# OptiListen vs Marco

The clearest difference is rating: OptiListen at 5.0 against Marco's 3.7. OptiListen also leads on iOS requirement (11.0 vs 17.0). Marco's advantage is update cadence (every 4 days vs every 6 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

OptiListen holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

OptiListen ships an update every 6 months, Marco every 4 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | OptiListen | Marco |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/optilisten/id1593948410/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/marco-email/id6746069877/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | — | 12.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 days** |
| Monetization | Free | Free |
| Size | 19 MB | 114 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Christian Crumlish](https://appshunter.io/developer/1593948412) | [Marco Technology Inc.](https://appshunter.io/developer/1815021246) |

## What reviewers say

### OptiListen

[App page](https://appshunter.io/ios/app/optilisten/id1593948410)

Enhance your listening abilities with this straightforward application. Track your progress during audio or video calls and build your skills over time. It's designed for anyone looking to improve their active listening.

**Highlights:** Set listening goals, Track session results, Build listening skills, Use with audio/video calls, Local data storage

**Features:** macOS Compatibility

**In-app purchases:** none


### Marco

[App page](https://appshunter.io/ios/app/marco-email/id6746069877)

Consolidate all your email accounts into a single, fast inbox. This privacy-focused application offers offline access, instant syncing, and a clean interface for managing multiple email providers on Apple devices.

**Highlights:** Unified inbox for all accounts, Native Apple experience, Offline email access, Privacy-first design, Instant speed, Smart email views

**In-app purchases:** none


## Frequently asked questions

### Is OptiListen free?

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

### Is Marco free?

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

### Which has better reviews, OptiListen or Marco?

OptiListen is rated higher. OptiListen averages 5.0 out of 5 from 3 ratings, while Marco averages 3.7 from 3 ratings.

### Do OptiListen or Marco have ads?

Neither OptiListen nor Marco shows ads.

### Which is updated more often, OptiListen or Marco?

OptiListen ships an update every 6 months, and Marco every 4 days. Most recently, OptiListen was updated on November 3, 2026 and Marco on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*