# ChitCalculator vs ToDo Spark

The clearest difference is update cadence: ToDo Spark at fortnightly against ChitCalculator's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ChitCalculator ships an update monthly, ToDo Spark fortnightly. The most recent releases landed on October 8, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ChitCalculator | ToDo Spark |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 9 MB | 1 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sai Kumar](https://appshunter.io/developer/1345543090) | [Julie Collazos](https://appshunter.io/developer/1674589412) |

## What reviewers say

### ChitCalculator

[App page](https://appshunter.io/ios/app/chitcalculator/id1489475241)

This app helps users calculate chit fund contributions based on bid amounts and duration. It also allows for managing chit funds by tracking payments and participants. Users can send messages to WhatsApp contacts directly from the app.

**Highlights:** Chit fund calculation, Bid amount and duration input, Payment tracking, Participant management, WhatsApp messaging integration

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

**In-app purchases:** none


### ToDo Spark

[App page](https://appshunter.io/ios/app/todo-spark/id6445956103)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChitCalculator free?

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

### Is ToDo Spark free?

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

### Do ChitCalculator or ToDo Spark have ads?

Neither ChitCalculator nor ToDo Spark shows ads.

### Which is updated more often, ChitCalculator or ToDo Spark?

ChitCalculator ships an update monthly, and ToDo Spark fortnightly. Most recently, ChitCalculator was updated on October 8, 2026 and ToDo Spark on October 30, 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.*