# Instantly AI vs Subdupes

The clearest difference is rating: Subdupes at 5.0 against Instantly AI's 2.9. Instantly AI's advantage is in-app purchases (none vs 4) and ratings volume (36 vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Subdupes sells 4 in-app purchases, starting at $7.99 per month. Instantly AI asks for nothing beyond the download.

Subdupes holds the better App Store score, 5.0 against 2.9. That said, the two scores are not equally well evidenced: Instantly AI has 36 ratings behind it against 2, so its average is the more settled of the two.

Instantly AI ships an update every 2 months, Subdupes every 3 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Instantly AI | Subdupes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (36 ratings)](https://appshunter.io/ios/app/instantly-ai/id6474658497/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/subdupes/id6758014225/reviews)** |
| Number of ratings | **36** | 2 |
| Positive reviews | 58.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 44 MB | 51 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Foo Monk LLC](https://appshunter.io/developer/1722213325) | [Mohsin Siddiqui](https://appshunter.io/developer/1602668190) |

## What reviewers say

### Instantly AI

[App page](https://appshunter.io/ios/app/instantly-ai/id6474658497)

This app provides on-the-go email management. Read replies, quickly respond or forward messages, and search your inbox using various filters.

**Highlights:** Read emails on the go, Quickly reply to emails, Forward emails, Search emails with filters, Manage Unibox

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

**In-app purchases:** none


### Subdupes

[App page](https://appshunter.io/ios/app/subdupes/id6758014225)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solo Monthly | $7.99 | per month |
| Pro Monthly | $11.99 | per month |
| Solo Yearly | $79.99 | per year |
| Pro Yearly | $119.99 | per year |


## Frequently asked questions

### Is Instantly AI free?

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

### Is Subdupes free?

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

### Which has better reviews, Instantly AI or Subdupes?

Subdupes is rated higher. Instantly AI averages 2.9 out of 5 from 36 ratings, while Subdupes averages 5.0 from 2 ratings.

### Do Instantly AI or Subdupes have ads?

Neither Instantly AI nor Subdupes shows ads.

### Which is updated more often, Instantly AI or Subdupes?

Instantly AI ships an update every 2 months, and Subdupes every 3 months. Most recently, Instantly AI was updated on October 25, 2026 and Subdupes on October 24, 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.*