# EngiTools Pro vs Snake Identifier

The clearest difference is ads: Snake Identifier at none against EngiTools Pro's shown. EngiTools Pro's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 18.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. EngiTools Pro sells 1 one-off in-app purchase and Snake Identifier sells 8 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

EngiTools Pro ships an update fortnightly, Snake Identifier every 2 weeks. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | EngiTools Pro | Snake Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (24 ratings)](https://appshunter.io/ios/app/snake-identifier-slitherid/id6755060876/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 85.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 27 MB | 46 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kui Yan Marc YU](https://appshunter.io/developer/1843673863) | [Mayank Yadav](https://appshunter.io/developer/1791519481) |

## What reviewers say

### EngiTools Pro

[App page](https://appshunter.io/ios/app/engitools-pro/id6753354185)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Premium | $4.99 | one-time |


### Snake Identifier

[App page](https://appshunter.io/ios/app/snake-identifier-slitherid/id6755060876)

Instantly identify snakes with a photo to determine if they are venomous. Get species information, safety tips, and first aid guidance. Works for all US and non-US species, with optional location-enhanced accuracy.

**Highlights:** Instant photo identification, Venomous/non-venomous status, Species name and classification, Safety tips and first aid, Location-enhanced accuracy, Auto-save and share history, Works for all US & non-US species

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $5.99 | per 7 days |
| Weekly Pro | $5.99 | per 7 days |
| Yearly Pro | $24.99 | per year |
| Yearly Pro | $29.99 | per year |
| Yearly Pro | $34.99 | per year |
| SlitherID Pro Pass | $2.99 | one-time |
| Lifetime Pro | $29.99 | one-time |
| One-time purchase | $49.99 | one-time |


## Frequently asked questions

### Is EngiTools Pro free?

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

### Is Snake Identifier free?

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

### Do EngiTools Pro or Snake Identifier have ads?

EngiTools Pro shows ads; Snake Identifier does not.

### Which is updated more often, EngiTools Pro or Snake Identifier?

EngiTools Pro ships an update fortnightly, and Snake Identifier every 2 weeks. Most recently, EngiTools Pro was updated on October 15, 2026 and Snake Identifier on October 13, 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.*