# Necro Dice vs SPI

The clearest difference is review sentiment: SPI at 60% against Necro Dice's 10%. SPI also leads on price (Free vs $9.99) and rating (5.0 vs 2.8). Necro Dice's advantage is in-app purchases (none vs 4) and ratings volume (21 vs 7). On update cadence, ads, monetization model and device support there is nothing between them.

SPI is free to download; Necro Dice costs $9.99 up front. SPI sells 4 in-app purchases, starting at $4.99 per month. Necro Dice asks for nothing beyond the download.

SPI holds the better App Store score, 5.0 against 2.8. Both are backed by a comparable volume of ratings — 21 and 7 respectively. Written reviews point the same way: 10% of Necro Dice's written reviews are positive against 60% of SPI's.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Necro Dice | SPI |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [2.8 (21 ratings)](https://appshunter.io/ios/app/necro-dice/id1533208997/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/spi/id6736894471/reviews)** |
| Number of ratings | **21** | 7 |
| Positive reviews | 10.3% of reviews | **59.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free | Free |
| Size | 123 MB | 70 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [BitPlague LLC](https://appshunter.io/developer/1119043156) | [Spirit Phone Innovations LLC](https://appshunter.io/developer/1767312130) |

## What reviewers say

### Necro Dice

[App page](https://appshunter.io/ios/app/necro-dice/id1533208997)

This app offers a modern take on ancient divination practices using dice. Users can roll lettered dice to receive messages from spirits, with the app interpreting the results into words.

**Highlights:** Simulated lettered dice rolling, Spirit communication tool, Ancient divination practice, Word interpretation algorithm, Word log history

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Necro Dice free?

Necro Dice costs $9.99, with no in-app purchases.

### Is SPI free?

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

### Which has better reviews, Necro Dice or SPI?

SPI is rated higher. Necro Dice averages 2.8 out of 5 from 21 ratings, while SPI averages 5.0 from 7 ratings.

### Do Necro Dice or SPI have ads?

Neither Necro Dice nor SPI shows ads.

### Which is updated more often, Necro Dice or SPI?

Necro Dice ships an update every 6 weeks, and SPI every 6 weeks. Most recently, Necro Dice was updated on October 20, 2026 and SPI on October 15, 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.*