shift Plus or Blitz?

Vigenere Shift Plus ships an update every 3 months, and Blitz every 4 days. Most recently, Vigenere Shift Plus was updated on October 10, 2026 and Blitz on September 26, 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.*