# SPI vs The Dead Line

The clearest difference is rating: SPI at 4.0 against The Dead Line's 3.2. SPI also leads on ads (none vs shown) and review sentiment (59% vs 25%). The Dead Line's advantage is update cadence (every 8 days vs every 5 weeks) and iOS requirement (15.1 vs 17.0). On price, ratings volume, in-app purchases and device support there is nothing between them.

Both are free to download. SPI sells 4 in-app purchases, starting at $4.99 per month and The Dead Line sells 6 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

SPI holds the better App Store score, 4.0 against 3.2. Both are backed by a comparable volume of ratings — 10 and 18 respectively. Written reviews point the same way: 59% of SPI's written reviews are positive against 25% of The Dead Line's.

SPI ships an update every 5 weeks, The Dead Line every 8 days. The most recent releases landed on October 30, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | SPI | The Dead Line |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (10 ratings)](https://appshunter.io/ios/app/spi/id6736894471/reviews)** | [3.2 (18 ratings)](https://appshunter.io/ios/app/the-dead-line/id6753690370/reviews) |
| Number of ratings | 10 | **18** |
| Positive reviews | **59.2% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 8 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 70 MB | 70 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Spirit Phone Innovations LLC](https://appshunter.io/developer/1767312130) | [Kaimira Ventures LLC](https://appshunter.io/developer/1844427976) |

## What reviewers say

### SPI

[App page](https://appshunter.io/ios/app/spi/id6736894471)

This scientific device is designed for paranormal research and ghost hunting. It combines advanced ITC technology with intuitive frequency features to help users connect with the unknown and explore paranormal activity using AI tools.

**Highlights:** Scientific paranormal device, ITC cutting-edge technology, Intuitive frequency features, Connect with the unknown, EVP Evidence, Artificial intelligence tools

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Monthly | $4.99 | per month |
| Ghost Monthly | $7.99 | per month |
| Standard Yearly | $49.99 | per year |
| Ghost Yearly | $79.99 | per year |

**What reviewers like**

- 🤍 Accurate, intelligent, and specific responses
- 🤍 Impressive and surreal communication with spirits
- 🤍 Helpful tool for paranormal investigations and research
- 🤍 Game-changing for the paranormal field
- 🤍 Provides relevant and location-specific information

**What reviewers complain about**

- 🐛 Audio/voice issues (no audio playback, crashes, etc.)
- 🐛 Inconsistent performance (works one day, not the next)
- 🐛 Responses seem AI-generated rather than spirit-driven

**Reported bugs**

- Audio/voice not working
- Crashes and freezes
- Inability to save/review recorded interactions

**Requested features**

- Voice playback for responses
- Improved stability and reliability
- Clearer instructions and guidance for users


### The Dead Line

[App page](https://appshunter.io/ios/app/the-dead-line/id6753690370)

This tool translates environmental disturbances into visual and verbal messages displayed on cards. Users can save results to a personal deck for review. Premium features include a live activity monitor, expanded word/image library, session logs, and customizable alerts.

**Highlights:** Visual and verbal message translation, Real-time response unfolding, Card-based display of results, Personal deck for saving and review, Live activity monitor (premium), Extensive word and image library (premium)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Dead Line Monthly Loyalty Offer | $4.99 | per month |
| Monthly Loyalty Discount | $4.99 | per month |
| Monthly Premium | $9.99 | per month |
| Monthly Access | $9.99 | per month |
| The Dead Line Yearly | $49.99 | per year |
| Yearly Access | $49.99 | per year |


## Frequently asked questions

### Is SPI free?

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

### Is The Dead Line free?

The Dead Line is free to download, with in-app purchases available.

### Which has better reviews, SPI or The Dead Line?

SPI is rated higher. SPI averages 4.0 out of 5 from 10 ratings, while The Dead Line averages 3.2 from 18 ratings.

### Do SPI or The Dead Line have ads?

The Dead Line shows ads; SPI does not.

### Which is updated more often, SPI or The Dead Line?

SPI ships an update every 5 weeks, and The Dead Line every 8 days. Most recently, SPI was updated on October 30, 2026 and The Dead Line on October 21, 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.*