# Pennylog vs Obolos

The clearest difference is in-app purchases: Pennylog at none against Obolos's 2. Pennylog also leads on review sentiment (100% vs 83%) and iOS requirement (15.1 vs 17.0). Obolos's advantage is update cadence (every 2 days vs every 5 days). On price, ads and device support there is nothing between them.

Both are free to download. Obolos sells 2 in-app purchases, starting at $2.99 per month. Pennylog asks for nothing beyond the download.

Pennylog ships an update every 5 days, Obolos every 2 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Pennylog | Obolos |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | **Free** | Freemium |
| Size | 40 MB | 28 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Jaewoo Jang](https://appshunter.io/developer/1896501272) | [Evgenii Grachev](https://appshunter.io/developer/6788265520) |

## What reviewers say

### Pennylog

[App page](https://appshunter.io/ios/app/pennylog-expense-tracker/id6770363404)

Log daily expenses in any currency with this private tracker. It offers detailed statistics, custom budgets, and multi-currency support for trips and projects. Your financial data stays on your device, with no bank logins or ads.

**Highlights:** Multi-currency expense logging, Trip and project-specific budgets, Customizable budgeting options, Detailed spending statistics, Weekly and monthly recaps, Gentle spending reminders, On-device data storage

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

**In-app purchases:** none


### Obolos

[App page](https://appshunter.io/ios/app/obolos-expense-tracker/id6788265518)

Manage your finances across multiple currencies with this expense tracker. It offers a unified view of spending, income, and transfers, with features for planned payments, savings goals, and trip budgeting. Ideal for expats, freelancers, and travelers dealing with international finances.

**Highlights:** Accounts in any currency, Unified spending timeline, Currency transfer tracking, Planned payment management, Savings goal accounts, Trip-specific budgeting, Apple Pay automation

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $17.99 | per year |


## Frequently asked questions

### Is Pennylog free?

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

### Is Obolos free?

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

### Do Pennylog or Obolos have ads?

Neither Pennylog nor Obolos shows ads.

### Which is updated more often, Pennylog or Obolos?

Pennylog ships an update every 5 days, and Obolos every 2 days. Most recently, Pennylog was updated on October 25, 2026 and Obolos on October 25, 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.*