# LittleGray Calculator vs Small Todo

The clearest difference is review sentiment: Small Todo at 100% against LittleGray Calculator's 0%. Small Todo also leads on update cadence (every 2 days vs every 4 months) and price ($0.99 vs $2.99). LittleGray Calculator's advantage is iOS requirement (8.0 vs 26.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

LittleGray Calculator costs $2.99 and Small Todo $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LittleGray Calculator ships an update every 4 months, Small Todo every 2 days. The most recent releases landed on November 2, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | LittleGray Calculator | Small Todo |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Paid | Paid |
| Size | 16 MB | 39 MB |
| Requires iOS | **8.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [峻 杨](https://appshunter.io/developer/1259658398) | [Zhiqi Pan](https://appshunter.io/developer/1893386703) |

## What reviewers say

### LittleGray Calculator

[App page](https://appshunter.io/ios/app/littlegray-calculator-infinity/id1393837500)

This advanced calculator handles large numbers and complex expressions with real-time calculations. Its columnar display shows the calculation process, and multiple keyboard layouts offer flexibility. Save and recall history, or sync across devices.

**Highlights:** High-precision large number calculations, Real-time custom function evaluation, Columnar display for process and results, Multiple keyboard layouts, History record function, iCloud cloud synchronization, Real-time voice input

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

**In-app purchases:** none


### Small Todo

[App page](https://appshunter.io/ios/app/small-todo-ai-task-breakdown/id6779009849)

Break down overwhelming tasks into small, manageable steps with AI assistance. Enjoy a gamified experience with satisfying animations and customizable plans that adapt to your life. All processing happens locally for complete privacy and offline functionality.

**Highlights:** AI task decomposition, Gamified task completion, Customizable plans, Local AI processing, Offline functionality, Privacy-focused design

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

**In-app purchases:** none


## Frequently asked questions

### Is LittleGray Calculator free?

LittleGray Calculator costs $2.99, with no in-app purchases.

### Is Small Todo free?

Small Todo costs $0.99, with no in-app purchases.

### Do LittleGray Calculator or Small Todo have ads?

Neither LittleGray Calculator nor Small Todo shows ads.

### Which is updated more often, LittleGray Calculator or Small Todo?

LittleGray Calculator ships an update every 4 months, and Small Todo every 2 days. Most recently, LittleGray Calculator was updated on November 2, 2026 and Small Todo on November 1, 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.*