# FiTin vs PanelPower BIG3

FiTin and PanelPower BIG3 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. FiTin sells 3 in-app purchases, starting at $1.99 per month and PanelPower BIG3 sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 4 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | FiTin | PanelPower BIG3 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Freemium | — |
| Size | 135 MB | 74 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [FiTin Inc.](https://appshunter.io/developer/1821685307) | [Koyo Harimoto](https://appshunter.io/developer/6785753790) |

## What reviewers say

### FiTin

[App page](https://appshunter.io/ios/app/fitin-workout-tracker/id6747509583)

Effortlessly log your weightlifting sessions and track your strength gains. Connect with friends to share workouts, stay motivated, and cheer each other on. Features include quick logging, exercise history, and progress visualization.

**Highlights:** Fast workout logging, Track sets, reps, and weight, 200+ built-in exercises, Progress visualization, Social sharing and motivation, Rest timer

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン（月額） | $1.99 | per month |
| プレミアムプラン（年額） | $22.99 | per year |
| プレミアムプラン（生涯） | $59.99 | one-time |


### PanelPower BIG3

[App page](https://appshunter.io/ios/app/panelpower-big3/id6785753788)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 開発応援・プロテイン | $0.99 | one-time |
| 開発応援・鶏むね肉 | $2.99 | one-time |
| 開発応援・リストラップ | $9.99 | one-time |
| 開発応援・クレアチン | $19.99 | one-time |


## Frequently asked questions

### Is FiTin free?

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

### Is PanelPower BIG3 free?

PanelPower BIG3 is free to download, with in-app purchases available.

### Do FiTin or PanelPower BIG3 have ads?

Neither FiTin nor PanelPower BIG3 shows ads.

### Which is updated more often, FiTin or PanelPower BIG3?

FiTin ships an update every 4 days, and PanelPower BIG3 every 4 days. Most recently, FiTin was updated on October 24, 2026 and PanelPower BIG3 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.*