# Encrypt Messages vs Plumbline Studio

The clearest difference is update cadence: Plumbline Studio at every 10 days against Encrypt Messages's every 70 months. Plumbline Studio also leads on price ($0.99 vs $3.99) and iOS requirement (17.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Encrypt Messages costs $3.99 and Plumbline Studio $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Encrypt Messages ships an update every 70 months, Plumbline Studio every 10 days. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Encrypt Messages | Plumbline Studio |
| --- | --- | --- |
| Price | $3.99 | **$0.99** |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/encrypt-messages-secret-text/id1544005169/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 70 months | **Every 10 days** |
| Monetization | Paid | — |
| Size | 5 MB | 3 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Harvey](https://appshunter.io/developer/1478197285) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### Encrypt Messages

[App page](https://appshunter.io/ios/app/encrypt-messages-secret-text/id1544005169)

Securely send private messages using custom codes. Choose from text, emoji, or hidden message formats. Share codes safely with recipients through various methods, including QR codes and hints. Includes duress codes for added security.

**Highlights:** AES-256 encryption, No account or internet required, Text, Emoji, Hidden, and Classic modes, Secure code sharing (hints, QR codes), Duress codes for decoy messages, Customizable code generation

**In-app purchases:** none


### Plumbline Studio

[App page](https://appshunter.io/ios/app/plumbline-studio-level-tool/id6771016320)

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

**In-app purchases:** none


## Frequently asked questions

### Is Encrypt Messages free?

Encrypt Messages costs $3.99, with no in-app purchases.

### Is Plumbline Studio free?

Plumbline Studio costs $0.99, with no in-app purchases.

### Do Encrypt Messages or Plumbline Studio have ads?

Neither Encrypt Messages nor Plumbline Studio shows ads.

### Which is updated more often, Encrypt Messages or Plumbline Studio?

Encrypt Messages ships an update every 70 months, and Plumbline Studio every 10 days. Most recently, Encrypt Messages was updated on October 17, 2026 and Plumbline Studio on October 24, 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.*