# ER70 EVP Recorder vs SPI

The clearest difference is price: SPI at Free against ER70 EVP Recorder's $6.99. ER70 EVP Recorder's advantage is in-app purchases (none vs 4) and review sentiment (83% vs 60%). On rating, ratings volume, ads and device support there is nothing between them.

SPI is free to download; ER70 EVP Recorder costs $6.99 up front. SPI sells 4 in-app purchases, starting at $4.99 per month. ER70 EVP Recorder asks for nothing beyond the download.

ER70 EVP Recorder holds the better App Store score, 4.9 against 4.8. Both are backed by a comparable volume of ratings — 11 and 8 respectively. Written reviews point the same way: 83% of ER70 EVP Recorder's written reviews are positive against 60% of SPI's.

## The numbers

| Metric | ER70 EVP Recorder | SPI |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[4.9 (11 ratings)](https://appshunter.io/ios/app/er70-evp-recorder/id6446457897/reviews)** | [4.8 (8 ratings)](https://appshunter.io/ios/app/spi/id6736894471/reviews) |
| Number of ratings | **11** | 8 |
| Positive reviews | **83.3% of reviews** | 59.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 6 weeks |
| Monetization | Paid | **Free** |
| Best chart rank | **#163** | — |
| Size | 441 MB | 70 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 9+ | 17+ |
| Developer | [Streamside Software, LLC](https://appshunter.io/developer/654856411) | [Spirit Phone Innovations LLC](https://appshunter.io/developer/1767312130) |

## What reviewers say

### ER70 EVP Recorder

[App page](https://appshunter.io/ios/app/er70-evp-recorder/id6446457897)

**Currently charting:** #163 Top Paid · Entertainment (US App Store)

This app emulates a vintage digital recorder known for capturing electronic voice phenomena. It features a realistic signal path, 3D styling with dynamic lighting, and voice-activated recording. Sessions are limited to seven minutes for easier review and sharing.

**Highlights:** Emulates legendary vintage digital recorder, Realistic 3D styling with dynamic lighting, Voice-activated recording, Seven-minute recording sessions, Tagging and geolocation for recordings, Easy file saving, sharing, and renaming, Accessibility features

**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 ER70 EVP Recorder free?

ER70 EVP Recorder costs $6.99, with no in-app purchases.

### Is SPI free?

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

### Which has better reviews, ER70 EVP Recorder or SPI?

ER70 EVP Recorder is rated higher. ER70 EVP Recorder averages 4.9 out of 5 from 11 ratings, while SPI averages 4.8 from 8 ratings.

### Do ER70 EVP Recorder or SPI have ads?

Neither ER70 EVP Recorder nor SPI shows ads.

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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.*