# MANtenatal vs Flex

The clearest difference is in-app purchases: MANtenatal at none against Flex's 3. MANtenatal also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.4). Flex's advantage is update cadence (every 10 days vs every 8 months). On price, review sentiment and device support there is nothing between them.

Both are free to download. Flex sells 3 in-app purchases, starting at $4.99 per month. MANtenatal asks for nothing beyond the download.

MANtenatal ships an update every 8 months, Flex every 10 days. The most recent releases landed on October 19, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | MANtenatal | Flex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/flex-workout-tracker-and-log/id6757288350/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 10 days** |
| Monetization | **Free** | Freemium |
| Size | 23 MB | 107 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [VUNUM INFOTECH SOLUTIONS PRIVATE LIMITED](https://appshunter.io/developer/1564568686) | [CHRISTOPHER LAWRENCE BAGNELL](https://appshunter.io/developer/1865550731) |

## What reviewers say

### MANtenatal

[App page](https://appshunter.io/ios/app/mantenatal/id6446938021)

This app supports expectant and new fathers by helping them track labor contractions, monitor baby activity, and manage feeding and sleep schedules. It also provides helpful advice and connects dads with a global community for mutual support.

**Highlights:** Contraction tracking, Baby movement monitoring, Feeding and sleep logs, Dad community forum, Pregnancy and parenting tips

**In-app purchases:** none


### Flex

[App page](https://appshunter.io/ios/app/flex-workout-tracker-and-log/id6757288350)

This app logs every workout set, tracks personal records, and generates personalized fitness plans. It also offers nutrition tracking, progress insights, and an AI coach for guidance. Stay motivated with streaks and badges, and share your progress with others.

**Highlights:** AI-generated workout plans, Set-by-set tracking with rest timer, Superset support, GPS cardio tracking, Nutrition logging with macro breakdowns, Personal record tracking, AI coach for fitness advice

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flex Pro Monthly | $4.99 | per month |
| Flex Pro Annual | $29.99 | per year |
| Flex Pro Lifetime | $149.99 | one-time |


## Frequently asked questions

### Is MANtenatal free?

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

### Is Flex free?

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

### Do MANtenatal or Flex have ads?

Flex shows ads; MANtenatal does not.

### Which is updated more often, MANtenatal or Flex?

MANtenatal ships an update every 8 months, and Flex every 10 days. Most recently, MANtenatal was updated on October 19, 2026 and Flex on October 28, 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.*