Comparison

Platon Todo List vs CHAMA App

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Platon Todo List

This app helps boost productivity by allowing secure sharing of ideas and tasks without requiring user accounts or subscriptions. It features end-to-end encryption for data privacy and offers a range of tools for organizing and managing tasks.

Highlights
  • End-to-end encryption
  • Device pairing without registration
  • Task assignment and prioritization
  • Due dates and intelligent lists
  • Comment function with pictures
  • Night mode
Features
Read full description

You want to increase your productivity? You want to share your ideas and tasks with friends and colleagues but not with companies? You don't want to create a user account with any company? You don't want a monthly or annual subscription? Then Platon is the right choice. Because of a secure end-to-end encryption not even we have access to the data. The data is encrypted locally on your mobile phone and decrypted on the recipient's mobile phone. Access to the data is not possible. current features: - easy pairing of devices without a registration - support of the most common mobile phone platforms - Night mode - comment function incl. pictures for the tasks - background image per task possible - assigning tasks - set priorities - set due dates - intelligent lists - adjust the colors within Platon - coupling of devices via barcode scan or PIN planned features: - WebClient (almost finished) - print - to implement your ideas DSGVO compliant points: - secure end-to-end encryption (ECDH/Curve 25519 for key exchange and Salsa20 for message encryption) - the messages are immediately deleted from the servers as soon as they are delivered - in the log tables the IP addresses are stored in a shortened form and deleted after one day - encrypted storage on the mobile phones (AES256)

About

CHAMA App

Features
Read full description

Sie finden in der CHAMA App alles rund um Ihre Wohnung oder Ihren Arbeitsplatz und Ihre Nachbarschaft an einem Ort: Sie haben einen direkten Draht zu Ihrer Haus- oder GebΓ€udeverwaltung und vernetzen sich mit anderen im GebΓ€ude.

Screenshots

Platon Todo List4 screens
CHAMA App4 screens

Verdict

The call

The clearest difference is in-app purchases: CHAMA App at none against Platon Todo List's 1. CHAMA App also leads on ads (none vs shown). Platon Todo List's advantage is update cadence (every 4 days vs every 2 months) and device support (3 vs 1). On price there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Platon Todo List sells 1 one-off in-app purchase. CHAMA App asks for nothing beyond the download.

UpkeepUpdate frequency

Platon Todo List ships an update every 4 days, CHAMA App every 2 months. The most recent releases landed on October 24, 2026 and October 1, 2026 respectively.

Scorecard5 real differences Β· 3 level
Platon Todo List versus CHAMA App: the parameters behind the verdict, then further details
ParameterPlaton Todo ListCHAMA App
PriceFreeFree
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 4 days β€” betterEvery 2 months
AdsYesNo β€” better
In-app purchasesYesNo β€” better
MonetizationFree with in-app purchasesβ€”
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS12.0 β€” better16.4
Further details β€” not scored
Size43 MB29 MB
Age rating4+17+
Developer1hand4you UG (haftungsbeschraenkt)CHAMA App

In-app purchases

1 purchases

Platon Todo List

One-time1
  • no advertisment$1.99
None

CHAMA App

No in-app purchases

Questions

Is Platon Todo List free?
Platon Todo List is free to download, with in-app purchases available.
Is CHAMA App free?
CHAMA App is free to download, with no in-app purchases.
Do Platon Todo List or CHAMA App have ads?
Platon Todo List shows ads; CHAMA App does not.
Which is updated more often, Platon Todo List or CHAMA App?
Platon Todo List ships an update every 4 days, and CHAMA App every 2 months. Most recently, Platon Todo List was updated on October 24, 2026 and CHAMA App on October 1, 2026.

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