# Bold Gains vs Necessary Devil

Bold Gains and Necessary Devil are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 12, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Bold Gains | Necessary Devil |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 30 MB | 40 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Aerobit Technologies Limited](https://appshunter.io/developer/1267192246) | [Necessary Devil](https://appshunter.io/developer/1826779719) |

## What reviewers say

### Bold Gains

[App page](https://appshunter.io/ios/app/bold-gains/id1575371660)

**Features:** Vision Pro support

**In-app purchases:** none


### Necessary Devil

[App page](https://appshunter.io/ios/app/necessary-devil/id6748644766)

Transform your daily walks into engaging, social fitness experiences. Participate in solo or team step challenges, track your progress in real-time, and connect with others to stay motivated. It's designed to make fitness fun and rewarding for individuals and groups.

**Highlights:** Daily, weekly, and custom step challenges, Solo or team participation, Real-time leaderboard and progress tracking, Connect with friends and groups, Sync with Google Fit and fitness trackers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bold Gains free?

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

### Is Necessary Devil free?

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

### Do Bold Gains or Necessary Devil have ads?

Neither Bold Gains nor Necessary Devil shows ads.

### Which is updated more often, Bold Gains or Necessary Devil?

Bold Gains ships an update every 2 months, and Necessary Devil every 2 months. Most recently, Bold Gains was updated on October 12, 2026 and Necessary Devil on October 19, 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.*