Caesar vs Kryptos Tools
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Caesar
This utility tool encrypts and decrypts text using a Caesar cipher. Users can specify a shift value to transform their messages. Converted text can be saved within the application for later use.
- Caesar cipher encryption
- Caesar cipher decryption
- Customizable shift parameter
- Save converted strings
- Text transformation utility
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Converts a string into a string shifted the specified number of characters. The number of characters to shift is specified as the conversion parameter. For example, to shift the string AAAA by one character, set the conversion parameter to 1 and the selected string to AAAA. In this case, the converted string will be BBBB. The converted string can be saved in the app.
Kryptos Tools
This app offers a comprehensive suite of classic cryptography tools, including Vigenère and Transposition ciphers, to help users explore and potentially solve complex puzzles. It consolidates features from previous versions and provides detailed information on famous unsolved codes.
- Classic cipher implementations
- Vigenère cipher
- Transposition Matrix
- Detailed puzzle information
- Sixteen classic ciphers
- Future cipher additions
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Kryptos Tools combines the best features of the previous two apps (Kryptos Tools - Vigenère and Kryptos Tools - Transposition) along with additional details, documents and photos consolidated into one great app. Kryptos Tools includes classic ciphers, like the Vigenère cipher, that was used to encrypt the first two sections of Kryptos (K1 and K2). It also includes the Transposition Matrix which provides a visual implementation of the Transposition cipher for solving Kryptos section K3. Kryptos Tools now contains sixteen (16) classic ciphers: * Affine * Atbash * Beaufort (plus Autokey variant) * Bifid * Caesar * Columnar Transposition * Four-square * Gronsfeld (plus Autokey variant) * Hill * One-Time Pad * Playfair * ROT13 (Rotate-13) * Substitution * Transposition Matrix * Trifid * Vigenère (plus Autokey variant) Additional ciphers and utilities will be added in future releases. Detailed solutions and information about these sections of the puzzle are also detailed within. Kryptos is a sculpture by the American artist Jim Sanborn located on the grounds of the Central Intelligence Agency (CIA) in Langley, Virginia. Since the dedication of Kryptos on November 3, 1990, the first three sections have been successfully decrypted. However, the fourth section remains one of the most famous unsolved codes in the world. Are you going to be the one to solve this mystery?
Screenshots
Verdict
The clearest difference is rating: Kryptos Tools at 4.6 against Caesar's 1.0. Kryptos Tools also leads on ads (none vs shown) and monetization model (free vs ad-supported). Caesar's advantage is iOS requirement (15.0 vs 18.6). On price, update cadence, 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.
Kryptos Tools holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Kryptos Tools has 7 ratings behind it against 1, so its average is the more settled of the two.
Caesar ships an update every 2 weeks, Kryptos Tools every 3 weeks. The most recent releases landed on July 29, 2026 and September 17, 2026 respectively.
| Parameter | Caesar | Kryptos Tools |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.6 (7 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 1 | 7 — better |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 43 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Hideaki Uchikoshi | Jeffrey Williams |
Customer experience
Caesar
Kryptos Tools
In-app purchases
Caesar
No in-app purchases
Kryptos Tools
No in-app purchases








