# Smart Engines vs Delr

The clearest difference is update cadence: Smart Engines at every 2 months against Delr's every 10 months. Delr's advantage is iOS requirement (12.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Smart Engines against 5.0 for Delr. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Smart Engines ships an update every 2 months, Delr every 10 months. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Smart Engines | Delr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/smart-engines/id1593408182/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/delr/id6449025397/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Free | Free |
| Size | 290 MB | 89 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Smart Engines](https://appshunter.io/developer/1593408184) | [Jonathan Chau](https://appshunter.io/developer/1687464478) |

## What reviewers say

### Smart Engines

[App page](https://appshunter.io/ios/app/smart-engines/id1593408182)

This app demonstrates advanced AI for recognizing various documents, including IDs, business papers, and codes like QR codes. All processing occurs directly on the device for complete security and speed.

**Highlights:** Identity document recognition, Business document recognition, QR and barcode scanning, On-device processing, Face matching, SDK integration

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

**In-app purchases:** none


### Delr

[App page](https://appshunter.io/ios/app/delr/id6449025397)

This app offers a streamlined experience for discovering and ordering drinks and desserts. It features real-time updates on production and delivery, along with personalized recommendations and privacy controls.

**Highlights:** Product display and recommendations, Real-time order tracking, Delivery progress monitoring, Personalized preferences, Privacy controls

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Smart Engines free?

Smart Engines is free to download, with no in-app purchases.

### Is Delr free?

Delr is free to download, with no in-app purchases.

### Which has better reviews, Smart Engines or Delr?

Smart Engines and Delr are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Smart Engines or Delr have ads?

Neither Smart Engines nor Delr shows ads.

### Which is updated more often, Smart Engines or Delr?

Smart Engines ships an update every 2 months, and Delr every 10 months. Most recently, Smart Engines was updated on October 14, 2026 and Delr 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.*