# Monovoca vs LockFeed

The clearest difference is in-app purchases: Monovoca at none against LockFeed's 6. Monovoca also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.0). LockFeed's advantage is update cadence (daily vs every 4 days). On price and ads there is nothing between them.

Both are free to download. LockFeed sells 6 one-off in-app purchases. Monovoca asks for nothing beyond the download.

Monovoca ships an update every 4 days, LockFeed daily. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Monovoca | LockFeed |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (11 ratings)](https://appshunter.io/ios/app/lockfeed-earn-screen-time/id6819274567/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 34 MB | 33 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Hyunjin Jang](https://appshunter.io/developer/1866571034) | [Mosaic Integral Innovations LLC](https://appshunter.io/developer/1816094904) |

## What reviewers say

### Monovoca

[App page](https://appshunter.io/ios/app/monovoca/id6757391049)

**Features:** macOS Compatibility

**In-app purchases:** none


### LockFeed

[App page](https://appshunter.io/ios/app/lockfeed-earn-screen-time/id6819274567)

This app requires users to answer short quizzes before granting access to selected applications. Users can customize unlock times and the number of questions needed per unlock. It offers various learning topics and a one-time purchase for unlimited access.

**Highlights:** Answer quizzes to unlock apps, Customize unlock duration, Select number of questions per unlock, Variety of quiz topics, Offline quiz content, One-time purchase for unlimited access

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $0.99 | one-time |
| Lifetime Access | $2.99 | one-time |
| Lifetime Access | $4.99 | one-time |
| Lifetime Access | $9.99 | one-time |
| Lifetime Access | $19.99 | one-time |
| Lifetime Access | $30.00 | one-time |


## Frequently asked questions

### Is Monovoca free?

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

### Is LockFeed free?

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

### Do Monovoca or LockFeed have ads?

Neither Monovoca nor LockFeed shows ads.

### Which is updated more often, Monovoca or LockFeed?

Monovoca ships an update every 4 days, and LockFeed daily. Most recently, Monovoca was updated on October 12, 2026 and LockFeed 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.*