# SURVIVALOS vs PVLedger

The clearest difference is price: SURVIVALOS at Free against PVLedger's $0.99. PVLedger's advantage is in-app purchases (none vs 1) and update cadence (every 2 days vs every 6 weeks). On ads, device support and iOS requirement there is nothing between them.

SURVIVALOS is free to download; PVLedger costs $0.99 up front. SURVIVALOS sells 1 one-off in-app purchase. PVLedger asks for nothing beyond the download.

SURVIVALOS ships an update every 6 weeks, PVLedger every 2 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SURVIVALOS | PVLedger |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Size | 34 MB | 31 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [wu zhaodong](https://appshunter.io/developer/1554727752) | [UMIT KAYAN](https://appshunter.io/developer/6808682637) |

## What reviewers say

### SURVIVALOS

[App page](https://appshunter.io/ios/app/survivalos/id6759236432)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SURVIVALOS Pro | $6.99 | one-time |


### PVLedger

[App page](https://appshunter.io/ios/app/pvledger-solar-tools/id6811191586)

**In-app purchases:** none


## Frequently asked questions

### Is SURVIVALOS free?

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

### Is PVLedger free?

PVLedger costs $0.99, with no in-app purchases.

### Do SURVIVALOS or PVLedger have ads?

Neither SURVIVALOS nor PVLedger shows ads.

### Which is updated more often, SURVIVALOS or PVLedger?

SURVIVALOS ships an update every 6 weeks, and PVLedger every 2 days. Most recently, SURVIVALOS was updated on November 5, 2026 and PVLedger on October 31, 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.*