PicChat vs Calculatrice + Historique
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PicChat
This app allows users to send images of handwriting via Bluetooth. It offers a simple and intuitive way to engage in picture chats with others. Enjoy easy communication through visual messages.
- Handwriting image communication
- Bluetooth connectivity
- Simple operation
- Picture chat functionality
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You can communicate an image of the handwriting by Bluetooth. Anyone can easily enjoy a picture chat by simple operation.
Calculatrice + Historique
This utility app provides essential arithmetic functions with advanced features like large number display and a comprehensive history log. It allows for character-by-character rollback and easy screen clearing, making complex calculations manageable.
- Addition, subtraction, multiplication, division
- Large number display
- Calculation history log
- Character-by-character rollback
- Screen clearing function
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Calculator brings five focused calculators into one clean, fast app. Switch between standard, scientific, fraction, percentage and unit conversion tools from the top menu. Standard calculator: large-number arithmetic, saved history and quick correction. Scientific calculator: expressions, trigonometry, logarithms, powers, roots, constants and DEG/RAD modes. Fraction calculator: add, subtract, multiply and divide fractions with simplified and decimal results. Percentage calculator: percentage of a value, proportions, percentage change and discounts. Unit converter: length, mass, temperature, area, volume, speed and time. The app works offline, keeps a clear history for everyday calculations, and supports English, Simplified Chinese, Traditional Chinese, Korean, Japanese, French, German and Spanish. Remove ads anytime with a one-time in-app purchase.
Screenshots
Verdict
The clearest difference is rating: Calculatrice + Historique at 3.8 against PicChat's 2.5. Calculatrice + Historique also leads on update cadence (fortnightly vs every 19 months) and ratings volume (20 vs 2). PicChat's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Calculatrice + Historique holds the better App Store score, 3.8 against 2.5. That said, the two scores are not equally well evidenced: Calculatrice + Historique has 20 ratings behind it against 2, so its average is the more settled of the two.
PicChat ships an update every 19 months, Calculatrice + Historique fortnightly. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.
| Parameter | PicChat | Calculatrice + Historique |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (2 ratings) | 3.8 (20 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | 2 | 20 — better |
| Update frequency | Every 19 months | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 7.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 1 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Gadget Labo, Inc. | 贺 黄 |
Customer experience
PicChat
Calculatrice + Historique
In-app purchases
PicChat
No in-app purchases
Calculatrice + Historique
No in-app purchases
Questions
Is PicChat free?
Is Calculatrice + Historique free?
Which has better reviews, PicChat or Calculatrice + Historique?
Do PicChat or Calculatrice + Historique have ads?
Which is updated more often, PicChat or Calculatrice + Historique?
Other comparisons
