# Maximal Security Group vs SendDM

The clearest difference is in-app purchases: Maximal Security Group at none against SendDM's 6. Maximal Security Group also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. SendDM sells 6 in-app purchases, starting at $11.00 per month. Maximal Security Group asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 28, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Maximal Security Group | SendDM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/senddm-dm-automation/id6801794420/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 65 MB | 44 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | +12 |
| Developer | [Maximal Security](https://appshunter.io/developer/1758719467) | [Tarmit Lepcha](https://appshunter.io/developer/6801794422) |

## What reviewers say

### Maximal Security Group

[App page](https://appshunter.io/ios/app/maximal-security-group/id6749242130)

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

**In-app purchases:** none


### SendDM

[App page](https://appshunter.io/ios/app/senddm-dm-automation/id6801794420)

Automate replies to Instagram and Facebook comments and DMs. This app allows businesses and creators to instantly send links, discount codes, or lead magnets in response to specific comments, helping to grow followers and capture leads 24/7.

**Highlights:** Comment to DM automation, Keyword auto replies, DM past commenters (Rewind), Story and Live automations, One inbox for Instagram and Messenger, AI comment replies and spam protection, Lead capture and contact management

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Creator | $11.00 | per month |
| Growth | $19.99 | per month |
| Scale | $39.99 | per month |
| Creator | $105.99 | per year |
| Growth | $191.99 | per year |
| Scale | $374.99 | per year |


## Frequently asked questions

### Is Maximal Security Group free?

Maximal Security Group is free to download, with no in-app purchases.

### Is SendDM free?

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

### Do Maximal Security Group or SendDM have ads?

SendDM shows ads; Maximal Security Group does not.

### Which is updated more often, Maximal Security Group or SendDM?

Maximal Security Group ships an update fortnightly, and SendDM fortnightly. Most recently, Maximal Security Group was updated on October 28, 2026 and SendDM on November 1, 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.*