# MochiLog vs SaveCrystal

The clearest difference is ratings volume: SaveCrystal at 3 against MochiLog's 1. MochiLog's advantage is iOS requirement (16.0 vs 26.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. MochiLog sells 3 one-off in-app purchases and SaveCrystal sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for MochiLog against 5.0 for SaveCrystal. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

MochiLog ships an update fortnightly, SaveCrystal every 10 days. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | MochiLog | SaveCrystal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/mochilog/id6756904240/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/savecrystal/id6780217908/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 15 MB | 12 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [ryuya watanabe](https://appshunter.io/developer/1863586499) | [Justin Gain](https://appshunter.io/developer/1172595481) |

## What reviewers say

### MochiLog

[App page](https://appshunter.io/ios/app/mochilog/id6756904240)

This app provides accurate battery health information by analyzing your device's system logs. It offers detailed metrics like real capacity, cycle count, and wear level without needing a computer. All processing is done on-device for enhanced privacy.

**Highlights:** Real battery capacity (mAh), True cycle count, Precise wear level, History graph from multiple logs, 100% on-device processing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $0.99 | one-time |
| Buy me a lunch | $1.99 | one-time |
| Buy me a dinner | $4.99 | one-time |


### SaveCrystal

[App page](https://appshunter.io/ios/app/savecrystal/id6780217908)

Organize your entire gaming collection, track progress, and log purchase details. Manage wishlists, journal gaming experiences, and monitor your library's growth across multiple platforms. Ideal for collectors and passionate gamers.

**Highlights:** Track games across multiple platforms, Build and manage wishlists, Log purchase details and prices, Record play status and completion, Journal gaming experiences, Organize with flexible filtering

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SavePoint:Game Tracker Pro Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is MochiLog free?

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

### Is SaveCrystal free?

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

### Which has better reviews, MochiLog or SaveCrystal?

MochiLog and SaveCrystal are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do MochiLog or SaveCrystal have ads?

Neither MochiLog nor SaveCrystal shows ads.

### Which is updated more often, MochiLog or SaveCrystal?

MochiLog ships an update fortnightly, and SaveCrystal every 10 days. Most recently, MochiLog was updated on October 5, 2026 and SaveCrystal on October 8, 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.*